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Exam-style practice

Types and methods of data transmission answer explanations

Review worked answers and explanations for Types and methods of data transmission. Aligned to Cambridge IGCSE Computer Science.

Answer explanations

Question 1 of 6

Review the answer support, then move sideways through the set.

Paper 1 structured question: Types and methods of data transmission

Paper 1Computer Systems1 marks

Description

Components of a Data Packet

A data packet consists of a header, payload, and trailer. The header includes the destination address, packet number, and originator's address. The payload contains the actual data being transmitted, and the trailer may include error-checking information.

  1. a

    State the three main components of a data packet.

    [1]