Input, Output Devices

Which device allows you to enter data and instructions into a computer?

• Input device

• Output device

• ALU

• CPU

Which of the following groups are only input devices?

• Mouse, keyboard, monitor, Joystick

• Mouse, keyboard, monitor, Joystick

• Mouse, keyboard, Scanner, Joystick, Light pen

• Mouse, keyboard, Trackball, Touch Screen, Microphone

• Both c and d

The number of function keys in a keyboard is

• 14

• 12

• 13

• 15

The OCR stands for

• Outsized Character Reader

• Optical Character Reader

• Operational Character Reader

• Only Character Reader

Which kind of device is a digital camera?

• Output

• Input

• Input and Output

• Software

Which of the following groups consists of only output devices?

• Scanner, monitor, printer(b) (c) (d)

• Mouse, monitor, printer

• Keyboard, monitor, printer

• Monitor, printer, plotter

Which of the following is not an output device?

(a) (b) (c) (d)

• LCD

• Printer

• CRT

• Touch screen

Which of the following term is used to define all input and output devices?

• Hardware

• Software

• Interpreter

• Compiler