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

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Java Related Interview Questions

Questions Answers Views Company eMail

can we Connect Applet to Data Base ? with Discriptiom. and also What is Diff. from Applet & Servlet?

Systematix,

1 5015

basic difference b/w ALL types of JDBC driver.

Systematix,

1 5885

perpare on factorypattern,linklist wothout using collection, (multitharding ie create producer/customer therad producer create Queue continuesly,consumer consume queue, consumer wait if queue is full,producer wait if queue is empty),diff betn sleep(1000)&wait(1000) these r the main Q ask in huawei(2008)

Huawei,

1 5643

what is meaning of JIT?

4 10394

wht is mean by dirty read?

1 8627

what is the difference between Java Command Line and C command Line?

2 9780

In Inheritence concept, i have a static method in super class and i am inheriting that class to one sub class.in that case the static method is inherited to sub class or not????

Accenture,

12 18182

Q1.A. Write note on “The class path Environment Variable”? B. Which are different kinds of source code? Q2.A. How to create an interface? B. Why convert an applet to an application? Q3.A. How to use Media tracker Class. B. How to use string tokenizer class. Q4 A. Explain the overview of UDP messaging. B. Difference between SQL Exception class and SQL Warning class. Q5. A. How to create com object in Java? B. Write short notes on “The properties class” Q6. A. When object is created and destroyed? B. Explain the JDB in depth & command line. C. Write short notes on Web Sites.

iGate, Seed Infotech,

3 8708

what are the oops concept in java explain with real time examples

Accenture, Bosch, Consummate Technologies, CTS, Current Technologies, iNautix, Infosys, Kekran Mekran, QA InfoTech, RTRT, SofTech, Tech Mahindra, Thorogood, Timios, Wipro,

24 201018

what is difference between and tag

CTS, IBM,

2 16801

what is diffrence between Dynaactionform,actionform and Dynavalidateform

TCS,

8 31786

wnet use DAO design in u r project?

Godrej,

1 5517

what is difference between Exception and Error?

36 96953

what is the difference between Tomcat 4 & Tomcat 5?

IBM, TCS,

6 14230

what is difference between colection and collections?

Amdocs, IBM, Infosys, Ipog Software, Polaris, Tech Mahindra,

25 72857

Un-Answered Questions { Java Related }

Explain public static void main(string args[]) in java.

1064

Can we return resultset in java?

989

What is the locale class?

1023

Can we extract main method from another class?

1027

How to create a base64 decoder in java8?

1131

How does java handle integer overflows and underflows?

1111

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

2659

hi actully i hav form columns with origin and destination names .as like as i need to create one more column with name amount. my requirement is when i select origin and destination columns automatically i need to get amount from database.how can i. please tel me with relative code

2865

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

1080

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

1129

What is java string pool?

1076

explain different ways of using thread? : Java thread

1079

What is a constructor overloading in java?

1122

What is the resourcebundle class?

1006

What is the difference between break and continue statements?

1118

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