TCP/IP Layers MCQ's - Computer Network MCQ's

[MCQ’s] Computer Network-Module-1

1.How many layers are present in the Internet protocol stack (TCP/IP model)?

a) 5

b) 7

c) 6

d) 10

Answer: a

2.The number of layers in ISO OSI reference model is __________

a) 5

b) 7

c) 6

d) 10

Answer: b

3. Which of the following layers is an addition to OSI model when compared with TCP IP model?

a) Application layer b) Presentation layer c) Session layer d) Session and Presentation layer

Answer: d

3. Application layer is implemented in ____________

a) End system b) NIC c) Ethernet d) Packet transport

Answer: a

4.Transport layer is implemented in ______________

a) End system b) NIC c) Ethernet d) Signal transmission

Answer: a

5.The functionalities of the presentation layer include ____________

a) Data compression b) Data encryption c) Data description d) All of the mentioned

Answer: d

6.Delimiting and synchronization of data exchange is provided by __________

a) Application layer b) Session layer c) Transport layer d) Link layer

Answer: b

7. In OSI model, when data is sent from device A to device B, the 5th layer to receive data at B is _________

a) Application layer b) Transport layer c) Link layer d) Session layer

Answer: d

8. In TCP IP Model, when data is sent from device A to device B, the 5th layer to receive data at B is ____________

a) Application layer b) Transport layer c) Link layer d) Session layer

Answer: a

8. In the OSI model, as a data packet moves from the lower to the upper layers, headers are _______

a) Added b) Removed c) Rearranged d) Randomized

Answer: b

9. Which of the following statements can be associated with OSI model?

a) A structured way to discuss and easier update system components b) One layer may duplicate lower layer functionality c) Functionality at one layer no way requires information from another layer d) It is an application-specific network model

Answer: c

10. OSI stands for __________

a) open system interconnection b) operating system interface c) optical service implementation d) open service Internet

Answer: a

11.The number of layers in ISO OSI reference model is __________

a) 4

b) 5

c) 6

d) 7

Answer: d

12. TCP/IP model does not have ______ layer but OSI model have this layer.

a) session layer b) transport layer c) application layer d) network layer

Answer: a

13. Which layer is used to link the network support layers and user support layers?

a) session layer b) data link layer c) transport layer d) network layer

Answer: c

14. Which address is used on the internet for employing the TCP/IP protocols?

a) physical address and logical address b) port address c) specific address d) all of the mentioned

Answer: d

15. TCP/IP model was developed _____ the OSI model.

a) prior to b) after c) simultaneous to d) with no link to

Answer: a

16.Which layer is responsible for process to process delivery in a general network model?

a) network layer b) transport layer c) session layer d) data link layer

Answer: b

17.Which address is used to identify a process on a host by the transport layer?

a) physical address b) logical address c) port address d) specific address

Answer: c

18. Which layer provides the services to user?

a) application layer b) session layer c) presentation layer d) the physical layer

Answer: a

19. Transmission data rate is decided by ____________

a) network layer b) physical layer c) data link layer d) transport layer

Answer: b

20.Physical or logical arrangement of network is __________

a) Topology b) Routing c) Networking d) Control

Answer: a

21. Which network topology requires a central controller or hub?

a) Star b) Mesh c) Ring d) Bus

Answer: a

22._______ topology requires a multipoint connection.

a) Star b) Mesh c) Ring d) Bus

Answer: d

23. Data communication system spanning states, countries, or the whole world is ________

a) LAN b) WAN c) MAN d) PAN

Answer: b

24. Data communication system within a building or campus is________

a) LAN b) WAN c) MAN d) PAN

Answer: a

25. WAN stands for __________

a) World area network b) Wide area network c) Web area network d) Web access network

Answer: b

26.In TDM, slots are further divided into __________

a) Seconds b) Frames c) Packets d) Bits

Answer: b

27. _____ is the multiplexing technique that shifts each signal to a different carrier frequency.

a) FDM b) TDM c) Both FDM & TDM d) PDM

Answer: a

28. The sharing of a medium and its link by two or more devices is called _________

a) Fully duplexing b) Multiplexing c) Micropleixng d) Duplexing

Answer: b

29. Multiplexing is used in _______

a) Packet switching b) Circuit switching c) Data switching d) Packet & Circuit switching

Answer: b

30.Which multiplexing technique used to transmit digital signals?

a) FDM b) TDM c) WDM d) FDM & WDM

Answer: b

31. If there are n signal sources of same data rate, then the TDM link has _______ slots.

a) n b) n/2 c) n*2 d) 2n

Answer: a

32.If link transmits 4000frames per second, and each slot has 8 bits, the transmission rate of circuit this TDM is _________

a) 32kbps b) 500bps c) 500kbps d) 32bps

Answer: a

33.The state when dedicated signals are idle are called __________

a) Death period b) Poison period c) Silent period d) Stop period

Answer: c

34.Multiplexing provides _________

a) Efficiency b) Privacy c) Anti jamming d) Both Efficiency & Privacy

Answer: d

35.In TDM, the transmission rate of a multiplexed path is always _______ the sum of the transmission rates of the signal sources.

a) Greater than b) Lesser than c) Equal to d) Equal to or greater than

Answer: a

36.In TDM, slots are further divided into _________

a) Seconds b) Frames c) Packets d) Bits

Answer: b