Which one of these is NOT a valid resource management policy?

Replace the most used AND most recent page.

What's a dedicated operating system?

A system designed to only support a particular range of applications.

What does installing multiple CPUs do?

Gives greater processing power, so the computer can run tasks in parallel.

How can a computer run several programms with a single CPU?

Switches between tabs fast, only allocating its memory to the visible task.

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IB Computer Science Topic 6 - Resource Management

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HL Topic Resource Management (Topic 6)

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Questions 9

Answers

1
What's the act of reassigning a CPU from one task to another called?
context switch
parallelism
scheduling
task flip
2
Which one of these is NOT a valid resource management policy?
Replacing the page that has been in the memory the longest
Replace the least recently used page.
Replacing the least frequently used page.
Replace the most used AND most recent page.
3
What does DMA stand for in Computer Science?
Direct Memory Access
Dynamic Memory Allocation
Dynamic Mechanical Analysis
Dimethoxyamphetamine
4
What's a dedicated operating system?
A system that can only run one singular application and nothing else.
Exactly the same as an operating system.
A system designed to only support a particular range of applications.
A system that's meant to support all types of software and hardware
5
Which piece of hardware reduces rendering speed?
RGB
Graphics Card
Water Cooling
CPU
6
Definition - Allows the CPU to queue up a meaningful amount of work each time it communicates with a hardware device.
Buffer
Swapping
interrupt
Polling
7
Application programs can manage their memory on their own and choose how much they allocate and use.
True
False
8
What does installing multiple CPUs do?
Just adds complexity to the computer and nothing else.
Gives greater processing power, so the computer can run tasks in parallel.
Creates a new GUI for the user.
Decreases the processing speed of the computer.
9
How can a computer run several programms with a single CPU?
It uses additional power from the graphics card to help with the workload.
You can only run one task with a single CPU, never multiple.
Switches between tabs fast, only allocating its memory to the visible task.
A single CPU can run multiple tasks simultaneously, but slower.

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