BCA Third Semester OOP in JAVA MCQs of 2024 Batch

BCA Third Semester OOP in JAVA MCQs of 2024 Batch which was held on 2083-01-22

Multiple Choice Questions

Select the Correct Answer

i. What is the role of JVM?

a) Execute bytecode

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ii. Which of the following keyword prevents method overriding?

b) final

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iii. Which concept allows multiple methods with same name but different parameters?

c) Method overloading

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iv. Which of the following is used to create user-defined exception?

d) Extending Exception class

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v. What does indexOf() method returns if the substring is not found?

a) -1

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vi. Which method is used for inter-thread communication?

b) wait()

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vii. Which of the following is not a wrapper class?

c) String

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viii. Which of the following class maintains insertion order?

d) LinkedList

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ix. Which listener is used for handling button click events?

c) ActionListener

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x. Which of the following method of statement is used for executing INSERT, UPDATE, and DELETE?

b) executeUpdate()

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