Practice B. Non-primitive Data Types (2.4.2) - Chapter 2: Data Types, Variables, and Operators

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9 questions

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6 sample questions

Question 1.
What is a Non-Primitive Data Type in Java?
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Think about data types that are not built-in.
Question 2.
Provide an example of a String declaration in Java.
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Look for quotes around the text.
3Question 3.
Which of the following is a Non-Primitive Data Type?
- int
- char
- String
- boolean
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Consider which one can hold multiple characters.
4Question 4.
True or False: An Array can hold different types of data.
- True
- False
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Think about how arrays are declared.
Question 5.
Create a Java class named 'Student' that includes properties for name and age and a method to display these values.
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Consider how you would define multiple attributes.
Question 6.
Explain how you would implement an interface for a 'Playable' object in Java. Create a simple class that implements this interface.
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Think about how interfaces enforce methods without showing the implementation.

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