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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does the assignment expression x = 5; do?
💡 Hint: Think about what happens on the left and right of the equal sign.
Question 2
Easy
Rewrite the expression a = a + 2; using a compound assignment operator.
💡 Hint: Look for ways to combine the operation with assignment.
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 does the expression a += 3; mean?
- Adds 3 to a
- Assigns 3 to a
- Resets a to 3
💡 Hint: Think about how the operator combines addition with assignment.
Question 2
True or False: The expression b = b * 2; can be rewritten as b *= 2;.
- True
- False
💡 Hint: Identify the equivalence of both expressions.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a set of variables to represent a bank account transaction system. Use assignment operators to update the balance after deposits and withdrawals.
💡 Hint: Think of the balance as starting at zero, adding or subtracting for each transaction.
Question 2
You have a variable for total score in an exam. If the score starts at 50 and you score 10 points on two different tests, show how you update it using assignment expressions.
💡 Hint: Consider how many tests you took and the points you earned.
Challenge and get performance evaluation