network security test help

10/21/2017 Take Test: Midterm Exam 2017 – FA17-INSY-43000-001

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Content Take Test: Midterm Exam 2017H

Take Test: Midterm Exam 2017

Test Information Description The Midterm covers Chapters 1 - 5.

The questions are matching, multiple choice and short answers.

Instructions You will have 90 minutes to complete the exam.

Once started you must finish the exam.

DO NOT SAVE AFTER EACH QUESTION! (Complete the exam and then click on "Save and Submit")

If you encounter any problems, DO NOT CALL THE HELP DESK! (They will not be able to assist you - instead email me immediately.

Timed Test This test has a time limit of 3 hours.This test will save and submit automatically when the time expires. Warnings appear when half the time, 5 minutes, 1 minute, and 30 seconds remain.

Multiple Attempts

Not allowed. This test can only be taken once.

Force Completion

Once started, this test must be completed in one sitting. Do not leave the test before clicking Save and Submit.

Question Completion Status:

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Most firewalls today use this type of packet filtering:

a. proprietary b. stateful c. proxy d. private

QUESTION 1 1 points Save Answer

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My Lewis University Program Information Students

Remaining Time: 2 hours, 44 minutes, 06 seconds.

Abdulrahman Hamad Albatili

10/21/2017 Take Test: Midterm Exam 2017 – FA17-INSY-43000-001

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Which of the following is not a security policy oversight tool?

a. reading log files b. vulnerability testing c. audits d. surveys

QUESTION 2 1 points Save Answer

Match the following to their values:

- octet

- 0 1 0 1 1 0 1 0

- MAC address

- hex digit

- 0x 4A

- IPv4 address

- IPv6 address

a. 48 bits

b. decimal 74

c. 128 bits

d. decimal 90

e. 8 bits

f. 32 bits

g. 4 bits

QUESTION 3 7 points Save Answer

What do data link standards govern transmission of?

a. frames across a single network

b. frames across multiple networks

c. packets across multiple networks

d. packets across single networks

QUESTION 4 1 points Save Answer

An attack on an encrypted message where the attacker tries all possible combinations of letters, numbers,

& other keyboard characters is called:

a. brute force b. chosen text c. known text d. statistical

QUESTION 5 1 points Save Answer

Give two advantages of a layered architecture:

a.

b.

QUESTION 6

Paragraph Arial 3 (12pt)

2 points Save Answer

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Match the following to their definitions:

- SLA

- Rated speed

- throughput

- SDN

- Overprovisioning

- Get, set, trap

a. contract providing guaranteed levels of performance for various network metrics (speed, availability, etc.)

b. tools for SNMP management

c. new networking concept that separates the networking forwarding function from the control function

in networking devices (switches, routers, access points) and places the control function in a central controller.

d. actual speed that a network provides

e. vendor claim for network speed based on the standard that defines the technology

f. tactic used to address momentary traffic peaks on a network

QUESTION 7 6 points Save Answer

Match the following security policy terms to their definitions:

- policy

- implementation

- oversight

- standards

- guidelines

a. how to carry out security policies

b. a broad statement of what should be done

c. recommended but not required security policies

d. required security actions

e. helps ensure that the security policy implementation faithfully implements the policy

QUESTION 8 5 points Save Answer

On which address does a switch base its forwarding decisions?

a. TCP address b. MAC address c. IP address d. switch address

QUESTION 9 1 points Save Answer

QUESTION 10 1 points Save Answer

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Transmission with a few states (2, 4, 8, etc.) is known as what type of signaling?

a. digital b. circuit c. analog d. packet

QUESTION 10 1 points Save Answer

Which of the following is not a core component of Security Planning Principles?

a. Defense in depth

b. Maximum permissions

c. Risk analysis

d. Comprehensive security

QUESTION 11 1 points Save Answer

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Companies deal with threat environments with a three-prong program. The first element is PLAN. What are the next two steps?

QUESTION 12

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2 points Save Answer

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The Physical Layer is the first layer of the TCP/IP architecture. Name in order the layers 2-5.

QUESTION 13

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4 points Save Answer

QUESTION 14 1 points Save Answer

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A digital _ _ _ _ _ _ _ _ _ _ _ provides message-by-message authentication and message integrity and

is legal in contractual law.

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HTTP (Web surfing) connections open up with a three-way handshake.

