Computer Networks MCQs

A. Adms
B. Upsr
C. Blsr
D. Sonet

A. Physical layer
B. Data link layer
C. Network layer
D. Transport layer

A. Data link connection identifier
B. Frame relay identifier
C. Cell relay identifier
D. Circuit connection identifier

A. Physical layer
B. Data link layer
C. Physical layer and data link layer
D. Network layer and data link layer

A. To increase the range of data link connection identifiers
B. For error detection
C. For encryption
D. For error recovery

A. Frad assembles and disassembles the frames coming from other protocols
B. Frad is used for modulation and demodulation
C. Frad is used for error detection
D. Frad is used for error recovery

A. It is a set of protocols for data digital data transmission
B. It is a network bridge that communicates data bi-directionally
C. It is an access device that encapsulates data packets
D. It is a wide area network (WAN) technology that establishes virtual connection

A. Frwan
B. Vofr
C. Frad
D. Is a device that converts data packets into frames that can be sent over frame relay network. it also converts frames from frame relay into data packets. whereas frwan stands for frame relay WAN, vofr stands for voice over frame relay and frs stands fo

A. True
B. False
C.
D.

A. Asynchronous frequency division multiplexing
B. Asynchronous time division multiplexing
C. Asynchronous space division multiplexing
D. Asynchronous amplitude division multiplexing