Unit 2 Computer Science

Unit 2 Computer Science

1. CPU

   • Purpose
   • Fetch-Execute Cycle

2. Memory

   • Flash Memory
     • Memory that is
   • Cache
   • ROM is a volatile memory type
     • If you turn off your computer it will save automatically
   • RAM
     • RAM effects the computer because it takes up memory space
     • RAM is a volatile type of memory so it doesn't save automatically when you turn off your computer

3. Input and Output Devices

   • Input
     • When hardware puts data into the computer
     • Examples
       • Mouse
   • Output

4. Binary

   • Binary to Denary
   • What it is
   • Hexadecimal conversion

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