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IBDP Unit 2 Computer Architecture

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Last updated over 2 years ago
14 questions
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Question 1
1.

Match the component with its description:

Draggable itemarrow_right_altCorresponding Item
Internal Clock
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Responsible for performing arithmetic and logic operations required by program instructions.
System Clock
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Manages the flow of data within the processor and the entire computer system, ensuring correct handling of program instructions.
Arithmetic and Logic Unit (ALU)
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Controls the processor's internal activity cycles, allowing it to synchronize various processes.
Control Unit
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Controls activities outside the processor and helps coordinate the operation of the entire computer system.
Clock Speed
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The CPU operates at a specific clock frequency, defining the minimum time period between successive activities within the system.
Question 2
2.

What are CPU registers?

Question 3
3.

In the context of the syllabus, what is the role of the Accumulator, and how many general-purpose registers are assumed to be present?

Question 4
4.

When using the Accumulator, what type of value is typically stored in it, and what purpose does it serve during instruction execution?

Question 5
5.

What directs the loading of an address onto the bus from the MAR?

Question 6
6.

What determines the part of memory or I/O component that will receive or send data?

Question 7
7.

What is the function of the address bus?

Question 8
8.

Can the address bus be used to carry an address back to the CPU?

Question 9
9.

What can the data bus carry?

Draggable itemarrow_right_altCorresponding Item
Data value
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True
Webpage URL
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True
Instruction
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False
Question 10
10.

What is the directionality of the data bus?

Draggable itemarrow_right_altCorresponding Item
Circular
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True
One-way
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False
Two-way
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False
Question 11
11.

Which devices can the data bus carry data to or from?

Draggable itemarrow_right_altCorresponding Item
Monitor and Keyboard
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False
CPU and I/O device
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True
CPU and Memory
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True
Question 12
12.

What is a major use of the control bus in a computer system?

Question 13
13.

How is data transmission over the control bus synchronized?

Question 14
14.

In a computer system, where does the control bus transmit a signal from?