
Big A-Level Quiz
Authored by Stephen Cooper
Computers
12th Grade
Used 2+ times

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25 questions
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1.
MATCH QUESTION
1 min • 1 pt
Match the following registers with their purpose
MAR
Holds the current instruction.
CIR
Holds the memory location of the next instruction to be fetched.
ACC
Holds the result of the current instruction.
PC
Holds the memory location from which or to which data will be read or written.
MDR
Holds data that has been read from memory or is about to be written to memory.
2.
REORDER QUESTION
1 min • 1 pt
Put these into the correct order.
Retrieve the instruction stored at the memory address specified by MAR via the data bus.
Send the address from MAR over the Address Bus to memory.
Decode the instruction stored in the Current Instruction Register (CIR).
Load the address of the next instruction from the Program Counter (PC) into the Memory Address Register (MAR).
Transfer the fetched instruction into the Current Instruction Register (CIR) for decoding.
3.
DRAG AND DROP QUESTION
1 min • 1 pt
(a) in CPUs is a technique used to enhance efficiency by (b) the execution of multiple instructions. In a pipelined processor, the execution of an instruction is divided into several stages, allowing multiple instructions to be processed (c) . As one instruction progresses through the pipeline stages, the CPU can initiate the execution of the next instruction, resulting in better (d) .
4.
CATEGORIZE QUESTION
3 mins • 1 pt
Sort these statements as to whether they describe Harvard or Von Neumann Architecture.
Groups:
(a) Harvard
,
(b) Von Neumann
Single memory space for both data and instructions.
Typically slower execution of instructions.
Widely used in general purpose computers.
Parallel access speeds up execution.
Used in embedded systems.
Separate memory spaces for instructions and data.
5.
CATEGORIZE QUESTION
3 mins • 1 pt
Sort these statements into those that describe RISC and those that describe CISC.
Groups:
(a) RISC
,
(b) CISC
Typically have higher power consumption.
Has a simplified instruction set.
Have large and diverse instruction sets.
Supports pipelining
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Using multiple cores allows for ________ processing.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of these is NOT an advantage of cloud storage?
It provides easily scalable storage.
It is accessible from anywhere with internet access.
It allows for easy sharing and collaboration on files.
It is more expensive than local storage.
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