Input and Output

What is input in the context of computers?

• Instructions executed by a program

• Output displayed on a screen

• Data processed into information

• Any data and instructions entered into memory

Which of the following is an example of an input device?

• Speaker

• Printer

• Monitor

• Keyboard

What does a command do in a computer system?

• Stores data

• Processes input

• Issues a specific action

• Displays information

Which type of input device uses optical sensors?

• Keyboard

• Touchpad

• Optical mouse

• Trackball

What is the primary function of a scanner?

• To print documents

• To display images

• To capture audio

• To read printed text and graphics

Which of the following is a type of output?

• Video display

• Keyboard input

• Touch screen interaction

• Mouse movement

What is a laser printer known for?

• High-speed and high-quality printing

• Being portable

• Using liquid ink

• Low-quality prints

Which device is used for voice input?

• Printer

• Monitor

• Microphone

• Scanner

What is the purpose of a data projector?

• To project images on a larger screen

• To scan documents

• To print documents

• To capture video

What type of output does a thermal printer produce?

• Digital audio

• High-resolution images

• Text and graphics on heat-sensitive paper

• 3D prints