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IGCSE Hardware

Authored by Pham Tam

Computers

8th Grade

Used 3+ times

IGCSE Hardware
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40 questions

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1.

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1 min • 1 pt

CPU stands for?

2.

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1 min • 1 pt

The Arithmetic & Logic Unit (ALU) allows the required ___________ (e.g. +, - and shifting) or logic (e.g. AND, OR) operations to be carried out while a program is being run;

3.

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1 min • 1 pt

The Control Unit(CU) reads an ________ from memory

4.

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1 min • 1 pt

System Clock is used to ______ _____ ______ on the control bus to ensure this vital synchronisation takes place – without the clock the computer would simply crash!

5.

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1 min • 1 pt

This register stores the current instruction being decoded and executed?

6.

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1 min • 1 pt

this register is used when carrying out ALU calculations; it stores data temporarily during the calculations

7.

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1 min • 1 pt

This register stores the address of the memory location currently being read from or written to

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