Input Devices Quiz

What is an input device?

• it provides data, input, and instructions to the computer system.

• It outputs instruction from the computer system.

• are pointing devices.

• are software devices.

What are some examples of input devices?

• Printer, projector, headphones

• keyboard, mouse, scanner

• speakers, GPS, monitor

• screen, software, ball reader

The keyboard...

• converts a hard copy document into a digital file.

• helps the user to interact with the computer system through a process called “point and click”.

• helps in entering data and commands in a computer or any electronic device by scanning.

• helps in entering data and commands in a computer or any electronic device by pressing keys.

The joystick...

• is an input device of a computer which looks same as a pen.

• is an optical scanner that can read printed barcodes, decode the data contained in the barcode to a computer.

• is also a pointing device like a mouse which is widely used to play games on a computer.

• helps in entering data and commands in a computer or any electronic device by pressing keys.

The mouse

• is an optical scanner that can read printed barcodes, decode the data contained in the barcode to a computer.

• is a commonly used input device that helps the user to interact with the computer system through a process called “point and click”.

• is like a mouse which is widely used to play games on a computer.

• helps the user to input voice in a computer system.

The microphone is also called a “mic”.

• True

• False

It consists of a light source, a lens and a light sensor for translating optical impulses into electrical signals.

• Bar Code Reader

• Light Pen

• Scanner

• Mouse

These devices are mainly used to select on screen items, draw pictures and write freely in document files using a computer screen.

• Mouse

• Light Pen

• Keyboard

• Scanner

Input devices of a computer can be compared to how we input information into our brain.

• True

• False