Unbounded Wildcard Type QuizJ8 Home « Unbounded Wildcard Type Quiz
Generics Quiz 6
The quiz below tests your knowledge of the material learnt in Generics - Lesson 6 - Unbounded Wildcard Type.
Question 1 : The following code snippet is an example of an unbounded wildcard type?
<T extends Number>
- <code>T extends Number</code> is an example of a <i>bounded type</i> NOT an <i>unbounded wildcard type</i>.
Quiz Progress Bar
Quiz 1
Generic Basics
![Generic Basics diagram Generic Basics diagram](../images/generictypes.webp)
Quiz 2
Raw/Generic Type
![Raw/Generic Type diagram Raw/Generic Type diagram](../images/buildrawtype.webp)
Quiz 3
Generic Interfaces
![Generic Interfaces diagram Generic Interfaces diagram](../images/rungenclassimpl.webp)
Quiz 4
Generic Classes
![Generic Classes diagram Generic Classes diagram](../images/rungenclass.webp)
Quiz 5
Bounded Type
![Bounded Type diagram Bounded Type diagram](../images/runtestboundedtype.webp)
Quiz 7
Upper Bounded Wildcard Type
![Upper Bounded Wildcard Type diagram Upper Bounded Wildcard Type diagram](../images/buildupperboundedwildcardtype.webp)
Quiz 8
Lower Bounded Wildcard Type
![Lower Bounded Wildcard Type diagram Lower Bounded Wildcard Type diagram](../images/buildlowerboundedwildcardtype.webp)
Quiz 9
Generic Methods
![Generic Methods diagram Generic Methods diagram](../images/buildgenmethod.webp)
Quiz 10
Generic Constructors
![Generic Constructors diagram Generic Constructors diagram](../images/rungenclassimpl.webp)
What's Next?
In the next quiz we test your knowledge of upper bounded wildcard types.