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Chapter6-NetworksandCloudComputing.pptx

Principles of Information Systems, Thirteenth Edition

Chapter 6

Networks and Cloud Computing

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Principles of Information Systems, Thirteenth Edition

Chapter 6

Networks and Cloud Computing

Objectives

After completing this chapter, you will be able to:

Identify and briefly describe three network topologies and four different network types

Identify and briefly discuss several types of both guided and wireless communications

Identify several network hardware devices and define their functions

Briefly describe how the Internet and the Web work, including various methods for connecting to the Internet

Objectives

After completing this chapter, you will be able to:

Identify and briefly describe three network topologies and four different network types

Identify and briefly discuss several types of both guided and wireless communications

Identify several network hardware devices and define their functions

Briefly describe how the Internet and the Web work, including various methods for connecting to the Internet

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Objectives

After completing this chapter, you will be able to (cont’d):

Outline the process and tools used in developing Web content and applications

List and describe several Internet and Web applications

Explain how intranets and extranets use Internet technologies, and describe how the two differ

Define what is meant by the Internet of Things (IoT)

Identify and discuss several practical applications of the Internet of Things (IoT)

Objectives

After completing this chapter, you will be able to (cont’d):

Outline the process and tools used in developing Web content and applications

List and describe several Internet and Web applications

Explain how intranets and extranets use Internet technologies, and describe how the two differ

Define what is meant by the Internet of Things (IoT)

Identify and discuss several practical applications of the Internet of Things (IoT)

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Objectives

After completing this chapter, you will be able to (cont’d):

Categorize and summarize several potential issues and barriers associated with the expansion of the Internet of Things (IoT)

Discuss how cloud computing can increase the speed and reduce costs of new product launches

Summarize three common problems organizations encounter in moving to the cloud

Discuss the pros and cons of private and hybrid cloud computing compared to public cloud computing

Objectives

After completing this chapter, you will be able to (cont’d):

Categorize and summarize several potential issues and barriers associated with the expansion of the Internet of Things (IoT)

Discuss how cloud computing can increase the speed and reduce costs of new product launches

Summarize three common problems organizations encounter in moving to the cloud

Discuss the pros and cons of private and hybrid cloud computing compared to public cloud computing

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Network Fundamentals

Computer network: the communications media, devices, and software needed to connect two or more computer systems or devices

Network nodes: the computers and devices on the networks

Organizations can use networks to share hardware, programs, and databases

Network Fundamentals

Computer network: the communications media, devices, and software needed to connect two or more computer systems or devices

Network nodes: the computers and devices on the networks

Organizations can use networks to share hardware, programs, and databases

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Network Topology

Network topology

The shape or structure of a network, including the arrangement of the communications links and hardware devices on the network

Three most common network topologies

Star network

Bus network

Mesh network

Network Topology

Network topology

The shape or structure of a network, including the arrangement of the communications links and hardware devices on the network

Three most common network topologies

Star network

Bus network

Mesh network

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Network Topology

Network Topology

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Network Topology

Network Topology

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Network Topology

Network Topology

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Network Types

A personal area network (PAN) supports the interconnection of information technology close to one person

A local area network (LAN) connects computer systems and devices within a small area (e.g., an office or a home)

A metropolitan area network (MAN) connects users and their devices in an area that spans a campus or city

Network Types

A personal area network (PAN) supports the interconnection of information technology close to one person

A local area network (LAN) connects computer systems and devices within a small area (e.g., an office or a home)

A metropolitan area network (MAN) connects users and their devices in an area that spans a campus or city

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Network Types

Network Types

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Network Types

A wide area network (WAN) connects large geographic regions

WANs consist of:

Computer equipment owned by the user

Data communications equipment and telecommunications links provided by various carriers and service providers

Communications may involve transborder data flow

Network Types

A wide area network (WAN) connects large geographic regions

WANs consist of:

Computer equipment owned by the user

Data communications equipment and telecommunications links provided by various carriers and service providers

Communications may involve transborder data flow

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Client/Server Systems

Client/server architecture features multiple computer platforms dedicated to special functions, e.g., database management, printing, or communications

A client is any computer that sends messages requesting services from the servers on the network

A database server sends only the data that meets a specific query—not the entire file

Client/Server Systems

Client/server architecture features multiple computer platforms dedicated to special functions, e.g., database management, printing, or communications

