Computer Quiz

What is the primary function of a keyboard?

• Output data

• Input data

• Store data

• Process data

Which device is known as a pointing device?

• Keyboard

• Joystick

• Scanner

• Monitor

What type of mouse uses a light source to detect movement?

• Roller ball mouse

• Optical mouse

• Wireless mouse

• Trackball mouse

What is a joystick primarily used for?

• Typing

• Gaming

• Scanning

• Printing

Which device allows users to interact directly with the display by touching it?

• Mouse

• Touch screen

• Joystick

• Keyboard

What does a scanner do?

• Print documents

• Convert physical documents into digital format

• Store images

• Display text

What does a barcode reader do?

• Print barcodes

• Read barcodes and input data

• Scan images

• Display product information

What type of camera records images in digital form?

• Web camera

• Digital camera

• Film camera

• Security camera

Which of the following is NOT an output device?

• Monitor

• Printer

• Keyboard

• Speakers

What type of monitor uses liquid crystals to display images?

• CRT

• LCD

• LED

• OLED