Interview Questions and Answers for 'Fujitsu' | Search Interview Question - javasearch.buggybread.com
Javasearch.buggybread.com

Search Interview Questions


 More than 3000 questions in repository.
 There are more than 900 unanswered questions.
Click here and help us by providing the answer.
 Have a video suggestion.
Click Correct / Improve and please let us know.
Label / Company      Label / Company / Text

   



Interview Questions and Answers for 'Fujitsu' - 2 question(s) found - Order By Newest

  Q1. What is a self Join and give an example of a self Join ?

or

What is self Join and What is it's purpose ?
Database
Ans. When a Table Join itself , it's a Self Join. For example - we like to know the pair of department names where first dept has lesser employees than the later.

Select D1.name , D2.name from Dept D1, Dept D2 where D1.employee_count < D2.employee_count

 Help us improve. Please let us know the company, where you were asked this question :   

   Like         Discuss         Correct / Improve     sql  joins  self join  self-join  Pair of employee names with first having lesser salary than later  Pair of department names where first dept has lesser employees than the later     Asked in 26 Companies      basic        frequent


Related Questions

 What are Inner , Outer , Left and Right Joins in SQL ?
  What is JDBC? Describe the steps needed to execute a SQL query using JDBC.
  What are temp tables ?
 Do you like Native SQL Apis like JDBC or JPA / Hibernate ?
 Is there any schema in mongo DB ?
  Difference between Inner and Outer Join ?
  What is a Cursor ?
  Does SQL allow null values ? Can we use it within Where clause ?
  Write an SQL to find all records having all upper case alphanumeric characters in a field ?


 Q2. How does hashmap works ?Core Java
 This question was recently asked at 'Fujitsu'.This question is still unanswered. Can you please provide an answer.


 Help us improve. Please let us know the company, where you were asked this question :   

   Like         Discuss         Correct / Improve          Asked in 1 Companies


Related Questions

  Difference between == and .equals() ?
  Why is String immutable in Java ?
  Explain the scenerios to choose between String , StringBuilder and StringBuffer ?

or

What is the difference between String , StringBuilder and StringBuffer ?
  What are the difference between composition and inheritance in Java?
 Explain OOPs

or

Explain OOPs Principles

or

Explain OOPs Concepts

or

Explain OOPs features

or

Tell me something about OOPs
  What is a Lambda Expression ? What's its use ?
  Does garbage collection guarantee that a program will not run out of memory?
  Why Char array is preferred over String for storing password?
  What are different ways to create String Object? Explain.
  What is the difference between final, finally and finalize() ?



Help us and Others Improve. Please let us know the questions asked in any of your previous interview.

Any input from you will be highly appreciated and It will unlock the application for 10 more requests.

Company Name:
Questions Asked: