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How many transaction isolation levels are defined in java.sql.Connection interface

  • 4
  • 3
  • 5
  • 2

Answer: Option C

Similar Questions :

1. Which collection class associates values witch keys, and orders the keys according to their natural order

  • java.util.HashSet
  • java.util.LinkedList
  • java.util.TreeMap
  • java.util.SortedSet

Answer: Option C

2. Which driver is called as thin-driver in JDBC

  • Type-1 driver
  • Type-2 driver
  • Type-3 driver
  • Type-4 driver

Answer: Option D

3. Which method can't be overidden

  • super
  • static
  • final
  • println

Answer: Option C

4. Which method is used to perform DML statements in

JDBC

  • execute()
  • executeUpdate()
  • executeQuery()
  • None of above

Answer: Option B

5. Which type of inheritance is not supported by java

  • Single
  • Multiple
  • Mulilevel
  • Hirarchical

Answer: Option B

Read more from - Java Objective Questions Answers -Chapter 1
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