Practice Type Conversion And Casting (6.5) - Chapter 6: Primitive Values, Wrapper Classes, Types and Casting

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9 questions

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6 sample questions

Question 1.
What is implicit conversion?
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Think of how an `int` can be assigned to a `long`.
Question 2.
Name a method from a wrapper class.
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What methods help convert from String to primitives?
3Question 3.
What type of conversion is performed when an int is assigned to a long?
- Implicit
- Explicit
- No conversion
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Think about whether it requires casting.
4Question 4.
True or False: You need to cast a double to an int to assign it directly.
- True
- False
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Remember the rules about data types and conversions.
Question 5.
Write a Java program that uses both implicit and explicit type conversions. Explain any potential data loss that occurs.
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Use both int and double in your program with conversion.
Question 6.
Create a scenario where a wrapper class method is useful in data processing. Provide an example.
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Consider how user input would be processed.

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