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

This abstract class is correct ? abstract class A { public abstract void Disp(); public abstract void B() { } public absract virtual C() { } }

HCL,

1048

What are memory tables?

Aspiring Minds,

1156

Explain the selection sort algorithm?

Hexaware,

1122

What are daemon Threads in java?

Impetus,

1271

What is the basic concepts of OOPS?

BlackRock,

1252

What is backdrop?

Atos Origin,

1144

Can we store variables in local blocks?

Global Logic,

1418

Write a program to search a number in the given list of numbers.

Honeywell,

1083

What is a default constraint?

HCL,

1121

What isan abstract class and when do you use it?

Genpact,

1 1672

What do you understand by Header linked List?

Genpact,

1163

Difference between current previous versions of Java?

Atos Origin,

1083

What is a Presistent Object?

InfoAxon Technologies,

1293

How do you find the maximum number from an array without comparing and sorting?

BlackRock,

1180

What do you mean by a JVM?

GE,

1366

Un-Answered Questions { Java Related }

Can extern variables be initialized?

999

What are the tables used for catalog management?

943

What are the steps used to setup dispatch action?

1103

Topic- looping,function overloading,nesting ,polymorphism. Aim - to write a function with a name buzz-buds,that will check whether the given numbers are buddies or not on the basis of no. of parameters passed during function calling.

2125

How will you reverse a singly-link list?

1053

What is resultsetextractor?

486

What does function identity () do?

1027

How to check the version of Java?

1208

Implement two stacks using a single array.

1111

What is the difference between close coupling and loose coupling?

439

What is object-oriented paradigm?

1118

What is the difference between a choice and a list?

1136

what is the different between a servlet and a cgi? Why do you go for servlet rather than cgi?

1104

What is meant by applet in java?

1167

Why hashset is used in java?

1125

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