THE COMPUTER

THE COMPUTER

1. WHAT IS A COMPUTER

   • it is a machine that processes data and gives the results in a specific format

2. HOW THE COMPUTER WORKS

   • When the program runs, the computer executes a set of instructions and processes the data. see the results on the screen

3. THE PARTS OF THE COMPUTAR AND THEIR DEFINITIONS

   • HARDWARE
     • are all the physical devices that make up a pc such as the CPU, RAM and hard disk
   • SOFTWARE
     • is a set of instructions called the computer program what to do

4. THE CPU, MAIN MEMORY, PERIPHERALS

   • CPU
     • Its function is to execute the instructions of the program, it coordinates the activities of all the other units is like a brain for the pc
   • RAM
     • contains the instructions and data that the CPU processes
   • PERIPERALS
     • these can be the screen, keyboard or mouse. peripherals are any device external to the pc

5. TYPES OF DEVICES: STORAGE, INPUT, OUTPUT

   • HARD DRIVER
   • DVD
   • CD
   • UNIDAD FLASH

6. THE PORTS

   • SERVES TO CONNECT PERIPHERALS SUCH AS KEYBOARD OR MOUSE HEARING AIDS

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