Core Java Interview Questions
Questions Answers Views Company eMail

where do you place after you did code in java

2 3917

why we r not use pointers in corejava?

Samsung,

2 7496

how to prepare for IT Officers Interview in Banks

TATA, Tata Steel Limited,

1700

Is Cegonsoft Pvt.Ltd. a good Institute?

4 6282

GoldMansachs Interview process....

Goldman Sachs,

1 11077

Hi all, I am dng a mini project on FileSplitter application which splits the GBs of logfile into Smaller chunks(mbs) depending on the split size." How to handle GBs file? I am getting OutOfMemoryException, when I input such GB sized file. Thx

1823

The class "Class" is belongs to which package?? a) java.lang b)java.lang.reflect c)java.util d)None

4 8525

which of tha following is not a thread safe class? a) ArrayList b)Vector c)HashTable d)None

17 17757

Explain the role played by Java Virtual Machine in Java Programming?

1 5765

Explain role of constructor in a java application?

5 13340

Where can i get Latest SUN Certification Dumps and what are the Sun Certification Codes that are available, Im new to JAVA, so please gimme info as i need to write J2EE - Core Java Certification

1611

This is my code i have a doubt class ab implements a,b { public void add() { System.out.println("Hi") } } interface a { public void add(); } interface b { public void add(); } in this code i have two interface implemented in the class has same method.just i want to know which method of interface implemented in the class. interface a or interface b? confused me .

3 4476

IN java collections we have both interfaces and classes. instead of using interfaces why we can't use classes only like that why we can't use interfaces only. why we need two things interface and class.

Accenture, CTS,

6 9701

Differences between jdk 1.4 and 1.5

SoftSol, TCS, Wipro,

6 16481

what happens when we add the objects morethan the size limit to a hashmap

1 3907


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Un-Answered Questions { Core Java }

What is local variable and instance variable?

798


What is java virtual machine? Explain

764


What is the difference between @before and @beforeclass annotation?

732


What is variable and example?

712


Is empty string in java?

808


What is a JAR file?

782


What does escaping a character mean?

719


Can we have try without catch block?

846


What is difference between static class and singleton pattern?

665


What is the primitive type byte?

760


How do you get length in java?

774


Who developed java?

751


Can you access non static variable in static context?

764


What is the use of flag?

819


What is jit and its use?

763