The structure or format of data is called ___________

• Syntax

• Semantics

• Struct

• Formatting

Communication between a computer and a keyboard involves ______________ transmission.

• Automatic

• Half-duplex

• Full-duplex

• Simplex

Which of this is not a network edge device?

• PC

• Smartphones

• Servers

• Switch

When collection of various computers seems a single coherent system to its client, then it is called _________computer network

• computer network

• distributed system

• networking system mail system

• mail system

A __________ is a device that forwards packets between networks by processing the routing information included in the packet.

• bridge

• firewall

• router

• hub

Network congestion occurs _________

• in case of traffic overloading

• when a system terminates

• when connection between two nodes terminates

• in case of transfer failure

Which of the following networks extends a private network across public networks?

• local area network

• virtual private network

• enterprise private network

• storage area network

Which network topology requires a central controller or hub?

• Star

• Mesh

• Ring

• Bus

The network layer is concerned with __________ of data.

• bits

• frames

• packets

• bytes

A 4 byte IP address consists of __________

• only network address

• only host address

• network address & host address

• network address & MAC address