Test your basic knowledge on Computer networks

Frame relay operates in the__________
Physical layer
Data link Layer
Physical & data Link layer
Physical , data Link & network layer
In frame relay which bit in the address field is set to one to signify the last address byte?
DE( discard elgibility)
EA( extended address)
C/R(command/response)
FECN(forward explicit congestion notification)
The most efficient medium for ATM is _____?
Twisted pair
Coaxial cable
Fiber optic cable
Shielded co axial cable
in data communications , ATM is an acronym for________
Automatic teller machine
Automatic transmission model
Asynchronous telecommunication method
Asynchronous Transfer Mode
Because ATM is________ cells do not usually arrive out of order because the cells follow the same path.
asynchronous
multiplexed
A network
Connection oriented
Which ATM layer specifies how user data should packaged in to cells?
Physical
ATM
Application adaptation
Data adaptation
A_______ Field on a cell header in the ATM layer determines whether a cell can be dropped.
VPI ( Virtual Path Identifier)
VCI( Virtual Channel Identifier)
CLP ( Cell Loss Priority)
GFC( Generic Flow Constant)
Which of the following is not a connecting device?
Bridge
Transceiver
Router
Repeater
A bridge forwards or filters a packet by comparing the information in its address table to the packets _________
Layer 2 source address
Source nodes physical address
Layer 2 destination address
Layer 3 destination address
Which of the following can be handled by a gateway?
Protocol conversion
Packet resizing
Data rate adjustment
All of the above
Description:

This test is a very interesting collection of questions in the form of MCQ where the test-takers get an opportunity to check their performance to appear in UGC, NET (Computer Science)

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