A __ signal is made up of many sign waves.

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• A local telephone network is an example of a __ network.

  (A) Circuit switched
  (B) Packet switched
  (C) Line switched
  (D) None of the above

  ►Correct Option
  
  Correct Option is: A
  

  Published on 10-05-2022

• Repeater operates in which layer of the OSI model?

  (A) Network layer
  (B) Transport layer
  (C) Data link layer
  (D) Physical layer

  ►Correct Option
  
  Correct Option is: D
  

  Published on 10-05-2022

• Most packet switches use this principle?

  (A) Store and forward
  (B) Stop and wait
  (C) Stop and forward
  (D) Both A & B

  ►Correct Option
  
  Correct Option is: A
  

  Published on 10-05-2022

• Router operates in which layer of OSI reference model?

  (A) Physical layer
  (B) Network layer
  (C) Transport layer
  (D) Application layer

  ►Correct Option
  
  Correct Option is: B
  

  Published on 10-05-2022

• A __ is a device that forwards packets between networks by processing the routing information included in the packet.

  (A) Firewall
  (B) Router
  (C) Bridge
  (D) All of the above

  ►Correct Option
  
  Correct Option is: B
  

  Published on 10-05-2022

• Communication channel is shared by all the machines on the network in?

  (A) Unicast network
  (B) Broadcast network
  (C) Multicast network
  (D) None of the above

  ►Correct Option
  
  Correct Option is: B
  

  Published on 10-05-2022

• Three or more devices shared a link in __ connection.

  (A) Multipoint
  (B) Unipoint
  (C) Point to point
  (D) None of the above

  ►Correct Option
  
  Correct Option is: A
  

  Published on 10-05-2022

• In TDM slots are further divided into?

  (A) Frames
  (B) Packets
  (C) Seconds
  (D) None of the above

  ►Correct Option
  
  Correct Option is: A
  

  Published on 10-05-2022