COMPUTER MCQs by General knowledge Solutions
COMPUTER MCQs by General knowledge Solutions
1. These factors affect transmission rate in DSL
a) The gauge of the twisted-pair line
b) Degree of electrical interfernece
c) Shadow fading
d) Both a and b View Answer
Answer: d Explanation: Because DSL is made of twisted wire copper pair. Computer Networks Questions & Answers – Physical Layer This section of our 1000+ Computer Networks MCQs focuses on physical layer.
2. The physical layer concerns with
a) bit-by-bit delivery
b) process to process delivery
c) application to application delivery
d) none of the mentioned View Answer
Answer:a Explanation:None.
3. Which transmission media has the highest transmission speed in a network?
a) coaxial cable
b) twisted pair cable
c) optical fiber
d) electrical cable View Answer
Answer:c Explanation:None.
4. Bits can be send over guided and unguided media as analog signal by
a) digital modulation
b) amplitude modulation
c) frequency modulation
d) phase modulation View Answer
Answer:a Explanation:None.
5. The portion of physical layer that interfaces with the media access control sublayer is called
a) physical signalling sublayer
b) physical data sublayer
c) physical address sublayer
d) none of the mentioned View Answer
Answer:a Explanation:None.
6. physical layer provides
a) mechanical specifications of electrical connectors and cables
b) electrical specification of transmission line signal level
c) specification for IR over optical fiber
d) all of the mentioned View Answer
Answer:d Explanation:None.
7. In asynchronous serial communication the physical layer provides
a) start and stop signalling
b) flow control
c) both (a) and (b)
d) none of the mentioned View Answer
Answer:c Explanation:None.
8. The physical layer is responsible for
a) line coding
b) channel coding
c) modulation
d) all of the mentioned View Answer
Answer:d Explanation:None.
9. The physical layer translates logical communication requests from the ______ into hardware specific operations.
a) data link layer
b) network layer
c) trasnport layer
d) application layer View Answer
Answer:a Explanation:None.
10. A single channel is shared by multiple signals by
a) analog modulation
b) digital modulation
c) multiplexing
d) none of the mentioned View Answer
Answer:c Explanation:None.
11. Wireless transmission can be done via
a) radio waves
b) microwaves
c) infrared
d) all of the mentioned View Answer
Answer:d Explanation:None. Computer Networks Questions & Answers – Network Layer This section of our 1000+ Computer Networks MCQs focuses on network layer.
12. The network layer concerns with
a) bits
b) frames
c) packets
d) none of the mentioned View Answer
Answer:c Explanation:None
13. Which one of the following is not a function of network layer?
a) routing
b) inter-networking
c) congestion control
d) none of the mentioned View Answer
Answer:d Explanation:None.
14. The 4 byte IP address consists of
a) network address
b) host address
c) both (a) and (b)
d) none of the mentioned View Answer
Answer:c Explanation:None.
15. In virtual circuit network each packet contains
a) full source and destination address
b) a short VC number
c) both (a) and (b)
d) none of the mentioned View Answer
Answer:b Explanation:None.
16. Which one of the following routing algorithm can be used for network layer design?
a) shortest path algorithm
b) distance vector routing
c) link state routing
d) all of the mentioned View Answer
Answer:d Explanation:None.
17. Multidestination routing
a) is same as broadcast routing
b) contains the list of all destinations
c) data is not sent by packets
d) none of the mentioned View Answer
Answer:c Explanation:None.
18. A subset of a network that includes all the routers but contains no loops is called
a) spanning tree
b) spider structure
c) spider tree
d) none of the mentioned View Answer
Answer:a Explanation:None.
19. Which one of the following algorithm is not used for congestion control?
a) traffic aware routing
b) admission control
c) load shedding
d) none of the mentioned View Answer
Answer:d Explanation:None.
20. The network layer protocol of internet is
a) ethernet
b) internet protocol
c) hypertext transfer protocol
d) none of the mentioned View Answer
Answer:b Explanation:None.
