Mock Exam : Networks

1. Repeater function in the ...................... layer.
(A) Physical
(B) Data link
(C) Network
(D) None of these

Ans:  (A) Physical




2. In ................... transmission, the channel capacity is shared by both communicating devices at all times.
(A) Simplex
(B) half-duplex
(C) full-duplex
(D) automatic

Ans: (C) full-duplex



3.ATM multiplexes cells using .................

(A) asynchronous FDM
(B) synchronous FDM
(C) asynchronous TDM
(D) synchronous TDM

Ans:(C) asynchronous TDM



4. All stations in a Thick Ethernet is connected to a


a. Twisted pair cable
b. Coaxial cable
c. CSMA/CD
d. Transceiver

Ans:b. Coaxial cable



5.In a token ring , stations are connected to a


a. Physical ring
b. Logical ring
c. Both a & b
d. None of these

Ans:b. Logical ring



6.IEEE 802.3 Ethernet has become one of the most used ________

a. WAN media
b. LAN media
c. MAN media
d. None of these

Ans:b. LAN media



7. IPV 6.0 is

A) 32 bit
B) 16 bit
C) 64 bit
D) 128 bit

Ans:  D) 128 bit



8.A hash function guarantees integrity of a message. It guarantees that message has not be

A)Replaced
B)Over view
C)Changed
D)Violated

Ans: C)Changed


9. Router operates in which layer

A)Physical
B)Transport
C)Network
D)Session

Ans: C)Network



10. DHCP stands for


A) Dynamic Host Configuration Protocol
B) Dynamic Host Control Protocol
C) Dynamic Hyper Control Protocol
D) None of these

Ans:A) Dynamic Host Configuration Protocol