Java JDBC MCQs with answers Page - 2

Here, you will find a collection of MCQ questions on Java JDBC. Go through these questions to enhance your preparation for upcoming examinations and interviews.

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Satya • 3.38K Points
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Q. Which method is used for INSERT, UPDATE, DELETE operations?

  • (A) executeUpdate()
  • (B) executeQuery()
  • (C) executeSelect()
  • (D) executeFetch()

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Satya • 3.38K Points
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Q. Which object stores data returned from a database query?

  • (A) Connection
  • (B) Statement
  • (C) ResultSet
  • (D) DriverManager

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Satya • 3.38K Points
Extraordinary

Q. Which method moves the cursor to the next row in ResultSet?

  • (A) nextRow()
  • (B) move()
  • (C) next()
  • (D) forward()

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Satya • 3.38K Points
Extraordinary

Q. Which method retrieves column value by column name?

  • (A) getValue()
  • (B) getString()
  • (C) getData()
  • (D) fetch()

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Satya • 3.38K Points
Extraordinary

Q. Which exception is thrown in JDBC operations?

  • (A) IOException
  • (B) SQLException
  • (C) DatabaseException
  • (D) JDBCException

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Satya • 3.38K Points
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Q. Auto-commit mode in JDBC means?

  • (A) Changes are automatically rolled back
  • (B) Each SQL statement is committed automatically
  • (C) Database disconnects automatically
  • (D) Connection closes automatically

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Satya • 3.38K Points
Extraordinary

Q. Which method disables auto-commit?

  • (A) setCommit(false)
  • (B) setAutoCommit(false)
  • (C) disableCommit()
  • (D) commit(false)

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Satya • 3.38K Points
Extraordinary

Q. Which method saves changes permanently?

  • (A) save()
  • (B) store()
  • (C) commit()
  • (D) apply()

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Satya • 3.38K Points
Extraordinary

Q. Which method undoes database changes?

  • (A) rollback()
  • (B) undo()
  • (C) cancel()
  • (D) restore()

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Satya • 3.38K Points
Extraordinary

Q. Which JDBC driver type is purely Java-based?

  • (A) Type 1
  • (B) Type 2
  • (C) Type 3
  • (D) Type 4

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