Java J2EE Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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Java J2EE Interview Questions

Questions Answers Views Company eMail

what is an objects lock and which objects have locks? : Java thread

1 1102

what are three ways in which a thread can enter the waiting state? : Java thread

1 1101

explain different ways of using thread? : Java thread

1079

what do you understand by synchronization? : Java thread

1 1080

what are three ways in which a thread can enter the waiting state? Or what are different ways in which a thread can enter the waiting state? : Java thread

1 1072

what is the purpose of the wait(), notify(), and notifyall() methods? : Java thread

1 1090

what is thread? What are the high-level thread states? : Java thread

1 1353

what is a working thread? : Java thread

1 1123

what is the difference between preemptive scheduling and time slicing? : Java thread

1 1126

what happens when a thread cannot acquire a lock on an object? : Java thread

1 1134

what is synchronization and why is it important? : Java thread

1 1169

what is the difference between a threads start() and run() methods? : Java thread

1 1087

how can you take care of mutual exclusion using java threads? : Java thread

1 1126

why are wait(), notify() and notifyall() methods defined in the object class? : Java thread

1 1069

what is a green thread? : Java thread

1 1101

Un-Answered Questions { Java J2EE }

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

1128

Realized?

2257

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

Is minecraft 1.15 out?

1039

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

1095

What is the difference between equals() and == in java?

1032

How is declarative handling of exceptions done in struts ?

1001

What is a constructor overloading in java?

1122

What is difference between @controller and @restcontroller in spring?

537

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

1080

How can you inject java collection in spring?

504

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

1064

What is parsing in java?

1032

i want test pattern of zylog company and some examples also

2856

How to sort array in descending order in java?

987

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