First Step of the FETCH

a-level computer science

Quiz
•
Computers
•
12th Grade
•
Easy
Daniel TAIT
Used 5+ times
FREE Resource
23 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
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
In the EXECUTE stage the result of a calculation is stored in the ..
ALU
MDR
Control Bus
Accumulator
Operand
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The PC contains
Operand
Address
Operator
Data
6.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Which of these are a type of bus that connects internal components?
Data bus
Address bus
Control bus
Venga bus
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which bus is labelled with (a)?
Address Bus
Data Bus
Control Bus
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