The CPU

The CPU

1. The components

   • ALU
   • ACC
     • A special register in the CPU where data is put in order to preform arithmetic and logic operations.
   • MAR
     • Holds the address of where data is to be fetched or stored.
   • MDR
   • Cache
     • The most frequently used data
   • PC
     • Holds the address of the next used instruction

2. The CPU is the brain of a computer