AMIRA AND HALIDAH (INPUT)

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input is any data and instructions entered into the memory of a computer

Keybord pointing device.

A pointing device is an input allows a user to control a pointer  on the screen

A pointer is a small symbol on the screen whose location and shape change as user move a pointing device

the definition of input

bar code readers, Optical character recognition (OCR), turnaround document, Optical mark reconition (OMR )

Flatbed scanner

OTHER EXAMPLE: TOUCH SCREEEN, PEN INPUT,MICROSOFT SURFACE

video conference , video editing

digital camera : studio camera field camera and point - and shoot

game controller: gamepads , joysticks, dance pads.

terminal : allow user send ata and receive information: POS terminal, ATM, DVD kiosk

magnetic stripe card readers: read the magnetic stripe on the card : credits card entertainment cards , banks cards.

voice input

microphone,voice regonition,audio input

music production, compose, mix, and editing music

A mouse is a pointing devise that fits under palm of your hand comfortably ( widely udsed on deskop computers)

A mouse can be wired or wireless.

Types of pointing device

A trackball is a stationary pointing device with a ball mon top or side

A touchpad is a small ,flat , regular pointing device that is sensitive to pressure and motion.

pointing stick is a pressure sentive device like a pensil eraser that is positione d between keys on a keybord

Example of input device

A keyboard is an input device that contains keys users press to enter data and instructions into  computer

Subtopic

An ergonomic keyboard has a design thet reduces the chance of wrist and hand  injuries.

incorporates comfort , efficiency , and safety into the design of the workplace

what is input ?

An  input device is any hardware component that allow users to enter data and instruction into a computer