Intermediate · Mastery Test

Networking Basics — Mastery Test

Answer all questions. A score of 80% or higher passes.

1. What is DNS commonly used for? A. It guarantees there can be no mistakes
B. It is always unnecessary
C. Resolving domain names to IP addresses
D. It means clicking every available option

2. Which approach is most useful when something unexpected happens? A. Inspect the situation, form a sensible hypothesis, test safely and verify the result
B. It is always unnecessary
C. It guarantees there can be no mistakes
D. It means clicking every available option

3. Why should important actions be verified? A. It guarantees there can be no mistakes
B. It is always unnecessary
C. Because seeing an action on screen does not always prove the intended result was saved or completed
D. It means clicking every available option

4. Which habit improves reliability? A. Checking the selected item, destination and final result before consequential actions
B. It is always unnecessary
C. It guarantees there can be no mistakes
D. It means clicking every available option

5. What should you do when an instruction or warning is unclear? A. It guarantees there can be no mistakes
B. It is always unnecessary
C. Pause and find out what it means before making an important change
D. It means clicking every available option

6. Why is changing many settings at once a poor troubleshooting method? A. It makes the cause harder to identify and can introduce additional problems
B. It is always unnecessary
C. It guarantees there can be no mistakes
D. It means clicking every available option

7. What is a useful practice for important information? A. It guarantees there can be no mistakes
B. It is always unnecessary
C. Maintain an appropriate backup and protect access to the information
D. It means clicking every available option

8. What does mastery require? A. Understanding the purpose, performing the skill, checking the result and recovering safely from mistakes
B. It is always unnecessary
C. It guarantees there can be no mistakes
D. It means clicking every available option

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