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Year 7 Computing — Parts of a computer

Name the main parts of a computer system, say what each one does, and follow the input-process-output cycle.

Name: ________________________

  1. 1.A computer does every job in the same three stages. Which list has them in the right order?

    • a) Process, output, input
    • b) Output, input, process
    • c) Input, process, output
    • d) Input, output, process

  2. 2.You type 7 + 5, the computer adds it up, and 12 appears on the screen. Put the three stages in the order they happen.

    • Process
    • Input
    • Output

  3. 3.Hardware is a part you can pick up and touch. Software is a set of instructions. Sort each one.

    Groups: Hardware · Software

    • Operating system
    • Painting app
    • Printer
    • Mouse
    • Web browser
    • Monitor

  4. 4.Tap the part you would use to type your name.

    Write the number of the part.

    1234

  5. 5.Tap the system unit — the box that holds the processor and the memory.

    Write the number of the part.

    1234

  6. 6.On a desktop computer, sort each part by where it lives.

    Groups: Inside the system unit · Outside, plugged in

    • Speaker
    • Scanner
    • Processor
    • Hard disk
    • Keyboard
    • RAM

  7. 7.Tap the monitor — the part that shows you what the computer is doing.

    Write the number of the part.

    1234

  8. 8.Match each part to the job it does.

    • Monitor
    • Keyboard
    • Speaker
    • Mouse
    • Printer
    • Plays sound out loud
    • Puts your work onto paper
    • Lets you type letters and numbers
    • Shows words and pictures on a screen
    • Moves the pointer and clicks

Answer key — Year 7 Computing — Parts of a computer

  1. 1. c) Input, process, output
  2. 2. 1. Input 2. Process 3. Output
  3. 3. Mouse → Hardware; Web browser → Software; Printer → Hardware; Painting app → Software; Monitor → Hardware; Operating system → Software
  4. 4. 3 — Keyboard
  5. 5. 2 — System unit
  6. 6. Processor → Inside the system unit; Keyboard → Outside, plugged in; Hard disk → Inside the system unit; Speaker → Outside, plugged in; RAM → Inside the system unit; Scanner → Outside, plugged in
  7. 7. 1 — Monitor
  8. 8. Monitor → Shows words and pictures on a screen; Keyboard → Lets you type letters and numbers; Speaker → Plays sound out loud; Mouse → Moves the pointer and clicks; Printer → Puts your work onto paper