Task Swapping Methods

Embedded System

This set of Embedded Systems Multiple Choice Questions & Answers (MCQs) focuses on “Task Swapping Methods”.

1. Which task swapping method does not require the time critical operations?
a) time slice
b) pre-emption
c) cooperative multitasking
d) schedule algorithm

2. Which task swap method works in a regular periodic point?
a) pre-emption
b) time slice
c) schedule algorithm
d) cooperative multitasking

3. Which of the following determines the next task in the time slice method of task swapping?
a) scheduling program
b) scheduling application
c) scheduling algorithm
d) scheduling task

4. Which of the following can be used to distribute the time slice across all the task?
a) timer
b) counter
c) round-robin
d) task slicing

5. What do a time slice period plus a context switch time of the processor determines?
a) scheduling task
b) scheduling algorithm
c) context task
d) context switch time

6. Which can increase the number of task switches?
a) time period
b) frequency
c) time rate
d) number of cycles

7. Which mechanism is used behind the Windows 3.1?
a) time slice
b) pre-emption
c) cooperative multitasking
d) scheduling algorithm

8. Which of the following provides an illusion of multitasking?
a) single task operating system
b) multitasking operating system
c) cooperative multitasking
d) pre-emption

9. Which task method follows a currently running task to be stopped by a higher priority task?
a) scheduling algorithm
b) time slice
c) cooperative multitasking
d) pre-emption

10. Which of the following requires programming within the application?
a) time slice
b) scheduling algorithm
c) pre-emption
d) cooperative multitasking

11. What does RMS stand for?
a) rate monotonic scheduling
b) rate machine scheduling
c) rate monotonic software
d) rate machine software

12. Which of the following task swapping method is a better choice in the embedded systems design?
a) RMS
b) pre-emptive
c) cooperative multitasking
d) time slice

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