Summary of "Bild takes in funding to share, collaborate on hardware designs in the cloud" (the link is https://techcrunch.com/2021/10/25/bild-takes-in-funding-to-share-collaborate-on-hardware-designs-in-the-cloud/)

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IS4410-Lecture6A-TheCloudandSOA.pdf

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The Cloud and How It Works Introduction to Information Systems

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OUTLINE

Introduction to The Cloud The Cloud vs in-house hosting Why is The Cloud so popular today? How does The Cloud work? Computer Networking Public and Private internet addressing

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WHAT IS THE CLOUD?

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WHAT IS THE CLOUD?

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WHAT IS THE CLOUD?

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WHAT IS THE CLOUD?

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WHAT IS THE CLOUD?

The Cloud: Elastic leasing of pooled computer resources over the Internet.

OR – A bunch of computers, mashed together in a far-off land, that you can use to get ‘er done! If ya can’t get ‘er done with what you got then borrow money from ya mama to get more computer-mash-a- paters!

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WHY ELASTIC?

Elastic Amount of computing resources leased can be increased or decreased in a short amount of time.

Example Silly Online Retailer Example

Super Bowl Commercial (buy one get one free) We can’t handle all this web traffic!!! Lag would be bad (5 to 8 seconds and gone!) Buy a bunch of new servers just for the one-time rush? NO! Lease cloud to scale up for the one-time rush to handle traffic!

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BLACK FRIDAY QUERY DEMAND (GOOGLE DATA)

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DATA CENTERS THAT HOUSE “THE CLOUD” APPLE DATA CENTER IN

MAIDEN, NC

BILLION-DOLLAR FACILITY CONTAINS MORE THAN

500,000 SQ FT OR

9 FOOTBALL FIELDS

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WHY IS THE CLOUD PREFERRED TO IN- HOUSE HOSTING?

Technological and security issues aside, there are also a host of regulatory, compliance, and legal issues preventing corporations from using cloud computing.

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WHY IS THE CLOUD PREFERRED TO IN- HOUSE HOSTING?

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WHY IS THE CLOUD SO POPULAR NOW?

Cloud-based hosting advantages: Cheap processors, essentially free data communication and data storage Instantaneous creation of new virtual machine environments due to virtualization technology Internet-based standards enable cloud-hosting vendors to provide flexible, standardized processing capabilities

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WHEN DOES THE CLOUD NOT MAKE SENSE?

When law or standard industry practice require physical control or possession of the data Financial institution might be legally required to maintain physical control over its data

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NETWORK TECHNOLOGY IN SUPPORTING THE CLOUD Computer network - a collection of computers that communicate with one another over transmission lines or wirelessly.

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COMPUTER NETWORKING

Packet – Unit of Data being transmitted

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COMPUTER NETWORKING

Hop - movement from one network to another.

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COMPUTER NETWORKING

Transmission Control Protocol (TCP) - breaks traffic up into packets, send each one along, reorganizes them at the destination, and requests lost packets to be sent that were lost.

IP – Addressing of the packet

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INTERNET ADDRESSING

Public IP addresses Identifies a particular device on public Internet Assigned by ICANN (Internet Corporation for Assigned Names and Numbers), so there are no duplicates! There is only one 74.125.28.103 (Google) on the Internet

Private IP addresses Identifies a device on a private network, usually a LAN Assignment controlled within the LAN by individual organizations Billions of computers, right now, may have 192.168.0.2

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PUBLIC IP ADDRESSES AND DOMAIN NAMES IPv4*

Four decimal dotted notation ==> 165.193.123.253 Domain name

Worldwide-unique name affiliated with a public IP address Example: Google.com, Microsoft.com, etc.

URL (Uniform Resource Locator) Internet address Example: http://google.com vs typing in 74.125.28.103 each time

* IPv6 is the new IP address format (out of the scope of this class)

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LECTURE 6A SUMMARY Introduction to The Cloud The Cloud vs in-house hosting Why is The Cloud so popular today? How does The Cloud work? Computer Networking Public and Private internet addressing

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  • Slide Number 1
  • Outline
  • What is the cloud?
  • What is the cloud?
  • What is the cloud?
  • What is the cloud?
  • What is the cloud?
  • Why elastic?
  • Black Friday Query Demand (Google Data)
  • Data Centers that house “the Cloud”
  • Why Is the Cloud Preferred to In-House Hosting?
  • Slide Number 12
  • Why is the Cloud so popular now?
  • When Does the Cloud Not Make Sense?
  • Network Technology in supporting the Cloud
  • Computer networking
  • Computer networking
  • Computer networking
  • Internet Addressing
  • Public IP Addresses and Domain Names
  • Lecture 6A Summary
  • Slide Number 22