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Computer Networks

This test consist of 20 questions of Computer Networking concept.

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Questions

Question 1 Multiple Choice (Single Answer)

Which layer in the OSI model provides the encryption and decryption services in networking?

  1. Transport layer
  2. Session layer
  3. Presentation layer
  4. Application layer
  5. None of these
Question 2 Multiple Choice (Single Answer)

What is the address of IPv6 protocol?

  1. 16 bytes
  2. 4 bytes
  3. 8 bytes
  4. 32 bytes
  5. None of these
Question 3 Multiple Choice (Single Answer)

Which of the following protocols is defined by the application layer in OSI model in networking?

  1. TCP
  2. UDP
  3. IMAP
  4. IPv4
  5. ICMP
Question 4 Multiple Choice (Single Answer)

Which of the following classes of IP address belongs to the range 192-223?

  1. Class A
  2. Class B
  3. Class C
  4. Class D
  5. Class E
Question 5 Multiple Choice (Single Answer)

What is the use of POP-3 (Post Office Protocol) in networking?

  1. To transfer the files
  2. Client to server connection
  3. Sending email
  4. Remote-email access
  5. Connection between web server and web browser
Question 6 Multiple Choice (Single Answer)

Which of the following is false about tree topology in networking?

  1. Tree topology has a point to point connection in tree networks.
  2. Tree topology is not suitable for small networks.
  3. Tree topology is not suitable to large networks.
  4. It becomes difficult to configure the large and complicated tree networks.
  5. None of these
Question 7 Multiple Choice (Single Answer)

Which of the following layers of the OSI model provides the multiplexing services in networking?

  1. Physical layer
  2. Transport layer
  3. Application layer
  4. Network layer
  5. None of the above
Question 8 Multiple Choice (Single Answer)

Which of the following layers in the OSI model is responsible for providing services to the network layer?

  1. Physical layer
  2. Data link layer
  3. Transport layer
  4. Network layer
  5. None of the above
Question 9 Multiple Choice (Single Answer)

Which of the following is/are the examples of connectionless services?

  1. Frame relay
  2. X.25
  3. ATM
  4. UDP
  5. Both (3) and (4)
Question 10 Multiple Choice (Single Answer)

Which of the following is/are the examples of Wide Area Network (WAN)?

  1. Internet cafe
  2. Ethernet
  3. Arpanet
  4. Both (2) and (3)
  5. None of the above
Question 11 Multiple Choice (Single Answer)

Which of the following statements is/are false?

  1. Packet switching is a connectionless service.
  2. Packet switching is an expensive technique than circuit switching.
  3. Video signals can also be sent by packet switching technique.
  4. Circuit switching is more reliable than packet switching.
  5. All the above are true
Question 12 Multiple Choice (Single Answer)

Which of the following is/are the examples of packet switching in networking?

  1. ATM (Asynchronous Transfer Mode)
  2. X.25
  3. Frame relay
  4. Both (2) and (3)
  5. (1), (2) and (3) all are true
Question 13 Multiple Choice (Single Answer)

Which of the following is not a WAN (Wide Area Network) connectivity method?

  1. Leased line
  2. Cell relay
  3. Packet switching
  4. Circuit switching
  5. None of the above
Question 14 Multiple Choice (Single Answer)

Which of the following layers is not present in TCP/IP model in networking?

  1. Application layer
  2. Transport layer
  3. Presentation layer
  4. Session layer
  5. Both (3) and (4)
Question 15 Multiple Choice (Single Answer)

Which of the following is not true?

  1. TCP/IP model has 4 layers.
  2. TCP/IP model has no session layer.
  3. TCP/IP model has no presentation layer.
  4. TCP/IP model has no application layer.
  5. None of these
Question 16 Multiple Choice (Single Answer)

Which of the following ethernet cabling supports segments up to 500 meters?

  1. 10Base5
  2. 10Base2
  3. 10Base-T
  4. 10Base-F
  5. None of these
Question 17 Multiple Choice (Single Answer)

Which of the following statements is/are true about analog signals?

  1. Analog signals are represented by square wave.
  2. Analog signals are used with binary data.
  3. Analog signals use continuous range of values to represent physical measurements.
  4. Analog signals can be used for audio and video transmission.
  5. Both (3) and (4).
Question 18 Multiple Choice (Single Answer)

What is a gateway in networking?

  1. It is a logical group of the connected network devices which are called segments.
  2. It is an electronic device and used to connect the source and destination by using packet forwarding technique.
  3. It is a device used to connect two networks based on the different protocols.
  4. It is used to receive the incoming signals and retransmit them as their original length.
  5. None of the above
Question 19 Multiple Choice (Single Answer)

Which of the following is an example of data link protocol?

  1. HDLC (High-Level Data Link Control)
  2. ADCCP (Advanced Data Communication Control Protocol)
  3. PPP (Point to Point Protocol)
  4. Both (1) and (2)
  5. (1), (2) and (3) all are true
Question 20 Multiple Choice (Single Answer)

Which of the following wireless network categories shows master-slave relationship?

  1. Wireless LANs
  2. Wireless WANs
  3. System interconnection
  4. All of the above
  5. None of the above
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