A client is any computer that sends messages requesting services from the servers on the network

A database server sends only the data that meets a specific query—not the entire file

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Channel Bandwidth

Channel bandwidth: the rate at which data is exchanged

Usually measured in bits/sec

Broadband communications: a relative term; a telecommunications system that can transmit data very quickly

Channel Bandwidth

Channel bandwidth: the rate at which data is exchanged

Usually measured in bits/sec

Broadband communications: a relative term; a telecommunications system that can transmit data very quickly

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Communications Media

Two broad categories

Guided (wired) transmission media: signals are guided along a solid medium

Wireless: the signal is broadcast over airwaves as a form of electromagnetic radiation

Communications Media

Two broad categories

Guided (wired) transmission media: signals are guided along a solid medium

Wireless: the signal is broadcast over airwaves as a form of electromagnetic radiation

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Communications Media

Wireless Technologies

Wireless transmission involves the broadcast of communications in one of three frequency ranges

Radio, microwave, or infrared frequencies

In some cases, use of wireless communications is regulated

The signal must be broadcast within a specific frequency range to avoid interference with other wireless transmissions

Communications Media

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Communications Media

Near field communication (NFC): a very short-range wireless connectivity technology

Designed for consumer electronics, cell phones, and credit cards

Bluetooth: a wireless communications specification that describes how cell phones, computers, personal digital assistants, etc., can be interconnected

Wi-Fi

A wireless telecommunications technology brand owned by the Wi-Fi Alliance

Employs a wireless access point (a transmitter with an antenna) that receives the signal and decodes it

Translates signals into a radio signal and sends it to device’s wireless adapter

The area covered by one or more interconnected wireless access points is called a “hot spot”

Communications Media

Near field communication (NFC): a very short-range wireless connectivity technology

Designed for consumer electronics, cell phones, and credit cards

Bluetooth: a wireless communications specification that describes how cell phones, computers, personal digital assistants, etc., can be interconnected

Wi-Fi

A wireless telecommunications technology brand owned by the Wi-Fi Alliance

Employs a wireless access point (a transmitter with an antenna) that receives the signal and decodes it

Translates signals into a radio signal and sends it to device’s wireless adapter

The area covered by one or more interconnected wireless access points is called a “hot spot”

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Communications Media

Communications Media

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Communications Media

Communications Media

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Communications Media

Microwave Transmission

Microwave is a high-frequency (300 MHz–300 GHz) signal sent through the air

Common forms of satellite communications:

Geostationary satellite

Low earth orbit (LEO) satellite

Communications Media

Microwave Transmission

Microwave is a high-frequency (300 MHz–300 GHz) signal sent through the air

Common forms of satellite communications:

Geostationary satellite

Low earth orbit (LEO) satellite

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Communications Media

Communications Media

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Communications Media

Historical perspective

1G (first generation) of wireless communications standards: originated in the 1980s; based on analog communications

2G (second generation) employed fully digital networks; superseded 1G networks in the early1990s

3G supports wireless voice and broadband speed data communications in a mobile environment at speeds of 2 to 4 Mbps

4G wireless provides increased data transmission rates

3 to 20 times the speed of 3G networks for mobile devices

4G networks are based on Long Term Evolution (LTE)

LTE is a standard for wireless communications for mobile phones based on packet switching

Communications Media

Historical perspective

1G (first generation) of wireless communications standards: originated in the 1980s; based on analog communications

2G (second generation) employed fully digital networks; superseded 1G networks in the early1990s

3G supports wireless voice and broadband speed data communications in a mobile environment at speeds of 2 to 4 Mbps

4G wireless provides increased data transmission rates

3 to 20 times the speed of 3G networks for mobile devices

4G networks are based on Long Term Evolution (LTE)

LTE is a standard for wireless communications for mobile phones based on packet switching

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Communications Media

5G Wireless Communications

Expected characteristics

Higher data transmission rates

Lower power consumption

Higher connect reliability and more coverage

Lower infrastructure costs

Commercial deployment expected to start by 2017

Communications Media

5G Wireless Communications

Expected characteristics

Higher data transmission rates

Lower power consumption

Higher connect reliability and more coverage

Lower infrastructure costs

Commercial deployment expected to start by 2017

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Communications Hardware

Communications Hardware

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Communications Software

Network operating system (NOS)

