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Input and Output Devices MCQ

Input and Output Devices MCQ

 

If you’re searching for Input and Output Devices MCQ, you’re in the right spot!

 

Q. What is the primary function of input devices?
a) To display results
b) To provide data to the computer
c) To process information
d) To print data
Answer: b) To provide data to the computer

 

Q. Which device is known as input device?
a) Mouse
b) Keyboard
c) Joystick
d) Scanner
Answer: b) Keyboard

 

Q. Which key is used to delete a character at the right side of the cursor?
a) Backspace
b) Delete
c) Enter
d) Esc
Answer: b) Delete

 

Q. What type of device is a mouse?
a) Text entry
b) Point and draw
c) Visual
d) Scanning
Answer: b) Point and draw

 

Q. Which mouse action is used to start a program?
a) Right-click
b) Scroll
c) Double-click
d) Drag and drop
Answer: c) Double-click

 

Q. What is the function of the Caps Lock key on a keyboard?
a) Toggle between uppercase and lowercase letters
b) Enter special characters
c) Execute commands
d) Delete characters
Answer: a) Toggle between uppercase and lowercase letters

 

Q. Which device is primarily used for playing video games?
a) Keyboard
b) Joystick
c) Mouse
d) Scanner
Answer: b) Joystick

History and Evolution of Computers MCQ

Q. Which device can convert printed barcodes into data?
a) Image scanner
b) Barcode scanner
c) Optical character reader
d) Magnetic ink character reader
Answer: b) Barcode scanner

 

Q. What is the function of an optical mark reader (OMR)?
a) Identify magnetic ink
b) Recognize marks on a special sheet
c) Scan images
d) Decode barcodes
Answer: b) Recognize marks on a special sheet

 

Q. Which output device is used to create hard copies?
a) Monitor
b) Printer
c) Projector
d) Barcode scanner
Answer: b) Printer

 

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