1) Which of the following is an input device? a) A) Monitor b) B) Printer c) C) Keyboard d) D) Speaker 2) Which device is used to control a pointer on the screen? a) A) Microphone b) B) Mouse c) C) Scanner d) D) Projector 3) What is the main function of a microphone? a) A) Output sound b) B) Store files c) C) Capture audio input d) D) Print documents 4) Which device is commonly used to input handwritten text or drawings? a) A) Webcam b) B) Trackpad c) C) Graphics tablet d) D) Barcode scanner 5) A scanner is used to: a) A) Scan viruses b) B) Print images c) C) Input printed documents into a computer d) D) Display visuals 6) Which input device reads information from a product’s packaging? a) A) Touchpad b) B) Barcode scanner c) C) Trackball d) D) Microphone 7) What type of input device is used in ATMs to allow customers to interact? a) A) Mouse b) B) Joystick c) C) Touchscreen d) D) Webcam 8) Which of the following is best suited for gaming controls? a) A) Joystick b) B) Keyboard c) C) Light pen d) D) Scanner 9) Which device captures live video input? a) A) Printer b) B) Monitor c) C) Webcam d) D) Microphone 10) A biometric scanner is used to input: a) A) Barcodes b) B) Fingerprints or retina scans c) C) Voice commands d) D) Handwritten notes 11) Which input device uses reflected light to detect movement across a surface? a) A) Optical mouse b) B) Joystick c) C) Webcam d) D) Scanner 12) Voice recognition systems primarily rely on which input device? a) A) Touchscreen b) B) Microphone c) C) Webcam d) D) Keyboard 13) Which of the following input devices can be used for 3D modeling and precision design? a) A) Barcode reader b) B) Stylus with a graphics tablet c) C) Touchpad d) D) Webcam 14) Eye-tracking devices are considered input devices because they: a) A) Record images b) B) Replace the need for a mouse c) C) Measure where the user is looking d) D) Display screen output 15) What is a common use of RFID input devices? a) A) Printing boarding passes b) B) Scanning magnetic tapes c) C) Reading embedded chip data (e.g., in ID cards or inventory tracking) d) D) Producing digital images

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