Java Beans and JDBC MCQs Questions

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Which of the following is method of JDBC batch process?

A) setBatch() B) deleteBatch() C) removeBatch() D) addBatch()

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

Which of the following is advantage of using JDBC connection pool?

A) Slow performance B) Using more memory C) Using less memory D) Better performance

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

What does MVC pattern stands for?

A) Mock View Control B) Model view Controller C) Mock View Class D) Model View Class

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Which design pattern represents a way to access all the objects in a collection?

A) Iterator pattern B) Facade pattern C) Builder pattern D) Bridge pattern

Discuss

Answer & Solution

Answer: Option A

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Which design pattern suggests multiple classes through which request is passed and multiple but only relevant classes carry out operations on the request?

A) Singleton pattern B) Chain of responsibility pattern C) State pattern D) Bridge pattern

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Which of the following is not true about Java beans?

A) Implements java.io.Serializable interface B) Extends java.io.Serializable class C) Provides no argument constructor D) Provides setter and getter methods for its properties

Discuss

Answer & Solution

Answer: Option B

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Which of the following is used to rollback a JDBC transaction?

A) rollback() B) rollforward() C) deleteTransaction() D) RemoveTransaction()

Discuss

Answer & Solution

Answer: Option A

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What does setAutoCommit(false) do?

A) commits transaction after each query B) explicitly commits transaction C) does not commit transaction automatically after each query D) never commits transaction

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Answer & Solution

Answer: Option C

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Which file separator should be used by MANIFEST file?

A) / B) \ C) - D) //

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Which one of the following contains date information?

A) java.sql.TimeStamp B) java.sql.Time C) java.io.Time D) java.io.TimeStamp

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

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Java Beans and JDBC MCQs Questions | Java Program MCQs