Understanding Input Devices in Computer Systems
This project delves into the essential role of input devices in computer systems, identifying the components that allow users to interact with technology. It explains the distinction between hardware and software within a complete computer setup, covering key input devices such as keyboards, mice, and scanners. The project also discusses various types of input data, including unprocessed text, numbers, images, and instructions. By breaking down the components of each device, it highlights their functions, features, and common usage in everyday computing.
Understanding Input Devices in Computer Systems
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Presentation Transcript
Welcome To my project Input device
this work for Mis :: Rasha 3talaa
A computer is an electronic device used to process data , converting data into information that is useful to people . What is computer ?
A complete computer system includes four distinct parts : Hard wear Soft wear Data User
The computer system Defined:Hard wear Types of Hard wear:: * Processor * Memory * Input and Output (I/O devices ) * Storage devices
What is input Data or instruction entered into memory of computer Input device Is any hard wear component used to enter data .
What are the two types of input *Data : Unprocessed text , number , images and video *Instructions : 1/ programs 2/ commands 3/ user responses
How is the keyboard divided • Typing area • Numeric keypad • Function keys , special keys
What is a mouse Pointing device that fits under palm of hand Pointing device / controls movement of pointer , else called mouse pointer Mechanical mouse Has rubber or metal ball on underside
What are common mouse operation *Point *Click / double click / triple click *Drag / right drag *Rotate wheel / press wheel button
What is a scanner Light-sensing device that reads printed text and graphics Used for image processing , converting paper document into electronic images
Name:: Jaber 5leefa. 120100239. Id:: 103. Class::
