AS CS Quiz

AS CS Quiz

12th Grade

70 Qs

quiz-placeholder

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AS CS Quiz

AS CS Quiz

Assessment

Quiz

Computers

12th Grade

Hard

Created by

Samuel Weston

Used 5+ times

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70 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

First Step of the FETCH

The CPU reads the contents of the Program Counter to find the address of the next instruction to be fetched

The address in the MAR is then located in RAM

The contents of the RAM address are moved to the MDR

The instruction in the MDR is copied to the CIR

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens in FETCH immediately after the CPU reads the contents of the Program Counter to find the address of the next instruction to be fetched

The Program Counter is copied to the CIR

The Program Counter is incremented

The contents of the data bus is read

The contents of the MDR is read

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

CIR Stands for

Current Instruction RAM

Current Instruction Register

CPU Information Register

Combined Information Register

Combined Instruction Register

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The first step in the DECODE step is

The contents of the CIR are divided into instruction and data

The contents of the CIR are copied to the PC.

The contents of the CIR are copied to the RAM.

The contents of the CIR are copied to the ALU.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the EXECUTE stage the result of a calculation is stored in the ..

ALU

MDR

Control Bus

Accumulator

Operand

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

IN the FETCH step the contents of the address identified by the PC are moved to the

Accumulator

CIR

MAR

PC

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Holds the RAM address you want to read to or write from.

MAR

CIR

MDR

Accumulator

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