The first step is a SYN request from the host to the Web Server. What are:

The second step - ______________________________________________________

The third step - ______________________________________________________

QUESTION 15

Paragraph Arial 3 (12pt)

2 points Save Answer

General name for any evil software.

a. hackware b. x-ware c. malware d. cryptoware

QUESTION 16 1 points Save Answer

Match the following to their definitions:

- core switch

- VLAN

- 802.3

- spanning tree protocol

- workgroup switch

- POE

- managed switch

- Organization that develops nearly all LAN

a. standard which brings power to RJ-45 wall jacks

b. network device with intelligence for remote monitoring

c. ethernet working group

d. provides redundancy in Ethernet LANs and prevents looping

e. connects host stations to network via access lines

f. reduces LAN congestion by virtual grouping of

QUESTION 17 8 points Save Answer

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g p y standards

g y g p g workstations/servers on an Ethernet LAN

g. IEEE

h. connects pairs of switches via trunk lines

Match the following terms with their definitions:

- baseband

- crosstalk

- category 5 UTP

- noise

- broadband

- fiber-optic cable

- RJ45

- attenuation

a. engineered to transmit 100 Mbps for distances up to 100 meters

b. mutual electromagnetic interference among wire pairs

c. uses analog signaling and is capable of supporting multiple channels of data simultaneously

d. continuous loss of a signal's strength as it travels through a medium

e. uses digital signaling in which the wire carries only one channel of digital data

f. unwanted electrical energy in a propagation medium

g. not susceptible to electromagnetic interference (EMI)

h. standard connector used to terminate 4-pair UTP

QUESTION 18 8 points Save Answer

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Name three types of media used for data/voice communications.

QUESTION 19

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3 points Save Answer

Consider a local area network with host A, that is connected through two switches to Host B on the same local area network:

a. A data frame from A to B crosses how many physical links?

QUESTION 20 3 points Save Answer

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b. A data frame from A to B crosses how many data links?

c. A packet going from A to B crosses how many route(s) or path(s)

Paragraph Arial 3 (12pt)

Transmission with two states is known as what type of signaling?

a. binary b. packet c. circuit d. analog

QUESTION 21 1 points Save Answer

What kind of switching does the Internet use?

a. Socket switching

b. Packet switching

c. Layer switching

d. Circuit switching

QUESTION 22 1 points Save Answer

The purpose of this kind of hacker attack is to make a computer or network unavailable.

a. Script b. Spoofing c. Phishing d. DOS

QUESTION 23 1 points Save Answer

What is the dominant LAN technology today?

a. CSMA/CD b. CSMA/CA c. Ethernet d. Token Ring

QUESTION 24 1 points Save Answer

Breaking transmissions into short messages is called:

a. packet switching b. multiplexing c. framing d. routing

QUESTION 25 1 points Save Answer

10/21/2017 Take Test: Midterm Exam 2017 – FA17-INSY-43000-001

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Used by stateful firewalls to manage requests for opening a connection.

a. Proxies b. ICMP c. ACL lists d. Radius

QUESTION 26 1 points Save Answer

Match the following to their definitions:

- virus

- worm

- trojan horse

- payload

- phishing

- zero-day attack

a. program that operates on its own and whose objective is to exhaust system resources

b. exploiting a vulnerability before it is uncovered and a patch supplied

c. malicious software disguised as a legitimate program

d. authentic looking email or web site used to gain private data such as logins and passwords

e. the executable program code carried out by a virus/worm that actually does the damage

f. software that attaches itself to other programs for the purpose of doing damage

QUESTION 27 6 points Save Answer

Network _______________________________ govern the exchange of messages between hardware or software processes on different

computers, including message order, semantics, syntax, reliability and connection orientation

a. routers b. standards c. gateways d. translations

QUESTION 28 1 points Save Answer

. This data code is one of the most widely used in the world. One form is a 7-bit

version which allows for 128 possible combinations and one bit for possible error

checking

a. Unicode b. ASCII c. EBCDIC d. 4bit/5bit encoding

QUESTION 29 1 points Save Answer

Security is primarily what kind of an issue?

a. technology issue

b. operational issue

c. management issue

d. employee issue

QUESTION 30 1 points Save Answer

10/21/2017 Take Test: Midterm Exam 2017 – FA17-INSY-43000-001

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Click Save and Submit to save and submit. Click Save All Answers to save all answers.

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The documentation of the Internet is contained in what documents?

a. IPs b. TCPs c. TIPs d. RFCs

QUESTION 31 1 points Save Answer

If a field contains 5 bits, how many alternatives can you represent?

a. 64 b. 8 c. 16 d. 32

QUESTION 32 1 points Save Answer

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The IP address is one of the three addresses used in the TCP/IP Architecture. Name the other two.

QUESTION 33

Paragraph Arial 3 (12pt)

2 points Save Answer