Computer Hardware Components

What are the three categories of external hardware?

• Input Devices, Output Devices, Secondary Storage Devices

• Internal Devices, Output Devices, Secondary Storage Devices

• Input Devices, Output Devices, Primary Storage Devices

• Input Devices, Output Devices, Tertiary Storage Devices

What is the purpose of input devices?

• To accept data and instructions from the user

• To display the processed data

• To store data for future use

• To connect to external devices

Which of the following is not a type of input device?

• Keyboard

• Mouse

• Monitor

• Scanner

What is the most widely used input device?

• Mouse

• Scanner

• Monitor

• Keyboard

What is the purpose of a mouse?

• To enter data into the system

• To capture high resolution images

• To detect light signals

• To select items from the menu

What is the purpose of a light pen?

• To enter data into the system

• To capture high resolution images

• To detect light signals

• To draw directly on the screen

What is the purpose of a scanner?

• To enter data into the system

• To capture high resolution images

• To detect light signals

• To convert documents into digital data

What is the purpose of using a CRT?

• To convert electrical signals into visual signals.

• To convert a computer file to a printed document.

• To convert a digital signal to an analog signal.

• To convert a DVD player to a VCR.

What is the purpose of a web camera?

• To enter data into the system

• To capture high resolution images

• To detect light signals

• To communicate through video

What are the three functions that can be performed using a scanner?

• Scan, Copy/Print, Share

• Scan, Print, Communicate

• Scan, Copy, Share

• Scan, Print, Share