KwickClips Computer Systems · 42 sec · free
Which part does the calculations?
Short answer. The ALU.
What are registers?
The fastest memory, holding only a few values.
Inside the CPU
| Part | Job |
|---|---|
| ALU | calculates |
| Control unit | directs |
| Registers | fast storage |
Remember
| ALU calculates |
| CU directs |
| Registers hold values |
What is inside the brain of a computer? The CPU has three parts. The A L U calculates. The control unit directs. Registers are tiny fast storage. A L U calculates. Control directs. Registers hold values.
This clip is from the full lesson: Components of a Computer System and the Block Diagram — 6 minutes, with the tables, the quick answers and the whole lesson in text.
Useful for: CBSE Class 9 Computer Applications (165), CBSE Class 11 Computer Science (083), CBSE Class 11 Computer Science Essentials (083), CBSE Class 11 Informatics Practices (065)
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