Data in database at a particular point of time is called as

• Intension

• Extension

• Back up

• Back up

................. involves traversing the entire system, marking everything that can be accessed.

• Index pointer

• Garbage collection

• File system

• File system

Which of the following is the operation executed on data stored in registers?

• Bit-operation

• Macro-operation

• Micro-operation

• Micro-operation

Sending a frame to group of stations is known as

• Single casting

• Spreading

• Multicasting

• Multicasting

UDP is a

• connection oriented protocol

• connectionless protocol

• user-defined protocol

• user-defined protocol

In networks, a small message used to pass between one station to another is known as ...........

• Token

• Byte

• Word

• Word

Programs that duplicate the functionality of one system on another system is known as

• Emulators

• Simulators

• Evaluators

• Evaluators

Cache Memory works on the principle of

• Locality of data

• Locality of reference

• Locality of memory

• Locality of memory

Which circuit is used to store one bit of data?

• Register

• Flip Flop

• Vector

• Vector

In the following list of devices which device is used in network layer?

• Repeaters

• Router

• Application Gateway

• Application Gateway