INPUT/OUTPUT DEVICES – 20 QUESTIONS
Question 1
Which of the following is an INPUT device? (a) Monitor
(b) Keyboard
(c) Printer
(d) Speaker
Question 2
Which is an OUTPUT device? (a) Mouse
(b) Scanner
(c) Printer
(d) Microphone
Question 3
Which device is BOTH input and output? (a) Monitor
(b) Touchscreen
(c) Keyboard
(d) Speaker
Question 4
Mouse is an example of: (a) Pointing device
(b) Output device
(c) Storage device
(d) Processing device
Question 5
Scanner is used to: (a) Print documents
(b) Display images
(c) Convert physical documents to digital format
(d) Store data
Question 6
Which key is used to delete characters to the left of cursor? (a) Delete
(b) Backspace
(c) Enter
(d) Escape
Question 7
Monitor displays information in the form of: (a) Audio
(b) Visual (text and images)
(c) Printed output
(d) Magnetic signals
Question 8
Joystick is primarily used for: (a) Typing
(b) Printing
(c) Gaming
(d) Scanning
Question 9
Inkjet and Laser are types of: (a) Monitors
(b) Keyboards
(c) Printers
(d) Scanners
Question 10
QWERTY refers to: (a) A type of monitor
(b) Keyboard layout
(c) Mouse design
(d) Printer model
Question 11
Microphone converts: (a) Light to digital
(b) Sound to electrical signals
(c) Electrical to sound
(d) Digital to analog
Question 12
Webcam is used for: (a) Printing
(b) Audio recording
(c) Video capture and conferencing
(d) Document scanning
Question 13
Which device produces hard copy output? (a) Monitor
(b) Speaker
(c) Printer
(d) Projector
Question 14
Barcode reader is an example of: (a) Output device
(b) Input device
(c) Storage device
(d) Processing device
Question 15
VGA, HDMI are types of: (a) Keyboard connectors
(b) Monitor/display connectors
(c) Printer ports
(d) Mouse interfaces
Question 16
Which device is used in ATM machines for card reading? (a) Scanner
(b) Magnetic card reader
(c) Keyboard
(d) Printer
Question 17
Headphones/Earphones are: (a) Input devices
(b) Output devices
(c) Storage devices
(d) Processing devices
Question 18
Plotter is used for: (a) Typing
(b) Scanning
(c) Printing large graphics and designs
(d) Audio output
Question 19
The most common pointing device is: (a) Keyboard
(b) Mouse
(c) Joystick
(d) Scanner
Question 20
Digital camera is an example of: (a) Output device
(b) Input device
(c) Processing device
(d) Storage-only device
ANSWER KEY
| Q No. | Answer | Topic |
|---|---|---|
| 1 | (b) | Input Devices |
| 2 | (c) | Output Devices |
| 3 | (b) | I/O Devices |
| 4 | (a) | Mouse Type |
| 5 | (c) | Scanner Function |
| 6 | (b) | Keyboard Keys |
| 7 | (b) | Monitor Output |
| 8 | (c) | Joystick Use |
| 9 | (c) | Printer Types |
| 10 | (b) | Keyboard Layout |
| 11 | (b) | Microphone |
| 12 | (c) | Webcam |
| 13 | (c) | Hard Copy |
| 14 | (b) | Barcode Reader |
| 15 | (b) | Display Connectors |
| 16 | (b) | Card Reader |
| 17 | (b) | Headphones |
| 18 | (c) | Plotter |
| 19 | (b) | Pointing Device |
| 20 | (b) | Digital Camera |