GATE ECE · Communications · 1987 – 2026

Digital Communication Systems

70 previous year questions from 36 papers in one PDF, with the answer key at the end.

Contents

70 questions, by marks
  1. 1 Marks 1 28 questions
  2. 2 Marks 2 39 questions
  3. 3 Marks 8 1 question
  4. 4 Marks 10 2 questions
  5. 5 Answer key every question

How to use this PDF

  1. Print it or solve on screen. A4, black and white friendly.
  2. Check your answers with the answer key on the last pages.
  3. Stuck on a question? Scan the QR code beside it for the full solution on ExamSIDE.

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