RAM,CPU,ROM

RAM,CPU,ROM

1. RAM

   • RAM is volatile
     • it is the memory used by the program while its running
       • the program uses the memory to store information requited to run the program
   • RAM stands for random access memory

2. CPU

   • CPU stands for central processing unit
   • CPU is like the brain of the computer

3. ROM

   • ROM is non-volatile
   • ROM stands for read only memory
   • ROM holds code/instructions that can't be changed
     • it is generally a hard wired chip on the motherboard
   • the BIOS is an example of a ROM chip that holds the instructions of how to boot up the comuter
     • BIOS stands for basic input/output system
     • makes the different components work together

4. volatile means when the computer terns off the data is lost