Interview Questions on TCP/IP and UDP in Computer Networks set-2

1) UDP needs the ........... address to deliver the user datagram to the correct application process

A. port

B. application

C. internet

D. intranet

2) The ........ was originally developed as a mechanism to enable disk-less hosts to be remotely booted over a network as workstations, routers, terminal concentrators and so on.

A. ICMP

B. BOOTP

C. UDP

D. ARP

3) Which of the following does UDP guarantee?

A. Flow control

B. Connection-oriented delivery

C. Data control

D. None of the above

4) .......... provides a framework for passing configuration information to hosts on a TCP/IP network.

A. Dynamic Host Configuration Protocol(DHCP)

B. Address Resolution Protocol(ARP)

C. Internet Protocol(IP)

D. Internet Control Message Protocol(ICMP)

5) The source port address on the UDP user datagram header defines .........

A. the sending computer

B. the receiving computer

C. the process running on the sending computer

D. the process running on the receiving computer

6) The mechanisms supported by DHCP for IP address allocation on a TCP/IP network is/are ...

A. Automatic allocation

B. Dynamic allocation

C. Manual allocation

D. All of th above

7) UDP is called a .......... transport protocol.

A. connection-oriented, unreliable

B. connectionless, reliable

C. connectionless, unreliable

D. connection, reliable

8) DHCP in TCP/IP network assigns an IP address for a limited period of time. Such a network address is called a ......

A. lease

B. limited network

C. timed network

D. assigned network

9) UDP does not add anything to the services of IP except for providing .......... communication.

A. node to node

B. process to process

C. host to host

D. interface to interface

10) The use of ......... allows centralized configuration of multiple clients.

A. ICMP

B. BOOTP

C. UDP

D. ARP

11) UDP is an acronym for ............

A. User Delivery Protocol

B. User Datagram Procedure

C. User Datagram Protocol

D. User Delivery Procedure

12) ............ is where users typically interact with the TCP/IP network.

A. Link layer

B. Network layer

C. Transport layer

D. Application layer

13) The local host and the remote host are defined using IP addresses. To define the processes, we need second identifiers called .........

A. UDP addresses

B. transport addresses

C. port addresses

D. TCP addresses

14) The ............. is responsible for communicating with the actual network hardware.

A. Link layer

B. Network layer

C. Transport layer

D. Application layer

15) UDP packets are encapsulated in .......

A. an Ethernet frame

B. an TCP segment

C. an IP datagram

D. an Ethernet packets

16) ............ is the protocol suite for the current Internet.

A. TCP/IP

B. NCP

C. UDP

D. ACM

17) UDP uses ........ to handle outgoing user datagrams from multiple processes on one host.

A. flow control

B. multiplexing

C. demultiplexing

D. data control

18) .......... provides full transport layer services to applications.

A. TCP

B. UDP

C. IP

D. ARP

19) UDP uses ...... to handle incoming user datagrams that go to different processes on the same host.

A. flow control

B. multiplexing

C. demultiplexing

D. data control

20) In the sending computer, UDP receives a data unit from the ......... layer.

A. application

B. transport

C. IP

D. interface

Answers:

1) A. port

2) B. BOOTP

3) D. None of the above

4) A. Dynamic Host Configuration Protocol(DHCP)

5) C. the process running on the sending computer

6) D. All of th above 

7) C. connectionless, unreliable

8) A. lease

9) B. process to process

10) B. BOOTP

11) C. User Datagram Protocol

12) D. Application layer

13) C. port addresses

14) A. Link layer

15) C. an IP datagram

16) A. TCP/IP

17) B. multiplexing

18) A. TCP

19) C. demultiplexing

20) A. application

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