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Interview Questions and Answers for 'Jabong.com' - 6 question(s) found - Order By Newest

Very Frequently asked to fresh graduates and less experienced. Favorite question in Walk in drives. Frequently asked in Indian Services companies.
  Q1. Difference between Overloading and Overriding ?Core Java
Anonymous
Ans. Overloading - Similar Signature but different definition , like function overloading.

Overriding - Overriding the Definition of base class in the derived class.

  Sample Code for overloading

  Sample Code for overriding

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   Like         Discuss         Correct / Improve     java   oops   overloading   overriding   oops concepts   basic interview question     Asked in 82 Companies      basic        frequent

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 Q2. How can we create objects if we make the constructor private ?Core Java
Anonymous
Ans. We can do so through a static public member method or static block.

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   Like         Discuss         Correct / Improve     java   oops   static   constructor   static method   static block  private     Asked in 1 Companies


 Q3. What will happen if we make the constructor private ?Core Java
Anonymous
Ans. We can't create the objects directly by invoking new operator.

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   Like         Discuss         Correct / Improve     java   oops   constructor   access specifier   private     Asked in 1 Companies      basic

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  Q4. What is a Database Trigger ?Database2016-10-18 11:31:17

Ans. A trigger is a special kind of stored procedure that automatically gets executed upon an event in the database server.

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   Like         Discuss         Correct / Improve     database   trigger     Asked in 10 Companies      basic        frequent


 Q5. What is a Webdriver ?Testing2017-02-02 08:25:41

Ans. Selenium WebDriver is a tool for automating web application testing.It helps in replicating the manual tester behavior like keyboard entry, mouse events etc and then matching the output against the expected.

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   Like         Discuss         Correct / Improve     selenium  webdriver     Asked in 37 Companies


 Q6. Difference between Singleton and Factory Design Pattern ?Design2017-02-02 11:24:01

Ans. Both are creational design patterns but singleton facilitates in creation and reuse of single object whereas Factory deals with creation of multiple objects.

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   Like         Discuss         Correct / Improve     Design pattern  singleton  factory  singleton vs factory     Asked in 4 Companies




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