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Which one of the following input devices has lens?
  • a)
    Webcam                    
  • b)
    Keyboard
  • c)
    Mouse            
  • d)
    Monitor
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
Which one of the following input devices has lens?a)Webcam b)...

The correct answer is A: Webcam.
Explanation:
Input devices are hardware devices that are used to input data and instructions into a computer. They allow users to interact with the computer system and provide input for processing.
A lens is a transparent piece of glass or plastic that can focus or diverge light. It is commonly used in optical devices to capture and focus light onto a sensor or film.
Among the given options, the input device that has a lens is a webcam.
Webcam:
- A webcam is a video camera that is connected to a computer or computer network.
- It is primarily used for video calling, video conferencing, and capturing video footage.
- Webcams often have a lens that helps in capturing clear and focused images.
- The lens in a webcam allows it to focus light onto the image sensor, which then captures the video or image.
Therefore, the correct answer is A: Webcam.
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Which one of the following input devices has lens?a)Webcam b)Keyboardc)Mouse d)MonitorCorrect answer is option 'A'. Can you explain this answer?
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