Practice Key Classes In Java.lang.reflect (7.2.2) - Annotations and Reflection API

Practice: Key Classes in java.lang.reflect

Lesson 7.2.2Annotations and Reflection API

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8 questions

Flashcard drill
2 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
2 questions · about 1 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What class in java.lang.reflect represents methods?
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Think of how methods are defined in a class.
Question 2.
Name one purpose of the Class object.
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What can you find out about a class?
3Question 3.
What does the Method class do in the Reflection API?
- It represents class fields
- It represents class methods
- It provides class constructors
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Think about what actions you can perform with class methods.
4Question 4.
True or False: The Class object can be used to create new instances of a class.
- True
- False
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Remember the flexibility that the Class object provides.
Question 5.
Create a program using Reflection to dynamically access and modify a private field of an object.
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Review how you can bypass the access controls using Reflection.
Question 6.
Design a test framework that uses Reflection to invoke test methods marked with a custom annotation.
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Think of how annotations can work together with Reflection in your framework.

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