The computer's central processing unit (CPU) is the portion of a computer that retrieves and executes instructions. ... The CPU is often simply referred to as the processor. The ALU performs arithmetic operations, logic operations, and related operations, according to the program instructions.
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1. System
2. Hardware
3. Peopleware
4. Computer
5. I can't seem to find the 5th one.
Answer:
CPU
Explanation:
The computer's central processing unit (CPU) is the portion of a computer that retrieves and executes instructions. ... The CPU is often simply referred to as the processor. The ALU performs arithmetic operations, logic operations, and related operations, according to the program instructions.