21. ICMP is primarily used for
a) error and diagnostic functions
b) addressing
c) forwarding
d) none of the mentioned View Answer
Answer:a Explanation:None. Computer Networks Questions & Answers – Transport Layer This section of our 1000+ Computer Networks MCQs focuses transport layer.
22. Transport layer aggregates data from different applications into a single stream before passing it to
a) network layer
b) data link layer
c) application layer
d) physical layer View Answer
Answer:a Explanation:None.
23. Which one of the following is a transport layer protocol used in internet?
a) TCP
b) UDP
c) both (a) and (b)
d) none of the mentioned View Answer
Answer:c Explanation:None.
24. User datagram protocol is called connectionless because
a) all UDP packets are treated independently by transport layer
b) it sends data as a stream of related packets
c) both (a) and (b)
d) none of the mentioned View Answer
Answer:a Explanation:None
25. Transmission control protocol is
a) connection oriented protocol
b) uses a three way handshake to establish a connection
c) recievs data from application as a single stream
d) all of the mentioned View Answer
Answer:d Explanation:None.
26. An endpoint of an inter-process communication flow across a computer network is called
a) socket
b) pipe
c) port
d) none of the mentioned View Answer
Answer:a Explanation:None.
27. Socket-style API for windows is called
a) wsock
b) winsock
c) wins
d) none of the mentioned View Answer
Answer:b Explanation:None.
28. Which one of the following is a version of UDP with congestion control?
a) datagram congestion control protocol
b) stream control transmission protocol
c) structured stream transport
d) none of the mentioned View Answer
Answer:a Explanation:None.
29. A _____ is a TCP name for a transport service access point.
a) port
b) pipe
c) node
d) none of the mentioned View Answer
Answer:a Explanation:None.
30. Transport layer protocols deals with
a) application to application communication
b) process to process communication
c) node to node communication
d) none of the mentioned View Answer
Answer:b Explanation:None.
31. Which one of the following is a transport layer protocol?
a) stream control transmission protocol
b) internet control message protocol
c) neighbor discovery protocol
d) dynamic host configuration protocol View Answer
Answer:a Explanation:None
a) The gauge of the twisted-pair line
b) Degree of electrical interfernece
c) Shadow fading
d) Both a and b View Answer
Answer: d Explanation: Because DSL is made of twisted wire copper pair. Computer Networks Questions & Answers – Physical Layer This section of our 1000+ Computer Networks MCQs focuses on physical layer.
2. The physical layer concerns with
a) bit-by-bit delivery
b) process to process delivery
c) application to application delivery
d) none of the mentioned View Answer
Answer:a Explanation:None.
3. Which transmission media has the highest transmission speed in a network?
a) coaxial cable
b) twisted pair cable
c) optical fiber
d) electrical cable View Answer
Answer:c Explanation:None.
4. Bits can be send over guided and unguided media as analog signal by
a) digital modulation
b) amplitude modulation
c) frequency modulation
d) phase modulation View Answer
Answer:a Explanation:None.
5. The portion of physical layer that interfaces with the media access control sublayer is called
a) physical signalling sublayer
b) physical data sublayer
c) physical address sublayer
d) none of the mentioned View Answer
Answer:a Explanation:None.
6. physical layer provides
a) mechanical specifications of electrical connectors and cables
b) electrical specification of transmission line signal level
c) specification for IR over optical fiber
d) all of the mentioned View Answer
Answer:d Explanation:None.
7. In asynchronous serial communication the physical layer provides
a) start and stop signalling
b) flow control
c) both (a) and (b)
d) none of the mentioned View Answer
Answer:c Explanation:None.
8. The physical layer is responsible for
a) line coding
b) channel coding
c) modulation
d) all of the mentioned View Answer
Answer:d Explanation:None.
9. The physical layer translates logical communication requests from the ______ into hardware specific operations.
a) data link layer
b) network layer
c) trasnport layer
d) application layer View Answer
Answer:a Explanation:None.
10. A single channel is shared by multiple signals by
a) analog modulation
b) digital modulation
c) multiplexing
d) none of the mentioned View Answer
Answer:c Explanation:None.
