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Which of the following below are valid isolation levels in J2EE

  • TRANSACTION_READ_UNCOMMITTED
  • TRANSACTION_SERIALIZABLE
  • Only A
  • Both A and B

Answer: Option D

Similar Questions :

1. There is no default transaction attribute for an EJB

  • False
  • True

Answer: Option B

2. Which among following classes is not part of Java's collection framework

  • Queue
  • Array
  • Stack
  • Maps

Answer: Option A

3. ____ allows java code to run in the JVM to call and be called by native applications

  • JFI
  • JNI
  • NJI
  • FJI

Answer: Option B

4. Java beans have no types

  • True
  • False

Answer: Option A

5. In which we clone the object and their constituent parts

  • Shallow cloning
  • Deep cloning
  • Both of above
  • None of above

Answer: Option B

Read more from - Java Objective Questions Answers -Chapter 1
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