JSFiddle - React, Tailwind, and code Playground

by KARTHIKEYAN K

JavaScript

http://javahungry.blogspot.com/2013/06/top-25-most-frequently-asked-core-java.html
https://www.quora.com/What-are-the-common-Java-interview-questions-asked-in-TCS-interview-for-2-year-experienced



1.hashCode and equals methods relation
2.synchronization (waitAll, wait, notify)
3.difference between checked and unchecked exceptions
4.Difference between keywords final/finally/finalize
5.GOF patterns (Singleton, and Double check singleton)
6.Difference between LinkedList and ArrayList, TreeMap and HashMap

https://www.quora.com/Which-are-the-frequently-asked-interview-questions-for-Java-Engineers


https://www.quora.com/What-are-kind-of-questions-asked-in-deloitte-java-face-to-face-interviews

OOPS
----
1. Difference between inheritance and polymorphism
2. Difference between method overriding and overloading
3. Can the return type be different in method overloading ?
4. 

Core Java
----------
1. Difference between Hashtable and Hashmap
2. Why do we use PreparedStatement over normal Statement ?
3. Can we go back and forth in ResultSet ?
4. 

SQL
---
1. Write a sql query of EMPLOYEE table showing the count of employees in each department with atleast 5 in each department
	SELECT DEPT_NAME, COUNT(*) FROM EMPLOYEE GROUP BY DEPT_NAME HAVING COUNT(*)>5
2. Can we have alias in count in above query ?
3. Consider table STUDENT with columns STUDENT_NO, STUDENT_NAME, ENROLL, MARKS. Write sql query to show the details as,
	STUDENT_NO, STUDENT_NAME, ENROLL, TOTAL_MARKS
4. What are the types of joins ?
5. What is the output of full outer join between two tables ? Write the sql

jQuery
------
1. How do you create modals in jQuery ?
2. 

Others
------
1. Have you used Firefox plugin 'firebug'? Have you used any other web tools ?
2. Explain about your current/last project that you have worked, and the challenges you faced.





1.hashCode and equals methods relation
2.synchronization (waitAll, wait, notify)
3.difference between checked and unchecked exceptions
4.Difference between...