I.C.T

I.C.T

1. Computer

   • Hardware
     • Parts
       • Motherboard: main circuit board of a computer. It holds the CPU, the memory chips and various connections
       • Video card: a circuit board that generates video output to the monitor. Video cards have their own processor and memory.
       • Sound card: a circuit board that deals with the input and output of the sound
       • Internal memory ROM and RAM
       • Backing storage – the hard drive
     • Computer hardware: physical parts of a computer and related devices (all the parts you can physically touch).
   • Software
     • Parts
       • Computer’s logical support
       • Operating system, program, applications
       • When a computer is turned on: BIOS starts working (ROM)
       • It hands control of the computer to operating system (Windows, Linux, Mac OS…)
         • Interface between user and computer
         • controls & operates computer hw and programs
         • enables users to share hw and data and plan resources
         • facilitates data input and output
     • oftware: the programs that a computer runs, such as operating system (e.g. Windows) and Application software (like Microsoft Word, games and so on).