Question 1

What is the purpose of a subnet mask?

Options :

A : Distinguishes the network and host segments

B : Provides encryption for network traffic

C : Determines the next-hop router

D : Aids in route prioritization

Answer: A

Question 2

How many bits are borrowed from the default host portion of the address to create subnets in a Class B network with a subnet mask 255.255.255.0?

Options :

A : 3 bits

B : 5 bits

C : 8 bits

Answer: C

Question 3

Which layer of the OSI model provides error detection and defines how access to the media is controlled?

Options :

A : Presentation layer

B : Physical layer

C : Network layer

D : Data link layer

Answer: D

Question 4

Why is a Cisco Nexus switch typically deployed in a network?

Options :

A : In branch offices for local area networking

B : In data centers for high-performance, low latency switching

C : As wireless access points in enterprise campuses

D : As edge routers connecting to ISPs

Answer: B

Question 5

Refer to the exhibit. Which component is highlighted on the Cisco I/O module image?

Options :

A : captive screw

B : chassis connections LED

C : fan module LED

D : fixed port

Answer: B