Input and Output Devices Quiz

What is the definition of an input device?

• A device that receives information from the computer

• A device that transmits information to the computer

• A device that processes information in the computer

• A device that stores information in the computer

Who invented the keyboard?

• Christopher Latham Sholes

• Thomas Edison

• Alexander Graham Bell

• Nikola Tesla

What is the purpose of a pointing stick?

• To move the cursor on a monitor screen

• To detect touch on a screen

• To control computer games

• To draw directly on a screen

What is the function of a touchpad?

• To translate finger or stylus motion to a relative position on a screen

• To move the cursor on a monitor screen

• To control computer games

• To draw directly on a screen

What is the purpose of a light pen?

• To detect a position on a display screen

• To move the cursor on a monitor screen

• To control computer games

• To draw directly on a screen

What is the difference between a stylus and a light pen?

• A stylus is used to draw directly on a screen, while a light pen is used to detect a position on a display screen

• A stylus is used to detect touch on a screen, while a light pen is used to move the cursor on a monitor screen

• A stylus is used to move the cursor on a monitor screen, while a light pen is used to detect a position on a display screen

• A stylus and a light pen have the same function

What is the definition of a touch screen?

• An input device that allows users to operate a PC by simply touching the display screen

• An output device that visually conveys information

• A device used to enter data and instructions to the computer

• A device used to receive information from the computer

What is the difference between a touch screen and a multi-touch screen?

• A touch screen allows single touch input, while a multi-touch screen allows multiple touch inputs

• A touch screen and a multi-touch screen have the same function

• A touch screen allows multiple touch inputs, while a multi-touch screen allows single touch input

• A touch screen and a multi-touch screen are used for different purposes

What is the purpose of a scanner?

• To translate images, texts, drawings, pictures, and similar items into a digital form

• To produce text and graphics on paper

• To receive and transmit documents over telephone lines

• To project images from a computer screen onto a larger screen

What is the purpose of a reader?

• To read printed barcodes

• To translate images, texts, drawings, pictures, and similar items into a digital form

• To produce text and graphics on paper

• To receive and transmit documents over telephone lines