Computer Studies JSS1 – Generations and Input Devices

2ND TERM 2023-2024 FIRST FORM ORDER TEST

COMPUTER STUDIES JS1

ANSWER ALL QUESTIONS

  1. List and write short note on six (6) generation of computer

  2. Define Input devices.

  3. List nine (9) examples of input devices.

 

COMPUTER STUDIES JS1

ANSWER ALL QUESTIONS

  1. Six Generations of Computers:
    • First Generation (1940-1956): Vacuum tube technology, large and unreliable.
    • Second Generation (1956-1963): Transistors replaced vacuum tubes, smaller and more reliable.
    • Third Generation (1964-1971): Integrated circuits introduced, smaller and faster computers.
    • Fourth Generation (1971-1980): Microprocessors enabled personal computers.
    • Fifth Generation (1980-Present): Artificial Intelligence and parallel processing.
    • Sixth Generation (Future): Predicted advancements in AI, nanotechnology, and quantum computing.
  2. Definition of Input Devices: Input devices are hardware components that allow users to enter data and instructions into a computer. These devices facilitate communication between the user and the computer system.
  3. Nine Examples of Input Devices:
      1. Keyboard: Used to input text and commands.
      1. Mouse: Enables pointing and clicking on the screen.
      1. Scanner: Converts physical documents into digital form.
      1. Joystick: Commonly used in gaming for directional control.
      1. Microphone: Captures and inputs audio data.
      1. Webcam: Captures video input for communication or recording.
      1. Touchscreen: Allows users to interact directly with the display.
      1. Graphics Tablet: Used for drawing and graphic design.
      1. Barcode Reader: Scans barcodes for quick data input

Evaluation

  1. The ____________ Generation of computers, characterized by vacuum tube technology, was from 1940 to 1956.
    • a) Second
    • b) Third
    • c) Fourth
    • d) First
  2. The introduction of transistors marked the beginning of the ____________ Generation of computers.
    • a) Third
    • b) Fourth
    • c) Second
    • d) Fifth
  3. Integrated circuits were a key feature of the ____________ Generation of computers.
    • a) Second
    • b) Third
    • c) Fourth
    • d) Fifth
  4. Microprocessors enabling personal computers define the ____________ Generation of computers.
    • a) Fourth
    • b) Fifth
    • c) Sixth
    • d) Third
  5. The predicted advancements in AI, nanotechnology, and quantum computing characterize the ____________ Generation of computers.
    • a) Fifth
    • b) Sixth
    • c) Fourth
    • d) Third
  6. Input devices facilitate communication between users and the ____________ system.
    • a) Software
    • b) Internet
    • c) Computer
    • d) Printer
  7. A ____________ is a hardware component that allows users to enter text and commands into a computer.
    • a) Monitor
    • b) Scanner
    • c) Keyboard
    • d) Mouse
  8. The ____________ is commonly used in gaming for directional control.
    • a) Scanner
    • b) Joystick
    • c) Microphone
    • d) Webcam
  9. A ____________ converts physical documents into digital form.
    • a) Mouse
    • b) Scanner
    • c) Keyboard
    • d) Joystick
  10. A ____________ captures and inputs audio data into a computer.
    • a) Microphone
    • b) Webcam
    • c) Touchscreen
    • d) Graphics Tablet
  11. The ____________ allows users to interact directly with the display.
    • a) Graphics Tablet
    • b) Touchscreen
    • c) Barcode Reader
    • d) Joystick
  12. A ____________ is used for drawing and graphic design.
    • a) Webcam
    • b) Touchscreen
    • c) Graphics Tablet
    • d) Microphone
  13. A ____________ scans barcodes for quick data input.
    • a) Keyboard
    • b) Barcode Reader
    • c) Mouse
    • d) Scanner
  14. The ____________ captures video input for communication or recording.
    • a) Graphics Tablet
    • b) Touchscreen
    • c) Webcam
    • d) Microphone
  15. The ____________ enables pointing and clicking on the screen.
    • a) Mouse
    • b) Keyboard
    • c) Joystick
    • d) Scanner
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