Computer Networks MCQ's Question Set 1
Q.1. In the layer hierarchy as the data packet moves from the upper to the lower layers, headers are ___________
- Added
- Removed
- Rearranged
- Modified
Answer:- (1)
Q.2. The structure or format of data is called ___________
- Syntax
- Semantics
- Struct
- Formatting
Answer:- (1)
Q.3. Communication between a computer and a keyboard involves ______________ transmission.
- Automatic
- Half-duplex
- Full-duplex
- Simplex
Answer:- (4)
Q.4. The first Network was called ________
- CNNET
- NSFNET
- ASAPNET
- ARPANET
Answer:- (4)
Q.5. A _________ set of rules that governs data communication.
- Protocols
- Standards
- RFCs
- Servers
Answer:- (1)
Q.6. In computer network nodes are _________
- the computer that originates the data
- the computer that routes the data
- the computer that terminates the data
- all of the mentioned
Answer:- (4)
Q.7. Communication channel is shared by all the machines on the network in ________
- broadcast network
- unicast network
- multicast network
- anycast network
Answer:- (1)
Q.8. A __________ is a device that forwards packets between networks by processing the routing information included in the packet.
- bridge
- firewall
- router
- hub
Answer:- (3)
Q.9. Network congestion occurs _________
- in case of traffic overloading
- when a system terminates
- when connection between two nodes terminates
- in case of transfer failure
Answer:- (1)
Q.10. Which of the following networks extends a private network across public networks?
- local area network
- virtual private network
- enterprise private network
- storage area network
Answer:- (2)
Q.11. How many layers are present in the Internet protocol stack (TCP/IP model)?
- 5
- 7
- 6
- 10
Answer:- (1)
Q.12. The number of layers in ISO OSI reference model is __________
- 5
- 7
- 6
- 10
Answer:- (2)
Q.13. Which of the following layers is an addition to OSI model when compared with TCP IP model?
- Application layer
- Presentation layer
- Session layer
- Session and Presentation layer
Answer:- (4)
Q.14. The functionalities of the presentation layer include ____________
- Data compression
- Data encryption
- Data description
- All of the mentioned
Answer:- (4)
Q.15. Delimiting and synchronization of data exchange is provided by __________
- Application layer
- Session layer
- Transport layer
- Link layer
Answer:- (2)
Q.16. In OSI model, when data is sent from device A to device B, the 5th layer to receive data at B is _________
- Application layer
- Transport layer
- Link layer
- Session layer
Answer:- (4)
Q.17. In TCP IP Model, when data is sent from device A to device B, the 5th layer to receive data at B is ____________
- Application layer
- Transport layer
- Link layer
- Session layer
Answer:- (1)
Q.18. Which layer is used to link the network support layers and user support layers?
- session layer
- data link layer
- transport layer
- network layer
Answer:- (3)
Q.19. Transmission data rate is decided by ____________
- network layer
- physical layer
- data link layer
- transport layer
Answer:- (2)
Q.20. OSI stands for __________
- open system interconnection
- operating system interface
- optical service implementation
- open service Internet
Answer:- (1)
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