engineering computer science MCQ #319

What is the purpose of the ACK flag in TCP?

engineering computer science MCQ #319

  1. Question 1

    Q1. What is the purpose of the ACK flag in TCP?

    • A) To acknowledge received data
    • B) To request retransmission
    • C) To establish a connection
    • D) To terminate a connection

    Answer: To acknowledge received data

    Explanation: The ACK flag is used to acknowledge received data, ensuring reliable data transfer.