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

Topic :: Java

Java Interview Questions

Questions Answers Views Company eMail

can u perform addition of two octal numbers using java?

5382

How I can write a java program output the following 1+2+4+7+......N

1927

What is the Diffrence between java script and jquery library

1 4847

why do we use interface in java?

5 9727

What is the current code for the Java 5 code class Root { ?

3 4805

Urgent requirement of JAVA/.NET/QA in a CMMI level3 MNC for Pune location.

2392

what is mean by hasing and maping in java platform and advantage?

CTS,

2407

How to set path and classpath for java in linux

2 5800

what is meant by package in java?

5 11364

Write down program for following scenario. Use java coding standard. You have array list with some words in it..we will call it as dictionary….and you have a arbitrary string containing some chars in it. You have to go through each word of dictionary and find out if that word can be constructed with the help of chars from arbitrary string given. If you find the word print it else print none.

Rolta,

2750

What are the types of classes in java?

HCL,

4 9322

java script for push button in adobe forms.

2547

What is Generic in java? Where can we write Generic ( class or method or objects or etc...)? with simple example? Thanks, Bose. Infosys 2 In which way does a Primitive data type is passed ? Sun- Microsystems 4 what is the use of declaring constructor as private? Sai- Softech 5 what is difference between global methods and local methods? 1 What is meant by class loader and how many types are there? Apple 1 what is meaning of JIT? 4 What is an abstract class? Wipro 5 what is filters and its use? Virtusa 2 why is multiple inheritance not allowed in java? Elementus-Technologies 7 Differences between jdk 1.4 and 1.5 Wipro 4 is JVM platform dependent or independent..? IBM 6 what is main purpose of abstract class? 5 what is difference between colection and collections? Tech-Mahindra 11 What error occurs if a try-catch-finally statement sequence does not have a catch clause? 2 Explain the difference between scrollbar and scrollpane? 1 Explain the differences between public, private, protected and static? 4 Explain the difference between getAppletInfo and getParameterInfo? 1 Is Cegonsoft Pvt.Ltd. a good Institute? 4 Why only one Class is public in one file? Explain in details. Thanks in Advance. 11 Which method will get invoked first in a stand alone application?

2860

"Sun Certified Java Programmer" This is one String , we need to print SCJP, write the java code dynamically? pls reply this questions

Photon,

6 9305

Explain the following statement: Java is always pass-by-value.

Wipro,

4 9515