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Grade 6 Logic Gates Worksheet with Answers

Grade 6 (US) · Year 7 (UK) · Class 6 (India) · Computer Science

Unit 5: Going FurtherAdvanced: Logic PreviewAdvanced

Working out the outputs of AND, OR, NOT and XOR gates and small logic circuits. This free middle school worksheet has 10 questions and a full answer key. Print it or save it as a PDF — every answer is checked by code, not guessed.

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Logic Gates

Grade 6 · Computer Science

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Class

Date

Learning goal: Advanced: Logic Preview

Directions: Read each question carefully and write your answer on the line. Use the diagram to help you.

RememberLogic gates

AND1 only if bothinputs are 1OR1 if at leastone input is 1NOTflips the input0 → 1, 1 → 0XOR1 if the inputsare different
  1. 1

    What is the output of this gate?

    A1B1outputAND
  2. 2

    What is the output of this gate?

    A1B0outputOR
  3. 3

    What is the output of this gate?

    A0B1outputOR
  4. 4

    What is the output of this gate?

    A1outputNOT
  5. 5

    What is the output of this gate?

    A0B1outputAND
  6. 6

    What is the output of this gate?

    A0B0outputOR
  7. 7

    What is the output of this gate?

    A0outputNOT
  8. 8

    What is the output of this gate?

    A1B1outputOR
  9. 9

    What is the output of this gate?

    A1B0outputAND
  10. 10

    What is the output of this gate?

    A0B0outputAND

★ Challenge corner for fast finishers

How many different patterns can 7 bits make?

6432168421

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Teacher's comments

Free printable worksheets with answer keys · aethelsystems.com/worksheets/computer/6/logic_gates

Answer key (click to show)
  1. 1.1
  2. 2.1
  3. 3.1
  4. 4.0
  5. 5.0
  6. 6.0
  7. 7.1
  8. 8.1
  9. 9.0
  10. 10.0
  11. ★128 (challenge corner)

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