Input Devices of Computer Class 7 MCQs
Input Devices of Computer – MCQs with Answers & Explanations
Class: CBSE Class 7
Subject: Computer Science
Section: Computer Hardware
Topic: Input Devices of Computer
Board: CBSE Board Examination (NCERT Based)
Subject: Computer Science
Section: Computer Hardware
Topic: Input Devices of Computer
Board: CBSE Board Examination (NCERT Based)
Instructions: These Multiple Choice Questions (MCQs) are designed strictly as per the NCERT syllabus, making them ideal for CBSE Class 7 Computer Science examination standard.
1. An input device is used to:
Answer: B. Enter data into computer
Explanation: Input devices allow users to send data and instructions to the computer for processing.
Explanation: Input devices allow users to send data and instructions to the computer for processing.
2. The most commonly used input device is:
Answer: B. Keyboard
Explanation: Keyboard is widely used to type text, numbers, and commands.
Explanation: Keyboard is widely used to type text, numbers, and commands.
3. Mouse is used for:
Answer: B
Explanation: Mouse controls pointer movement and selects items on screen.
Explanation: Mouse controls pointer movement and selects items on screen.
4. Scanner converts:
Answer: B
Explanation: Scanner digitizes physical documents into computer files.
Explanation: Scanner digitizes physical documents into computer files.
5. Microphone inputs:
Answer: B
Explanation: Microphone captures voice and audio signals.
Explanation: Microphone captures voice and audio signals.
6. Light pen is used for:
Answer: A
Explanation: Light pen allows direct interaction with display for drawing and selection.
Explanation: Light pen allows direct interaction with display for drawing and selection.
7. Joystick is mainly used for:
Answer: A
Explanation: Joystick controls movement in video games and simulations.
Explanation: Joystick controls movement in video games and simulations.
8. Webcam captures:
Answer: B
Explanation: Webcam records live video for meetings and recordings.
Explanation: Webcam records live video for meetings and recordings.
9. Barcode reader is used in:
Answer: A
Explanation: It scans product codes for billing and inventory.
Explanation: It scans product codes for billing and inventory.
10. Touchscreen is:
Answer: C
Explanation: It displays data and also accepts touch input.
Explanation: It displays data and also accepts touch input.
11. OMR reads:
Answer: A
12. OCR converts:
Answer: A
13. Trackball is similar to:
Answer: A
14. Used for digital drawing:
Answer: A
15. MICR reads:
Answer: A
16. Input device for video calls:
Answer: A
17. Keyboard has:
Answer: A
18. Device for signature capture:
Answer: A
19. Gaming steering input:
Answer: A
20. Input devices send data to:
Answer: A
