Computer Architecture

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Across
  1. 1. Register which stores data that has been FETCHED from memory
  2. 3. Register used exclusively by the ALU for temporarily storing calculations
  3. 7. counter Register which stores the address of the NEXT instruction to be fetched
Down
  1. 2. Type of bus responsible for transporting instructions and data
  2. 3. The calculator of the CPU. Performs Arithemtic and Logic operations
  3. 4. Responsible for sending signals to hardware and software instructing what to do and when
  4. 5. Small capacity, fast to access memory located directly on the cpu
  5. 6. Type of bus responsible for transporting addresses