Practice Declaration Statements (8.1.2.1) - Statements and Scope

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9 questions

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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
3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
Declare a float variable for a price and initialize it with a value.
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Use the float type for decimal numbers.
Question 2.
What would be the declaration for a boolean variable named 'isJavaFun'?
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Think about true or false statements.
3Question 3.
What is the syntax for declaring an integer variable called 'count' with an initial value of 10?
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Remember the order: type, name, then value.
4Question 4.
True or False: You must declare a variable before using it in Java.
- True
- False
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Think about Java's requirements for variable utilization.
Question 5.
You are tasked to design a program that tracks students' scores in a competition. What declaration statements would you use to store their names, scores, and whether they passed or failed?
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Think about what data types best represent each piece of information.
Question 6.
Create a Java program with multiple declaration statements that initializes at least five different variable types.
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Consider which types are appropriate for the information you want to store.

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