Data Link Layer - OSI MCQs with answers Page - 9

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A

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Q. What is the role of the Frame Check Sequence (FCS) in a Data Link Layer frame?

  • (A) To identify the destination MAC address
  • (B) To indicate the start of the frame
  • (C) To detect errors in the frame
  • (D) To manage flow control

A

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Q. Which of the following is NOT an error detection technique used in the Data Link Layer?

  • (A) Parity Bit
  • (B) CRC
  • (C) Checksum
  • (D) Routing Table

A

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Q. What is the maximum size of a standard Ethernet frame?

  • (A) 512 bytes
  • (B) 1024 bytes
  • (C) 1518 bytes
  • (D) 2048 bytes

A

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Q. Which access control method is commonly used in Ethernet networks?

  • (A) Token Passing
  • (B) CSMA/CD
  • (C) Polling
  • (D) Reservation

A

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Q. Which of the following protocols is NOT associated with the Data Link Layer?

  • (A) HDLC
  • (B) PPP
  • (C) IP
  • (D) Ethernet

A

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Q. Which protocol is used to establish a direct connection between two nodes at the Data Link Layer?

  • (A) PPP
  • (B) IP
  • (C) UDP
  • (D) HTTP

A

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Q. What is the primary purpose of the Logical Link Control (LLC) sublayer?

  • (A) Addressing physical devices
  • (B) Controlling access to the physical medium
  • (C) Providing error detection and protocol multiplexing
  • (D) Managing encryption

A

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Q. In Ethernet networks, what is the purpose of the preamble in a frame?

  • (A) To identify the destination address
  • (B) To synchronize the sender and receiver clocks
  • (C) To indicate the protocol type
  • (D) To check for errors

A

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Q. Which of the following devices can reduce network collisions by creating separate collision domains?

  • (A) Hub
  • (B) Switch
  • (C) Repeater
  • (D) Bridge

A

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Q. Which Data Link Layer technique divides data into distinct frames for transmission?

  • (A) Framing
  • (B) Segmentation
  • (C) Multiplexing
  • (D) Routing

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