Top 150+ Solved Data Communication and Networking MCQ Questions Answer

From 121 to 135 of 179

Q. For data communications to occur, the communicating devices must be part of a communication system made up of a combination of?

a. WAN and LAN

b. Hardware and software

c. Full duplex and half duplex

d. All of the above

  • b. Hardware and software

Q. Time required for a message to travel from one device to another is known as:

a. Transit time

b. Dialogue time

c. Response time

d. Wait time

  • a. Transit time

Q. Which network is a cross between circuits switched network and a data-gram network?

a. Circuit-switched network

b. Virtual-circuit network

c. Virtual-circuit identifier

d. None of these

  • b. Virtual-circuit network

Q. Switching at the network layer in the Internet uses the datagram approach to:

a. Message switching

b. Circuit switching

c. IP switching

d. Packet switching

  • d. Packet switching

Q. In Address Resolution Protocol (ARP), a packet is encapsulated directly into a

a. Data link Integer

b. data link IP

c. Data link Station

d. Data link Frame

  • d. Data link Frame

Q. Subnetting is actually

a. collection of networks

b. sub division of networks

c. one sub network

d. None

  • b. sub division of networks

Q. Packets in IPv4 layer are called

a. datagrams

b. header length

c. code point

d. tunneling

  • a. datagrams

Q. Transport layer protocols are useful for ensuring ______________ delivery.

a. H-2-H

b. H-2-R

c. N/W-2-N/W

d. End-2-End

  • a. H-2-H

Q. _______________is a reliable delivery mechanism.

a. IP

b. TCP

c. UDP

d. ARP

  • b. TCP

Q. Transport layer is _____________ the data link layer.

a. Above

b. Below

c. Depended on

d. None of the above

  • a. Above

Q. When a packet is lost in transit, it should be handled by _____________.

a. Sequence control

b. Loss control

c. Error control

d. Duplication control

  • a. Sequence control

Q. Internet is

a. a local computer network

b. a worldwide network of computers

c. an interconnected network of computers

d. a worldwide interconnected network of computers which use a common protocol

  • d. a worldwide interconnected network of computers which use a common protocol

Q. World Wide Web

a. is another name for internet

b. worldwide connection for computers

c. a collection of linked information residing on computers connected by the internet

d. a collection of worldwide information

  • c. a collection of linked information residing on computers connected by the internet
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