What are the different data types in java?

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we have syntax like for(int var : arrayName) this syntax is to find whether a number is in the array or not.but i want to know how to find that number's location.

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What is the arraylist in java?

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when i write string s1="java"; in one program(application) and string s2="java"; in another application on the same jvm will both objects s2,s2 will refer to same memory location where "java" is stored in string pool.

2 Answers  

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What are the legal parameters?

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What is main difference between variable and constant?

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can we access the method of class without creating the object of the class

3 Answers  

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Why we use methods in java?

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Does garbage collection occur in permanent generation space in jvm?

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what is the output??????? public class multireturn { public(int assign x ( int x) { if(4==x) { return 7; } else if (7=x+3) { return 6; } return 5; } }

3 Answers   TCS,

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In real time project which driver did u use? What is the main functionality of the Prepared Statement?

3 Answers   Photon,

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Implement 2 stacks with just 1 array. The stack routines must not indicate overflow unless every slot in array is used.

0 Answers   Amdocs,

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