Systems software that controls the computer systems and devices on a network

Linux, UNIX, Windows Server, and Mac OS X are common NOSs

Network-management software:

Protects software from being copied, modified, or downloaded illegally

Locates telecommunications errors and potential network problems

Communications Software

Network operating system (NOS)

Systems software that controls the computer systems and devices on a network

Linux, UNIX, Windows Server, and Mac OS X are common NOSs

Network-management software:

Protects software from being copied, modified, or downloaded illegally

Locates telecommunications errors and potential network problems

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Communications Software

Mobile device management (MDM) software

Manages and troubleshoots mobile devices remotely, pushing out applications, data, patches and settings

A central control group can maintain group policies for security, control system settings, ensure malware protection is in place for mobile devices used across the network, and make it mandatory to use passwords to access the network

Software-Defined Networking (SDN)

An emerging approach to networking

Allows network administrators to have programmable central control of the network via a controller without requiring physical access to all the network devices

Google is implementing Andromeda

The underlying SDN architecture that will enable Google’s cloud computing services to scale better, more cheaply and more quickly

Communications Software

Mobile device management (MDM) software

Manages and troubleshoots mobile devices remotely, pushing out applications, data, patches and settings

A central control group can maintain group policies for security, control system settings, ensure malware protection is in place for mobile devices used across the network, and make it mandatory to use passwords to access the network

Software-Defined Networking (SDN)

An emerging approach to networking

Allows network administrators to have programmable central control of the network via a controller without requiring physical access to all the network devices

Google is implementing Andromeda

The underlying SDN architecture that will enable Google’s cloud computing services to scale better, more cheaply and more quickly

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The Internet and World Wide Web

The Internet and World Wide Web

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The Internet and World Wide Web

The Internet is international in scope with users on every continent

Internet sites have a profound impact on world politics

Internet censorship

Some countries try to control Internet content and services

ARPANET

Ancestor of the Internet

Project started by the U.S. Department of Defense (DoD) in 1969

Internet Protocol (IP) enables computers to route communications traffic from one network to another

The Internet and World Wide Web

The Internet is international in scope with users on every continent

Internet sites have a profound impact on world politics

Internet censorship

Some countries try to control Internet content and services

ARPANET

Ancestor of the Internet

Project started by the U.S. Department of Defense (DoD) in 1969

Internet Protocol (IP) enables computers to route communications traffic from one network to another

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How the Internet Works

Internet backbone: one of the Internet’s high-speed, long-distance communications links

IP protocol

The set of rules used to pass packets from one host to another

Transmission Control Protocol (TCP): the widely used transport layer protocol that most Internet applications use with IP

IP address: a 64-bit number that identifies a computer on the Internet

How the Internet Works

Internet backbone: one of the Internet’s high-speed, long-distance communications links

IP protocol

The set of rules used to pass packets from one host to another

Transmission Control Protocol (TCP): the widely used transport layer protocol that most Internet applications use with IP

IP address: a 64-bit number that identifies a computer on the Internet

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How the Internet Works

How the Internet Works

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How the Internet Works

Uniform Resource Locator (URL): a Web address that specifies the exact location of a Web page using letters and words that map to an IP address and a host location

Internet Corporation for Assigned Names and Numbers (ICANN) is responsible for managing IP addresses and Internet domain names

Domain names must adhere to strict rules

How the Internet Works

Uniform Resource Locator (URL): a Web address that specifies the exact location of a Web page using letters and words that map to an IP address and a host location

Internet Corporation for Assigned Names and Numbers (ICANN) is responsible for managing IP addresses and Internet domain names

Domain names must adhere to strict rules

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How the Internet Works

How the Internet Works

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Accessing the Internet

Connecting via LAN server

Connection method of businesses and organizations that manage a local area network (LAN)

Connecting via Internet service providers

Internet service provider (ISP) is any organization that provides Internet access to people

You must have an account with the service provider along with software and devices that support a connection via TCP/IP

Accessing the Internet

Connecting via LAN server

Connection method of businesses and organizations that manage a local area network (LAN)

Connecting via Internet service providers

Internet service provider (ISP) is any organization that provides Internet access to people

You must have an account with the service provider along with software and devices that support a connection via TCP/IP

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Accessing the Internet

Accessing the Internet

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Accessing the Internet

Dial-up Internet connection uses modem and standard phone line

Other options include:

