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Question Detail

The Externizable interface extends the serializable interface

  • True
  • False

Answer: Option A

Similar Questions :

1. Which statement is static and synchronized in JDBC API

  • executeQuery()
  • executeUpdate()
  • getConnection()
  • prepareCall()

Answer: Option C

2. what is jdb

  • java compiler
  • java Interpreter
  • java Disassemble
  • java debugger

Answer: Option D

3. Which type of inheritance is not supported by java

  • Single
  • Multiple
  • Mulilevel
  • Hirarchical

Answer: Option B

4. Which method executes only once

  • start() method
  • init() method
  • stop() method
  • destroy() method

Answer: Option B

5. All methods of interface are public and abstract

  • True
  • False

Answer: Option A

Read more from - Java Objective Questions Answers -Chapter 1
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