Java Related Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Java J2EE (14736)
J2ME (151)
Java Related AllOther (507)

Java Related Interview Questions

Questions Answers Views Company eMail

what do u mean by java bean??

ADP,

2 6443

Why sun introduce concept of anonymous class? What is need and real life use of anonymous class

2266

What is the use of ActionErrors in Struts

1 4538

How to Sort Strings which are given in List and display in ascending order without using java api.

LIC,

1 4521

How to Sort list of Strings in ascending order without using java api.

HCL, NIIT,

1 13377

what is proxy? how it is used in real time?

1 6949

what is the main key difference(s) between all application servers? (WebLogic and Websphere and Jboss)

1 3963

Why we need method overriding in JAVA ? I mean which method I have to override I can write that method in my Class.

1 3694

If I will write String s=new String("XYZ"); String s1=new String("XYZ"); if(s.equals(s1)){ sop("True"); } else{ sop("False"); } This program will give me "True". But When I am creating my own class suppose class Employee{ public Employee(String name); } Employee e= new Employee("XYZ"); Employee e1 = neew Employee("XYZ"); if(e.equals(e1)){ sop("True"); } else{ sop("False"); } Then it will give the output as "False". Can I know what is happening internally?

5 9254

aabccdee Find the used alphabets as abcde ?

4 6269

which is the GOOD INSTITUTE to learn WEBLOGIC & SOA ADMIN in Hyderbad?

TCS,

2 6271

Write a Java program to deactivate a cell phone when authentication failed

2208

there are N number of matchboxes numbered 1...N.each matchbox contain various number of stick.Two player can alternatevely pick some amount of stick from the higest stick containing box . The player is condidered win if there is no stick after his move.Find the final move so that the move player win. Note:In case the number of stick is equal ,pick the stick from the higest numbered box.

Manhattan,

2040

solve (x-1)(x-9)=8;

IBM, Manhattan, TCS,

3 5770

what r the General SHIFTING TIMES for WEB LOGIC ADmin? mostly my frnd said night sifts ? Is it Right?

3 6610

Un-Answered Questions { Java Related }

How the exceptions are handled in struts?

1074

What are byte codes?

1305

Are arrays primitive data types?

1264

What is the difference between member variables initialization and assignment in a constructor?

1343

What is jdbc in dbms?

1122

What is database connection pooling? Advantages of using a connection pool?

1111

Define locale.

1100

What is the difference between replace and replace all?

1083

What is client-certificate authentication?

1068

What is ejb bean in java?

1143

What is getkey () in java?

1061

Is jvm a compiler or an interpreter?

1114

Is orm a design pattern?

402

What are untrusted applets?

1207

can rmi and corba based applications interact ?

1132

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