Cable modem connections

DSL connections

Satellite connections

Wireless Connection

Internet service over cellular and Wi-Fi networks has become common

Accessing the Internet

Dial-up Internet connection uses modem and standard phone line

Other options include:

Cable modem connections

DSL connections

Satellite connections

Wireless Connection

Internet service over cellular and Wi-Fi networks has become common

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How the Web Works

The Internet

The infrastructure on which the Web exists

Made up of computers, network hardware such as routers and fiber-optic cables, software, and the TCP/IP protocols

The World Wide Web (Web)

Consists of server and client software, the hypertext transfer protocol (http), standards, and markup languages that combine to deliver information and services over the Internet

How the Web Works

The Internet

The infrastructure on which the Web exists

Made up of computers, network hardware such as routers and fiber-optic cables, software, and the TCP/IP protocols

The World Wide Web (Web)

Consists of server and client software, the hypertext transfer protocol (http), standards, and markup languages that combine to deliver information and services over the Internet

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How the Web Works

Hyperlink: highlighted text or graphics in a Web document that, when clicked, opens a new Web page

Web browser: Web client software used to view Web pages

Examples: Internet Explorer, Firefox, Chrome, and Safari

Web site: a collection of pages on one particular topic, accessed under one Web domain

How the Web Works

Hyperlink: highlighted text or graphics in a Web document that, when clicked, opens a new Web page

Web browser: Web client software used to view Web pages

Examples: Internet Explorer, Firefox, Chrome, and Safari

Web site: a collection of pages on one particular topic, accessed under one Web domain

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How the Web Works

Hypertext Markup Language (HTML): the standard page description language for Web pages

Tells the browser how to display font characteristics, paragraph formatting, page layout, image placement, hyperlinks, and the content of a Web page

HTML tags tell the Web browser how to format text and elements to be inserted

Extensible Markup Language (XML): a markup language designed to transport and store data on the Web

Cascading Style Sheets (CSS): a file or portion of an HTML file that defines the visual appearance of content in a Web page

Uses special HTML tags to globally define characteristics for a variety of page elements as well as how those elements are laid out on the Web page

How the Web Works

Hypertext Markup Language (HTML): the standard page description language for Web pages

Tells the browser how to display font characteristics, paragraph formatting, page layout, image placement, hyperlinks, and the content of a Web page

HTML tags tell the Web browser how to format text and elements to be inserted

Extensible Markup Language (XML): a markup language designed to transport and store data on the Web

Cascading Style Sheets (CSS): a file or portion of an HTML file that defines the visual appearance of content in a Web page

Uses special HTML tags to globally define characteristics for a variety of page elements as well as how those elements are laid out on the Web page

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How the Web Works

How the Web Works

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Web Programming Languages

JavaScript

A popular programming language for client-side applications

Use to create Web pages that respond to user actions

Java

An object-oriented programming language from Sun Microsystems based on C++

Allows small programs (applets) to be embedded within an HTML document

Web Programming Languages

JavaScript

A popular programming language for client-side applications

Use to create Web pages that respond to user actions

Java

An object-oriented programming language from Sun Microsystems based on C++

Allows small programs (applets) to be embedded within an HTML document

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Web Programming Languages

Other client-side programming languages include:

ASP.NET

C

C++

Perl

PHP

Python

Web Programming Languages

Other client-side programming languages include:

ASP.NET

C

C++

Perl

PHP

Python

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Web Services

Standards and tools that streamline and simplify communication among Web sites

XML

The key to Web services

Used within a Web page to describe and transfer data between Web service applications

Amazon Web Services (AWS)

Basic infrastructure that Amazon employs to make the contents of its online catalog available to other Web sites or software applications

Web Services

Standards and tools that streamline and simplify communication among Web sites

XML

The key to Web services

Used within a Web page to describe and transfer data between Web service applications

Amazon Web Services (AWS)

Basic infrastructure that Amazon employs to make the contents of its online catalog available to other Web sites or software applications

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Developing Web Content and Applications

Popular tools for creating Web pages and managing Web sites

Adobe Dreamweaver, RapidWeaver (for Mac developers), and Nvu

Many products make it easy to develop Web content and interconnect Web services

Example: Microsoft’s .NET platform which allows developers to use various programming languages to create and run programs

