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  1. AP Computer Science A
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Using Objects in AP Computer Science A

Question 1
college-boardComputer Science AAPExam Style
1 mark

If a student-designed software application systematically analyzes social media trends and hashtags to identify key public interest topics, which void method would be most critical for continual update without returning any data?

Question 2
college-boardComputer Science AAPExam Style
1 mark

What advantage does calling a void method have when writing code that performs repetitive tasks within different parts of a program?

Question 3
college-boardComputer Science AAPExam Style
1 mark

Which of the following statements correctly calls the setSpecies method for a Flower object named myFlower?

Question 4
college-boardComputer Science AAPExam Style
1 mark

If a class Game has a void method initialize() that sets up the game environment, which of the following correctly demonstrates calling this method from within a constructor in a subclass BoardGame?

Question 5
college-boardComputer Science AAPExam Style
1 mark

In a Java program, what is the consequence of calling a void method within a System.out.println statement?

Question 6
college-boardComputer Science AAPExam Style
1 mark

What benefit does encapsulating calculations within their own non-void returning methods provide when building complex systems?

Question 7
college-boardComputer Science AAPExam Style
1 mark

How can introducing concurrency with threads while calling 'processTransactions()' cause inconsistent results if no synchronization mechanisms are used?

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Question 8
college-boardComputer Science AAPExam Style
1 mark

Considering an object-oriented program that has classes Car and Engine where each Car has-an Engine; if Engine has method getHorsepower that returns an int, how would you extract this information for myCar object?

Question 9
college-boardComputer Science AAPExam Style
1 mark

What potential bug could cause a void method designed to initialize all elements of an integer array to zero to leave some elements unchanged?

Question 10
college-boardComputer Science AAPExam Style
1 mark

What must be true about the implementation of a non-void method named calculateOutput() that returns different data types depending on certain conditions within multiple related classes?