Computer Networks (3150710) MCQs

MCQs of Network Layer

Showing 1 to 0 out of 10 Questions
1.

___________ is not a function of network layer.

(a)

routing
(b)

inter-networking
(c)

congestion control
(d)

error control
Answer:

Option (d)

2.

A 4 byte IP address = ______ + _______

(a)

network address + mac address
(b)

host address + mac address 
(c)

network address + host address
(d)

mac address + ip address
Answer:

Option (c)

3.

In virtual circuit network each packet holds ___________

(a)

full source and destination address
(b)

a short VC number
(c)

only source address
(d)

only destination address
Answer:

Option (b)

4.

The network layer protocol for internet is __________

(a)

ethernet
(b)

internet protocol
(c)

hypertext transfer protocol
(d)

file transfer protocol
Answer:

Option (b)

5.

 ICMP is primarily used for __________

(a)

error and diagnostic functions
(b)

addressing
(c)

forwarding
(d)

routing
Answer:

Option (a)

6.

How many assignable addresses does this combination of IP address and subnet mask have: 172.16.1.0 and 255.255.255.252?

(a)

0
(b)

1
(c)

30
(d)

2
Answer:

Option (d)

7.

Find the broadcast address for a Class B network ID with help of the default subnetmask.

(a)

172.16.10.255
(b)

255.255.255.255
(c)

172.16.255.255
(d)

172.255.255.255
Answer:

Option (c)

8.

I need to create 10 subnets with a Class C network ID, so, _______________ subnet mask is used?

(a)

255.255.255.252
(b)

255.255.255.255
(c)

255.255.255.240
(d)

255.255.255.248
Answer:

Option (c)

9.

You have a network that needs 20 subnets while maximizing the number of host addresses available on each subnet. How many bits you must borrow from the host field to provide the correct subnet mask?

(a)

2
(b)

3
(c)

4
(d)

5
Answer:

Option (d)

10.

Size of IPv4 = _______ and IPv6 = ________ ?

(a)

32 bit , 128 bit
(b)

32 bytes , 128 bytes
(c)

32 bytes , 128 bits
(d)

32 bits , 128 bytes
Answer:

Option (a)

Showing 1 to 0 out of 10 Questions