Practice Local Variables - 1.3.a | Chapter 7: Variables and Expressions | ICSE Class 12 Computer Science
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1.3.a - Local Variables

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Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the primary characteristic of a local variable?

💡 Hint: Think about the location where local variables are defined.

Question 2

Easy

Can you declare a local variable without initializing it? What must you do before using it?

💡 Hint: Consider what happens if you try to use a variable that hasn't been given a value.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is a local variable in Java?

  • A variable that exists for the entire program
  • A variable defined inside a method with limited scope
  • A variable that cannot be changed

💡 Hint: Recall the definition of local variables.

Question 2

True or False: Local variables must be initialized before they can be used.

  • True
  • False

💡 Hint: Consider what would happen if you try to use a variable without a value.

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Challenge Problems

Push your limits with challenges.

Question 1

Create a Java code snippet that uses local variables to calculate the area of a rectangle and a triangle, ensuring proper initialization.

💡 Hint: Remember to declare and initialize variables before using them in calculations.

Question 2

Discuss the implications of using local variables with the same names across different methods in your Java code.

💡 Hint: Reflect on the clarity of your code while coding.

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