Developing Web Content and Applications

Popular tools for creating Web pages and managing Web sites

Adobe Dreamweaver, RapidWeaver (for Mac developers), and Nvu

Many products make it easy to develop Web content and interconnect Web services

Example: Microsoft’s .NET platform which allows developers to use various programming languages to create and run programs

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Internet and Web Applications

Web 2.0 and the Social Web

Web 2.0: the Web as a computing platform that supports software applications and the sharing of information among users

Social networking Web sites enable users to share information abut themselves and to find, meet, and converse with others

Rich Internet applications are available that run in a Web browser and do not require local installation

Internet and Web Applications

Web 2.0 and the Social Web

Web 2.0: the Web as a computing platform that supports software applications and the sharing of information among users

Social networking Web sites enable users to share information abut themselves and to find, meet, and converse with others

Rich Internet applications are available that run in a Web browser and do not require local installation

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Internet and Web Applications

News

The Web is a powerful tool for keeping informed about local, state, national, and global news

Education and Training

Web is ideally suited as a tool for sharing information and a primary repository of information on all subjects

Distance education offers classes via the Web

Job Information

Providing information about a businesses and its products via Web site and social media increases the company’s exposure and reputation

The Web is an excellent source of job-related information

Examples: www.linkedin.com, www.monster.com, and www.careerbuilder.com

Internet and Web Applications

News

The Web is a powerful tool for keeping informed about local, state, national, and global news

Education and Training

Web is ideally suited as a tool for sharing information and a primary repository of information on all subjects

Distance education offers classes via the Web

Job Information

Providing information about a businesses and its products via Web site and social media increases the company’s exposure and reputation

The Web is an excellent source of job-related information

Examples: www.linkedin.com, www.monster.com, and www.careerbuilder.com

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Internet and Web Applications

Search Engines and Web Research

Search engine

Information on the Web is found by specifying keywords

The market is dominated by Google

Search engine optimization (SEO) is a process for driving traffic to a Web site by using techniques that improve the site’s ranking in search results

Online research databases allow visitors to search for information in thousands of journal, magazine, and newspaper articles

Internet and Web Applications

Search Engines and Web Research

Search engine

Information on the Web is found by specifying keywords

The market is dominated by Google

Search engine optimization (SEO) is a process for driving traffic to a Web site by using techniques that improve the site’s ranking in search results

Online research databases allow visitors to search for information in thousands of journal, magazine, and newspaper articles

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Internet and Web Applications

Instant messaging

Online, real-time communication between two or more people who are connected via the Internet

Microblogging, Status Updates, and News Feeds

Twitter allows users to send short text updates from a smartphone or a Web browser to their Twitter followers

Popularity of Twitter has caused social networks, such as Facebook, LinkedIn, and Tumbler, to include Twitter-like news or blog post feeds

Internet and Web Applications

Instant messaging

Online, real-time communication between two or more people who are connected via the Internet

Microblogging, Status Updates, and News Feeds

Twitter allows users to send short text updates from a smartphone or a Web browser to their Twitter followers

Popularity of Twitter has caused social networks, such as Facebook, LinkedIn, and Tumbler, to include Twitter-like news or blog post feeds

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Internet and Web Applications

Conferencing

The Internet has made it possible for those involved in teleconferences to share computer desktops

GoToMeeting enables employees to attend training without leaving their assigned stations

Telepresence systems use high-resolution video and audio with high-definition displays

Google Voice and Skype allow video chats

Internet and Web Applications

Conferencing

The Internet has made it possible for those involved in teleconferences to share computer desktops

GoToMeeting enables employees to attend training without leaving their assigned stations

Telepresence systems use high-resolution video and audio with high-definition displays

Google Voice and Skype allow video chats

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Internet and Web Applications

Blogging and Podcasting

Web log (blog): a Web site that people can create and use to write about their observations, experiences, and opinions on a wide range of topics

Video log (vlog): blogging with video content

Podcast: an audio broadcast over the Internet

Online Media and Entertainment

Content streaming: a method of transferring large media files over the Internet

The data stream of voice and pictures plays continuously as the file is being downloaded

Music

Internet radio is digitally delivered to your computer over the Internet

Downloaded music may employ Digital Rights Management (DRM) technology to limit the user’s ability to make copies

Internet and Web Applications

Blogging and Podcasting

Web log (blog): a Web site that people can create and use to write about their observations, experiences, and opinions on a wide range of topics

