Computer System

Computer System

1. Input And Output Device

   • Input
     • Any hardware component allows users to enter data and instuction into a computer
       • Keyboard
       • Painting device
       • Touch screen
       • Scanner
   • Output
     • any hardware component that conveys information to one or more people
       • Speaker
       • Printer
       • Monitor

2. Motherboard And Processor

   • System Unit
     • A case that contain electronic components of the computer used to process data
   • Processor
     • Interprets and carries out the basic instuction that operate a computer
   • Motherboard
     • Is the main ciruit board of the system unit that holds many component of the system

3. Components of Computer

   • Software
     • System Software
       • Program that control or maintain the operation of a computer and its device
     • Application Software
       • Program designed to make users more productive and/or assists them with personal task
   • Hardware
     • Desktop, Keyboard, Mouse

4. Memory

   • Volatile
     • When computer is turn off. volatile memory loses its content
     • memory is temporary
   • Non-Volatile
     • road only memory (ROM) refers to memory
     • the data on most rom chips cannot be modified

5. Overview Of Computer System

   • Storage
     • saving data programs or output for future use
   • Process
     • Process of transforming data into information
   • Input
     • Entering data into memory of computer
   • Output
     • Process of conveying information to the user