grade 9 input and output

Which one is the INPUT device ?

• CRT Monitor

• Printer

• Numeric keypad

• Speakers

Which one is the OUTPUT device?

• Monitor

• Mouse

• Keyboard

• Scanner

What is the function of a CPU?

• Display output

• Process instructions

• Input data

• Store data

If someone use keyboard too frequent, they may get an injury. Which one?

• RSI (Repetitive strain injuries)

• Broken Fingers

• Ingrowing Nails

• Cancer

What type of injury can result from prolonged use of a mouse?

• Carpal Tunnel Syndrome

• Back Pain

• Neck Pain

• Eye Strain

When using ATM (automatic teller machines) , a person will input their PIN in....

• Keyboard

• Input machine

• Number buttons

• Numeric keypad

This device is similar to mouse, except that a ball is on the top or the side of the device. What is it ?

• Super Ball Device

• Tracker Ball

• Touchpad

• Optical mouse

A remote control is used for the operation of other devices using ..............

• Infrared signals

• Wi-fi

• Bluetooth

• Morse code

This device have similar functions to a mouse and a trackerball. By gripping the stick, a pointer on the screen can be controlled. Usually used in a video/computer games

• Magic Wand

• Light pen

• Mouse Stick

• Joystick

With this, the user can choose an option by simply tapping a button / icon on the screen.