Video log (vlog): blogging with video content

Podcast: an audio broadcast over the Internet

Online Media and Entertainment

Content streaming: a method of transferring large media files over the Internet

The data stream of voice and pictures plays continuously as the file is being downloaded

Music

Internet radio is digitally delivered to your computer over the Internet

Downloaded music may employ Digital Rights Management (DRM) technology to limit the user’s ability to make copies

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Internet and Web Applications

Online Media and Entertainment (cont’d)

Movies, Video, and Television

Hulu Web site and Internet-based television platforms (e.g., Netflix and Joost) provide television programming

Vudu provides access to online movies

YouTube supports the online sharing of user-created videos

Online Games and Entertainment

The market for Internet gaming is very competitive and constantly changing

Many video games are available online

Internet and Web Applications

Online Media and Entertainment (cont’d)

Movies, Video, and Television

Hulu Web site and Internet-based television platforms (e.g., Netflix and Joost) provide television programming

Vudu provides access to online movies

YouTube supports the online sharing of user-created videos

Online Games and Entertainment

The market for Internet gaming is very competitive and constantly changing

Many video games are available online

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Internet and Web Applications

Shopping Online

Shopping on the Web can be convenient, easy, and cost effective

Retail stores provide access to many products that may be unavailable in local stores

Online clearinghouses, Web auctions, and marketplaces provide a platform for businesses and individuals to sell their products and belongings

eBay is the most popular online auction/marketplace

Businesses benefit from shopping online

Internet and Web Applications

Shopping Online

Shopping on the Web can be convenient, easy, and cost effective

Retail stores provide access to many products that may be unavailable in local stores

Online clearinghouses, Web auctions, and marketplaces provide a platform for businesses and individuals to sell their products and belongings

eBay is the most popular online auction/marketplace

Businesses benefit from shopping online

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Internet and Web Applications

Travel, Geolocation, and Navigation

The Web has had a profound effect on the travel industry and the way people plan and prepare for trips

Mapping and geolocation tools

MapQuest, Google Maps, and Bing Maps

Geographic information systems (GIS) provide geographic information layered over a map

Geo-tagging is possible on Twitter and Facebook

Internet and Web Applications

Travel, Geolocation, and Navigation

The Web has had a profound effect on the travel industry and the way people plan and prepare for trips

Mapping and geolocation tools

MapQuest, Google Maps, and Bing Maps

Geographic information systems (GIS) provide geographic information layered over a map

Geo-tagging is possible on Twitter and Facebook

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Intranets and Extranets

Intranet: an internal corporate network built using Internet and World Wide Web standards and technologies

Extranet: a network based on Web technologies that links resources of a company’s intranet with its customers, suppliers, or other business partners

Virtual private network (VPN): A secure connection between two points on the Internet

Tunneling: the process by which VPNs transfer information by encapsulating traffic in IP packets over the Internet

Intranets and Extranets

Intranet: an internal corporate network built using Internet and World Wide Web standards and technologies

Extranet: a network based on Web technologies that links resources of a company’s intranet with its customers, suppliers, or other business partners

Virtual private network (VPN): A secure connection between two points on the Internet

Tunneling: the process by which VPNs transfer information by encapsulating traffic in IP packets over the Internet

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The Internet of Things (IoT)

Internet of Things (IoT)

A network of physical objects (things) embedded with sensors, processors, software, and network connectivity capability to enable them to exchange data with the manufacturer of the device, device operators, and other connected devices

Sensor: a device that is capable of sensing something about its surroundings such as

Pressure, temperature, humidity, pH level, motion, vibration, or level of light

The Internet of Things (IoT)

Internet of Things (IoT)

A network of physical objects (things) embedded with sensors, processors, software, and network connectivity capability to enable them to exchange data with the manufacturer of the device, device operators, and other connected devices

Sensor: a device that is capable of sensing something about its surroundings such as

Pressure, temperature, humidity, pH level, motion, vibration, or level of light

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The Internet of Things (IoT)

The Internet of Things (IoT)

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The Internet of Things (IoT)

Examples of using sensors and the IoT to monitor and control key operational activities:

Asset monitoring

Construction

Agriculture

Manufacturing

Monitoring parking spaces

Predictive Maintenance

Retailing

Traffic monitoring

The Internet of Things (IoT)

Examples of using sensors and the IoT to monitor and control key operational activities:

