OCR A-Level CS 1.1.1d

OCR A-Level CS 1.1.1d

University

7 Qs

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OCR A-Level CS 1.1.1d

OCR A-Level CS 1.1.1d

Assessment

Quiz

Computers

University

Practice Problem

Hard

Created by

Fabian Raza

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7 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is the main purpose of pipelining in a processor?

To increase the size of the processor

To improve efficiency

To increase the clock speed

To reduce power consumption

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

In the analogy of writing invites, what task does the second person perform?

Writing the invites

Placing invites in envelopes and attaching stamps

Addressing the envelopes

Sending the invites

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What happens to the ALU when the next instruction is being fetched without pipelining?

It fetches the next instruction

It remains idle

It decodes the instruction

It continues executing

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

How does pipelining improve the efficiency of a processor?

By reducing the number of instructions

By allowing multiple instructions to be executed simultaneously

By increasing the clock speed

By increasing the size of the processor

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is the main limitation of pipelining?

It requires more memory

It increases power consumption

It reduces the clock speed

Programs with lots of branching instructions may not benefit much

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is 'flushing the pipe' in the context of pipelining?

Adding more instructions to the pipeline

Increasing the clock speed

Removing instructions that are no longer needed

Reducing power consumption

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What are the two types of pipelines mentioned in the text?

Data Pipeline and Control Pipeline

Instruction Pipeline and Data Pipeline

Instruction Pipeline and Arithmetic Pipeline

Arithmetic Pipeline and Data Pipeline

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