Networks and Communications Security Week 1 Quiz Answer

Networks and Communications Security Week 1 Quiz Answer

Networks and Communications Security (ISC)²

In this article i am gone to share Coursera Course: Networks and Communications Security Week 1 Quiz Answer with you..


Quiz 1

Question 1)
Match the protocol/technology to its correct OSI layer: Switch

• Layer 1
• Layer 3
• Layer 4
• Layer 2

Question 2)
What is the name of Layer 7?

• Transport
• Presentation
• Application
• Session

Question 3)
What is the name of Layer 1?

• Network
• Session
• Physical
• Data link

Question 4)
Which of the following devices operate at layer 2?

• Switches and bridges
• Bridges and routers
• Routers and swithces

Question 5)
Both TCP and UDP are layer 4 protocols. The difference between them is that TCP is connection-oriented and provides reliable transport services, whereas UDP in connectionless and provides best-effort transport services.

• True
• False

Question 6)
Which of the following describes a Bus topology?

• Each node is separated using a dividing router
• Each node is connected to a single backbone cable
• Each node is connected to a device such a switch
• Each node requires a physical connection to a bridge

Question 7)
What is the name of Layer 3?

• Session
• Network
• Transport

Question 8)
Match the protocol/technology to the correct layer: Router

• Layer 1
• Layer 3
• Layer 2

Question 9)
Match the protocol/technology to the correct layer: Twisted pair

• Layer 1
• Layer 2
• Layer 3

Question 10)
Match the protocol/technology to the correct layer: TCP

• Layer 3
• Layer 4
• Layer 2

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