Practice Introduction To Variables (7.1) - Variables and Expressions

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10 questions

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6 sample questions

Question 1.
What is a variable in programming?
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Think of it as a container for information.
Question 2.
Write a valid variable name in Java.
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Remember the naming rules!
3Question 3.
What is a variable?
- A storage unit for data
- A type of data
- A programming language
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Consider what a variable holds.
4Question 4.
True or False: Variable names can start with a digit.
- True
- False
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What do the naming rules state?
Question 5.
Write a piece of code that declares three variables of different types and prints them. Ensure one of the variable names violates a naming rule and explain why it’s incorrect.
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Recall the naming rules we've discussed.
Question 6.
Create a short program consisting of variables for a student's name, age, and score. Then, print the details. Make sure to follow the variable naming rules.
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Think of your variable names and data types carefully.

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