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Core Java Interview Questions
Questions Answers Views Company eMail

what is server side caching?

AIG,

1 2249

what is difference between validation.xml & validation rules.xml?

BirlaSoft,

8 27653

write a simple program inheritance?

Polaris,

2 7708

write a progam hashmap & hashtable?

IBM,

2 8726

what is webservices

Consultancy, Mind Tree,

5 10262

How to provide security in java

Infosys, TCS, Tech Mahindra,

1 2336

java can provide security ,how can provide?

Aspire, BNP Paribas, Genpact, IBM,

8 30029

what is servlet filter?

2 8819

what is request dispatcher and how does it work?

CTS,

2 11946

what is servlet enginee?

Covansys,

2240

how can i cal servlet from jsp page?how can i pass variablesfrom the jsp that servlet can access?

Verizon,

1 7906

what is sendredirect?

TCS,

7 10507

what is difference between requestprocessor and request dispatcher?

Tech Mahindra,

2 19801

what is difference between Action messages and Action errors?

Bio Imagene, TCS,

3 15198

what is the purpose of the final in the try-catch-final

7 9883


Post New Core Java Questions

Un-Answered Questions { Core Java }

Differentiate between static and non-static methods in java.

1106


What is parsing in java?

1022


Is minecraft 1.15 out?

1024


What is java string pool?

1068


What is a classloader in java?

1072


What are the differences between heap and stack memory in java?

1112


Write a program to print count of empty strings in java 8?

1071


How to sort array in descending order in java?

976


What is the difference between equals() and == in java?

1021


Write a java program to find the route that connects between Red and Green Cells. General Rules for traversal 1. You can traverse from one cell to another vertically, horizontally or diagonally. 2. You cannot traverse through Black cells. 3. There should be only one Red and Green cell and at least one of each should be present. Otherwise the array is invalid. 4. You cannot revisit a cell that you have already traversed. 5. The maze need not be in the same as given in the above example

2649


How to create a base64 decoder in java8?

1119


Realized?

2239


What is a constructor overloading in java?

1113


explain different ways of using thread? : Java thread

1068


What is the difference between break and continue statements?

1107