Revision of about computers

What is an example of an input device?

• Keyboard
• Printer
• Monitor
• Speaker
• Scanner

Which device is responsible for displaying text and graphics on the computer screen?

• Monitor
• Keyboard
• Mouse
• Printer
• Headphones

Fill in the blank: A _________ is used to produce a paper copy of documents or images from a computer.

What is the primary function of a computer mouse?

• Pointer control
• Data storage
• Document printing
• Sound output
• Keyboard input

Which input device allows users to draw or write directly on the screen?

• Graphics tablet
• Printer
• Monitor
• Speaker
• Keyboard

Fill in the blank: A _________ is a device used to capture images or documents and convert them into digital format.

What type of device is a microphone used for?

• Input
• Output
• Storage
• Processing
• Networking

Which output device is commonly used for sound and audio output from a computer?

• Speakers
• Monitor
• Keyboard
• Mouse
• Scanner

Fill in the blank: A _________ is a device that allows a computer to communicate with other computers over a network.

What is the main function of a barcode scanner as an input device?

• Scanning barcodes
• Printing barcodes
• Displaying barcodes
• Playing music
• Sending emails