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

Can sleep() method causes another thread to sleep?

1 1105

Explain importance of throws keyword in java?

1 1070

In how many ways we can create threads in java?

1 1322

Can we have multiple catch block for a try block?

1 1101

What are advantages of exception handling in java?

1 1108

When do we use synchronized methods in java?

1 1115

What are thread priorities and importance of thread priorities in java?

1 1263

What is method overriding in java ?

1 1298

Assume a thread has lock on it, calling sleep() method on that thread will release the lock?

1 1190

What are user defined exceptions?

1 1112

Difference between overriding and overloading in java?

1 1143

What is difference between length and length() method in java ?

1 1085

Can we have multiple classes in single file ?

1 1143

Explain what access modifiers can be used for methods?

1 1155

What is super keyword in java ?

1 1970

Un-Answered Questions { Java Related }

What do you understand by casting in java language? What are the types of casting?

923

Hi frnds how to lock an user when he enter wrong credentials more than 3 time using java or j2ee tech take username and password in a bean no need to connect DB and validate give me some sample application code or links its urgent for me thanks in advance

2415

What is the java api?

986

How can you inject java collection in spring?

503

How does java handle integer overflows and underflows?

1111

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

1124

What is the difference between filters and interceptors ?

1297

What are the contents on web.xml in struts application ?

1058

Write a program to find the whether a number is an Armstrong number or not?

1095

What is the resourcebundle class?

1003

What is the locale class?

1021

What is the difference between break and continue statements?

1117

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

1077

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

2657

What is the first argument of the string array in main method?

1025

For More Un-Answered { Java Related } Questions Click Here