1. Repeater function in the …………………. layer.

(A) Physical
(B) Data link
(C) Network
(D) None of the above



2. The physical layer translates logical communication requests from the ______ into hardware specific operations.

(A) data link layer
(B) network layer
(C) trasnport layer
(D) application layer


3. Which of the following statement is incorrect?

(A) Multiplexers are designed to accept data from several I/O devices and transmit a unified stream of data on one communication line
(B) HDLC is a standard synchronous communication protocol.
(C) RTS/CTS is the way the DTE indicates that it is ready to transmit data and the way the DCW indicates that it is ready to accept data
(D) RTS/CTS is the way the terminal indicates ringing



4. Transmission control protocol is

(A) connection oriented protocol
(B) uses a three way handshake to establish a connection
(C) recievs data from application as a single stream
(D) all of the mentioned


5. The network in which all the nodes are symmetric and there is no central control or hierarchy is ……………..

(A) MANET
(B) Client -Server Technology
(C) Peer-to-Peer
(D) None of these



6. The processes that keep track of hosts whose home is in the area, but who currently visiting another area is ……………..

(A) Home agent
(B) Mobile agent
(C) Foreign agent
(D) User agent



7. The PSTN is an example of …………….. network.

(A) packet-switched
(B) circuit-switched
(C) message-switched
(D) TSI


8. In ............... the network contains numerous cables or leased  telephone line, each one connecting a pair or IMPs. 

(A) Point-to-Point channels
(B) Pair-to-Pair channels
(C) Broadcast channels
(D) Interface channels



9. Sending of a IP packet from host 1 to host 2 where both are of same LAN but the packet is transferred through different intermediate LANs is called ………………

(A) Tunnelling
(B) Routing
(C) Diverting
(D) Forwarding


10. ......................... is an interconnection of networks that provide universal communication services over heterogeneous physical networks.

(A) Intranet 
(B) Internet
(C) Network
(D) LAN