Class 4 Computer & AI devices — practice questions with answers
Free practice for Class 4 Computer & AI, devices. Try the solved questions below, then take a free test with instant marking and explanations.
77 questionsNCERT · CBSE · State boards
Sample questions with solutions
Q1. A keyboard is an input device.
True or false?
Show answer
Answer: True
Why: A keyboard is used to type letters and numbers, so it is an input device.
Why: A keyboard is used to type letters and numbers, so it is an input device.
Q2. A keyboard is an output device.
True or false?
Show answer
Answer: False
Why: A keyboard is used to type letters and numbers, so it is an input device, not an output device.
Why: A keyboard is used to type letters and numbers, so it is an input device, not an output device.
Q3. Which device is used to type letters and numbers?
- pen drive
- projector
- monitor
- keyboard
Show answer
Answer: D. keyboard
Why: We use a keyboard to type letters and numbers.
Why: We use a keyboard to type letters and numbers.
Q4. A mouse is an input device.
True or false?
Show answer
Answer: True
Why: A mouse is used to point and click on the screen, so it is an input device.
Why: A mouse is used to point and click on the screen, so it is an input device.
Q5. A mouse is a storage device.
True or false?
Show answer
Answer: False
Why: A mouse is used to point and click on the screen, so it is an input device, not a storage device.
Why: A mouse is used to point and click on the screen, so it is an input device, not a storage device.
Q6. Which device is used to point and click on the screen?
- monitor
- speaker
- pen drive
- mouse
Show answer
Answer: D. mouse
Why: We use a mouse to point and click on the screen.
Why: We use a mouse to point and click on the screen.
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How many practice questions are there for Class 4 Computer & AI devices?
77 questions. A few are solved on this page; the free test shows the answer and explanation for every question after you submit.
Is this chapter from the NCERT book?
Yes — it follows the NCERT Class 4 Computer & AI syllabus, used by CBSE and many state boards.