CPU - Part 1

A computer CPU is ................... (Tick all the correct answers)

• an electronic chip called a Microprocessor

• coordinates hardware

• where all the sorting, searching, calculating and decision making takes place

• processes data

• located on the Motherboard

Which parts are controlled by the CPU? (Tick 4)

• Input/output devices

• Power supply unit

• DVD drive

• Sound system

• Hard disk

How is the CPU Processing Data?

• 1- It decodes the instructions

  2- It then executes (carries out) the instructions.

  3- Fetches instructions from memory (RAM)

• 1- It decodes the instructions

  2- Fetches instructions from memory (RAM)

  3- It then executes (carries out) the instructions.

• 1- Fetches instructions from memory (RAM)

  2- It decodes those instructions

  3- It then executes (carries out) the instructions.

In Fetch Cycle, the CPU ....... (Tick the correct answer/s)

• DECODE the instructions - will then make sense of instructions

• Fetches program instructions from the RAM

• EXECUTE (perform) difficult calculations or move data from one memory place to another

In Decode Cycle, the CPU ....... (Tick the correct answer/s)

• decodes the instructions - will then make sense of instructions

• fetches program instructions from the RAM

• execute (perform) difficult calculations or move data from one memory place to another

During ..................... , the CPU performs difficult calculations or move data from one memory place to another.

• Fetch

• Decode

• Execute

What are the parts of a CPU?

• ROM

• RAM

• Cache

• Registers

• Control unit

What are the parts of a CPU?

• Clock

• Arithmetic Logic Unit (ALU)

• Virtual memory

• Registers

• Control unit (CU)

The components of a computer CPU are: Arithmetic Logic Unit, Control Unit, registers, cache, data buses, clock

• False

• True