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Computer Networks

Computer Networks - covering data transmission, network protocols, communication modes, and network security concepts

6 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

Which of the following transmissions provides simultaneous transmission of data to number of stations?

  1. Aloha
  2. Uni-casting
  3. Bandwidth
  4. Broadcasting
  5. Propagation
Question 2 Multiple Choice (Single Answer)

Which of the following protocols is used by a diskless machine to obtain its IP address from its server?

  1. RARP .
  2. ICMP
  3. BGP
  4. FTP
  5. ARP
Question 3 Multiple Choice (Single Answer)

Which of the following communication modes supports data in both directions at the same time?

  1. Simplex
  2. Half duplex
  3. Multiplex
  4. Full duplex
  5. Switch
Question 4 Multiple Choice (Single Answer)

Which of the following impairments in data transmission is the loss of energy as the signal propagates outward?

  1. Attenuation
  2. Delay distortion
  3. Noise
  4. Cross talk
  5. Impulse
Question 5 Multiple Choice (Single Answer)

Proxy server of an organization runs which of the following softwares to provide better security and controls of the flow of incoming and outgoing messages?

  1. Loader
  2. Linker
  3. Compiler
  4. Firewall
  5. Buffer
Question 6 Multiple Choice (Single Answer)

Which of the following represents baud rate?

  1. Data rate in serial transmission
  2. Attenuation
  3. Delay
  4. Character transfer rate
  5. Instruction execution rate
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