CamTechs Hardware Components

What is the primary function of input devices in a computer system?

• To display processed data to the user

• To gather data for processing

• To store data permanently

• To connect to the internet

Answer explanation

The primary function of input devices is to gather data for processing. They allow users to enter information into the computer, which is essential for any computing task.

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

• Printer

• Monitor

• Keyboard

• Speaker

Answer explanation

A keyboard is an input device used to enter data into a computer. In contrast, a printer and monitor are output devices that display or produce information, while a speaker outputs sound.

What type of device is a touchscreen considered to be?

• Input device

• Output device

• Storage device

• Communication device

Answer explanation

A touchscreen is primarily an input device because it allows users to interact with a computer or device by touching the screen, enabling input through gestures and taps.

Which of the following is NOT an input device?

• Mouse

• Scanner

• Microphone

• Projector

Answer explanation

A projector is an output device that displays images or videos, while a mouse, scanner, and microphone are all input devices that allow users to input data into a computer. Therefore, the correct answer is Projector.

What is the main role of output devices in a computer system?

• To gather data from the environment

• To process data

• To communicate processed data to the user

• To store data temporarily

Answer explanation

Output devices are essential for communicating processed data to the user, allowing them to receive information in a readable format, such as text, images, or sound. This makes 'To communicate processed data to the user' the correct choice.

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

• Mouse

• Monitor

• Keyboard

• Webcam

Answer explanation

A monitor is an output device that displays visual information from a computer. In contrast, a mouse and keyboard are input devices, while a webcam captures video input.

What type of device is a printer considered to be?

• Input device

• Output device

• Storage device

• Communication device

Answer explanation

A printer is classified as an output device because it takes digital data from a computer and produces a physical copy, such as a document or image, making it essential for outputting information.

Which of the following is NOT an output device?

• Speaker

• Monitor

• Keyboard

• Printer

Answer explanation

A keyboard is an input device used to enter data into a computer, while a speaker, monitor, and printer are all output devices that display or produce information from the computer.

What is the primary purpose of communication devices in a computer system?

• To store data permanently

• To process data

• To enable data exchange between computers

• To display data to the user

Answer explanation

The primary purpose of communication devices in a computer system is to enable data exchange between computers, facilitating connectivity and interaction, which is essential for networking and sharing information.

Which of the following is an example of a communication device?

• Router

• Monitor

• Printer

• Scanner

Answer explanation

A router is a communication device that directs data traffic between networks, making it essential for internet connectivity. In contrast, a monitor, printer, and scanner are output or input devices, not primarily for communication.