11. Wireless transmission can be done via
a) radio waves
b) microwaves
c) infrared
d) all of the mentioned View Answer
Answer:d Explanation:None. Computer Networks Questions & Answers – Network Layer This section of our 1000+ Computer Networks MCQs focuses on network layer.
12. The network layer concerns with
a) bits
b) frames
c) packets
d) none of the mentioned View Answer
Answer:c Explanation:None
13. Which one of the following is not a function of network layer?
a) routing
b) inter-networking
c) congestion control
d) none of the mentioned View Answer
Answer:d Explanation:None.
14. The 4 byte IP address consists of
a) network address
b) host address
c) both (a) and (b)
d) none of the mentioned View Answer
Answer:c Explanation:None.
15. In virtual circuit network each packet contains
a) full source and destination address
b) a short VC number
c) both (a) and (b)
d) none of the mentioned View Answer
Answer:b Explanation:None.
16. Which one of the following routing algorithm can be used for network layer design?
a) shortest path algorithm
b) distance vector routing
c) link state routing
d) all of the mentioned View Answer
Answer:d Explanation:None.
17. Multidestination routing
a) is same as broadcast routing
b) contains the list of all destinations
c) data is not sent by packets
d) none of the mentioned View Answer
Answer:c Explanation:None.
18. A subset of a network that includes all the routers but contains no loops is called
a) spanning tree
b) spider structure
c) spider tree
d) none of the mentioned View Answer
Answer:a Explanation:None.
19. Which one of the following algorithm is not used for congestion control?
a) traffic aware routing
b) admission control
c) load shedding
d) none of the mentioned View Answer
Answer:d Explanation:None.
20. The network layer protocol of internet is
a) ethernet
b) internet protocol
c) hypertext transfer protocol
d) none of the mentioned View Answer
Answer:b Explanation:None.
21. ICMP is primarily used for
a) error and diagnostic functions
b) addressing
c) forwarding
d) none of the mentioned View Answer
Answer:a Explanation:None. Computer Networks Questions & Answers – Transport Layer This section of our 1000+ Computer Networks MCQs focuses transport layer.
22. Transport layer aggregates data from different applications into a single stream before passing it to
a) network layer
b) data link layer
c) application layer
d) physical layer View Answer
Answer:a Explanation:None.
23. Which one of the following is a transport layer protocol used in internet?
a) TCP
b) UDP
c) both (a) and (b)
d) none of the mentioned View Answer
Answer:c Explanation:None.
24. User datagram protocol is called connectionless because
a) all UDP packets are treated independently by transport layer
b) it sends data as a stream of related packets
c) both (a) and (b)
d) none of the mentioned View Answer
Answer:a Explanation:None
25. Transmission control protocol is
a) connection oriented protocol
b) uses a three way handshake to establish a connection
c) recievs data from application as a single stream
d) all of the mentioned View Answer
Answer:d Explanation:None.
26. An endpoint of an inter-process communication flow across a computer network is called
a) socket
b) pipe
c) port
d) none of the mentioned View Answer
Answer:a Explanation:None.
27. Socket-style API for windows is called
a) wsock
b) winsock
c) wins
d) none of the mentioned View Answer
Answer:b Explanation:None.
28. Which one of the following is a version of UDP with congestion control?
a) datagram congestion control protocol
b) stream control transmission protocol
c) structured stream transport
d) none of the mentioned View Answer
Answer:a Explanation:None.
29. A _____ is a TCP name for a transport service access point.
a) port
b) pipe
c) node
d) none of the mentioned View Answer
Answer:a Explanation:None.
30. Transport layer protocols deals with
a) application to application communication
b) process to process communication
c) node to node communication
d) none of the mentioned View Answer
Answer:b Explanation:None.
31. Which one of the following is a transport layer protocol?
a) stream control transmission protocol
b) internet control message protocol
c) neighbor discovery protocol
d) dynamic host configuration protocol View Answer
Answer:a Explanation:None
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