Question 1

Loss of power and unauthorized change in the functional unit of hardware comes under problems and issues of the physical layer.

Accepted Answer

A) True 
 B)False  True

Question 2

ICMP stands for

Accepted Answer

A) internet coordinate message protocol 
B) internet control message protocol 
C) interconnect control message protocol 
D) interconnect coordinate message protocol B

Question 3

Which protocol assigns IP address to the client connected in the internet?

Accepted Answer

A) dhcp 
B) ip 
C) rpc 
D) rsvp A

Question 4

The network layer responds to request from which layer?

Accepted Answer

A) transport layer 
B) data layer 
C) application layer 
D) session layer

Question 5

Which one of the following is not used in media access control?

Accepted Answer

A) ethernet 
B) digital subscriber line 
C) fiber distributed data interface 
D) packet switching

Question 6

What are the common protocols associated with the network layer?

Accepted Answer

A) address resolution protocol 
B) reverse address resolution protocol 
C) internet protocol 
D) neighbour discovery protocol

Question 7

Network layer protocol exits in

Accepted Answer

A) host 
B) switches 
C) packets 
D) bridges

Question 8

DDP stands for

Accepted Answer

A) datagram delivery protocol 
B) device delivery protocol 
C) datagram device protocol 
D) device datagram protocol

Question 9

Which of the following is not a vulnerability of the data-link layer?

Accepted Answer

A) mac address spoofing 
B) vlan circumvention 
C) switches may be forced for flooding traffic to all vlan ports 
D) overloading of transport-layer mechanisms

Question 10

What are called routers?

Accepted Answer

A) the devices that operates at session layer 
B) the devices that operates at data layer 
C) the devices that operates at application layer 
D) the devices that operates at network

Question 11

Which of the following is not physical layer vulnerability?

Accepted Answer

A) physical theft of data & hardware 
B) physical damage or destruction of data & hardware 
C) unauthorized network access 
D) keystroke & other input logging

Question 12

Data in network layer is transferred in the form of

Accepted Answer

A) layers 
B) packets 
C) bytes 
D) bits

Question 13

Does network layer in TCP/IP and OSI Model are same.

Accepted Answer

A) True 
 B)False

Question 14

Which of the following is not a vulnerability of the network layer?

Accepted Answer

A) route spoofing 
B) identity & resource id vulnerability 
C) ip address spoofing 
D) weak or non-existent authentication

Question 15

The network layer issues request to which layer?

Accepted Answer

A) transport layer 
B) data layer 
C) application layer 
D) session layer

Question 16

Packets will be transferred in how many types?

Accepted Answer

A) 5 types 
B) 4 types 
C) 2 types 
D) 3 types

Question 17

------------ is data-link layer vulnerability where stations are forced to make direct communication with another station by evading logical controls.

Accepted Answer

A) vlan attack 
B) vlan circumvention 
C) vlan compromisation method 
D) data-link evading

Question 18

---------------may be forced for flooding traffic to all VLAN ports allowing interception of data through any device that is connected to a VLAN.

Accepted Answer

A) switches 
B) routers 
C) hubs 
D) repeaters

Question 19

The network layer contains which hardware device?

Accepted Answer

A) routers, bridges 
B) bridges only 
C) bridges and switches 
D) routers, bridges and switches

Exam 2: Network Layer and OSI Model