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IBM Core Java Interview Questions

Questions Answers Views Company eMail

What are the parameters used in Connection pooling?

1 5500

What is the difference between Resultset and Rowset.

6 36353

can you program for reverse string?

7 12088

what is difference between type 4 driver and type 1 driver?

2 13336

Difference between overloading and Overriding. (also asked in PA Consultancy Group,iflex,Value chain,IBM,CTS,Accenture, Tarang>

12 31067

How can you say HashMap is syncronized?

14 20373

Life Cycle of Thread

4 10962

what is mutability?which one is mutable String or StringBuffer?and why?give examples of each which shows the mutability of each String or StringBuffer

4 26648

wHAT IS DEFAULT SPECIFIER IN JAVA wHAT IS DEFAULT CONSTRUCTOR IN JAVA wHAT IS DEFAULT METHOD IN JAVA

12 18994

What is the differnence between String Buffer and String builder despite having knowledge that String builder is faster than String Buffer and last one is threadsafe.please tell another important difference.

3 8657

what is tempplate pattern

4 11283

we have two threads..both the threads are reading the data.. is there any need of synchronization there?...justify it?

4 8201

What is "Java Native Interface" and how to use it?

1 5908

Why java Don't Support Multiple interitence

8 14348

How to synchonise HashMap

4 7742

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IBM Core Java Interview Questions

IBM Core Java Interview Questions (78)

Un-Answered Questions

What is the purpose of set_window command?

1223

In struts.xml, what does the attribute "method" stands for in the "action" tag?

906

Define what is hervivores?

1228

Which function is used to create a histogram visualisation in r programming language?

125

What is a 'distribution channel'?

1053

What is a table in a database?

1004

How do you approach the use of chemotherapy and targeted therapies in cancer treatment, considering factors like tumor type, stage, and patient health?

What is native method in java?

1028

What is a repl?

674

what happen when diesel genset supply connect to main supply

2680

Can we inherit private class in c#?

899

What is GIT stash drop?

Why would we populate bu_id, while importing product or account data?

835

What are the types of j2ee clients?

916

What is meant by windows explorer?

883