Practice Unit Testing (11.7.2) - ARM CMSIS and Software Drivers

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10 questions

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3 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
4 questions · about 3 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is the purpose of unit testing?
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Think about what happens when you run tests on small pieces of your code.
Question 2.
What do CMSIS drivers control?
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Consider what other systems interact directly with the hardware.
3Question 3.
What is unit testing primarily designed to achieve?
- To test the complete software system
- To evaluate individual code components
- To debug running software
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Think about what unit testing addresses specifically.
4Question 4.
True or False: CMSIS drivers can work without unit testing.
- True
- False
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Consider what happens without validation.
Question 5.
You are tasked with designing a robust unit testing strategy for a new UART driver. Outline your approach, detailing what scenarios you would test.
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Think about all operations the UART driver performs.
Question 6.
A unit test for a GPIO driver fails during a test of the LED turning on. What are the potential reasons for this failure?
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Consider both software and hardware aspects.

6 more questions in this section. Enroll free to practise them all.