CN Test 1 2024

1.     Which of the following is not a Network Topology?

• Star

• Ring

• Bus

• Peer-to-peer

Answer explanation

The TCP/IP model consist of

• 4 Layers

• 5 Layers

• 6 Layers

• 7 Layers

IPv4 has a size of

• 32 bits

• 64 bits

• 128 bits

• 256 bits

Which of the following protocol is used for email services?

• HTTP

• IP

• SMTP

• PPP

Repeater is a _______ device.

• Layer 1

• Layer 2

• Layer 3

• Layer 4

Which of the following device is used to connect similar LAN with same protocol?

• Gateway

• Routers

• Switches

• Bridges

Fastest communication link amongst the following is

• Copper coaxial cable

• UTP

• Fiber optic cable

• STP

Checksum is used for

• Error Correction

• Error Detection

• Both Error detection and correction

• Neither

"Parity Bits" are used for which of the following purposes?

• Data encryption

• To transmit faster

• To detect error

• Identify the User

What kind of transmission medium is most appropriate to carry data in computer network that is exposed to electrical interferences?

• UTP

• Optical Fiber

• Coaxial cable

• Microwave