Asset monitoring

Construction

Agriculture

Manufacturing

Monitoring parking spaces

Predictive Maintenance

Retailing

Traffic monitoring

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The Internet of Things (IoT)

The Internet of Things (IoT)

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Cloud Computing

Cloud computing: a computing environment in which software and storage are provided as an Internet service and accessed with a Web browser

Advantages to businesses:

Businesses can save on system design, installation, and maintenance

Increased efficiency and reduce the costs of new product and service launches

Employees can access corporate systems from any Internet-connected computer

Cloud Computing

Cloud computing: a computing environment in which software and storage are provided as an Internet service and accessed with a Web browser

Advantages to businesses:

Businesses can save on system design, installation, and maintenance

Increased efficiency and reduce the costs of new product and service launches

Employees can access corporate systems from any Internet-connected computer

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Public Cloud Computing

A service provider owns and manages the infrastructure with cloud user organizations (tenants) accessing slices of shared hardware resource via the Internet

Public cloud computing can be a faster, cheaper, and more agile approach to building and managing your own IT infrastructure

However, data security is a key concern

Because when using a public cloud computing service, you are relying on someone else to safeguard your data

Public Cloud Computing

A service provider owns and manages the infrastructure with cloud user organizations (tenants) accessing slices of shared hardware resource via the Internet

Public cloud computing can be a faster, cheaper, and more agile approach to building and managing your own IT infrastructure

However, data security is a key concern

Because when using a public cloud computing service, you are relying on someone else to safeguard your data

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Public Cloud Computing

Cloud computing can be divided into three main types of services:

Infrastructure as a service (IaaS)

Software as a service (SaaS)

Platform as a Service (PaaS)

Public Cloud Computing

Cloud computing can be divided into three main types of services:

Infrastructure as a service (IaaS)

Software as a service (SaaS)

Platform as a Service (PaaS)

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Public Cloud Computing

Public Cloud Computing

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Private Cloud Computing

Private cloud environment

A single tenant cloud

Organization often implement due to concerns that their data will not be secure in a public cloud

Can be divided into two types:

On-premise private cloud

Service provider managed private cloud

Private Cloud Computing

Private cloud environment

A single tenant cloud

Organization often implement due to concerns that their data will not be secure in a public cloud

Can be divided into two types:

On-premise private cloud

Service provider managed private cloud

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Hybrid Cloud Computing

Hybrid cloud

Composed of both private and public clouds integrated through networking

Organizations typically use the public cloud to run applications with less sensitive security requirements

Runs more critical applications on the private portion of the hybrid cloud

Hybrid Cloud Computing

Hybrid cloud

Composed of both private and public clouds integrated through networking

Organizations typically use the public cloud to run applications with less sensitive security requirements

Runs more critical applications on the private portion of the hybrid cloud

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Autonomic Computing

Autonomic computing

The ability of IT system to manage themselves and adapt to changes in the computing environment, business policies, and operating objectives

The goal of autonomic computing:

To create complex systems that run themselves, while keeping the system’s complexity invisible to the end user

Addresses four key functions:

Self-configuring, self-healing, self-optimizing, and self-protecting

Autonomic Computing

Autonomic computing

The ability of IT system to manage themselves and adapt to changes in the computing environment, business policies, and operating objectives

The goal of autonomic computing:

To create complex systems that run themselves, while keeping the system’s complexity invisible to the end user

Addresses four key functions:

Self-configuring, self-healing, self-optimizing, and self-protecting

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Summary

A network has many fundamental components, which enable people to meet personal and organizational objectives

Together, the Internet and the World Wide Web provide a highly effective infrastructure for delivering and accessing information and services

Organizations are using the Internet of Things (IoT) to capture and analyze streams of sensor data to detect patterns and anomalies in order to have a considerable impact on the event outcome

Cloud computing provides access to state-of-the-art technology at a fraction of the cost of ownership and without the lengthy delays that can occur when an organization tries to acquire its own resources

Summary

A network has many fundamental components, which enable people to meet personal and organizational objectives

Together, the Internet and the World Wide Web provide a highly effective infrastructure for delivering and accessing information and services

Organizations are using the Internet of Things (IoT) to capture and analyze streams of sensor data to detect patterns and anomalies in order to have a considerable impact on the event outcome

Cloud computing provides access to state-of-the-art technology at a fraction of the cost of ownership and without the lengthy delays that can occur when an organization tries to acquire its own resources

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