Where can I find data structures question and answers with comprehensive working code written in Java

0 Answers   Amazon,

---

What is the default initialized value of String type variable?

4 Answers  

---

What is the use of static class?

0 Answers  

---

Explain the scope of a variable.

0 Answers   TCS,

---

How an object is serialized in java?

0 Answers  

---

difference between String a; and String a=new String();? y do v need to assign memory to the variable?

2 Answers  

---

What are the advantages of java over C++?

0 Answers  

---

What will be the output of the program? public class Test { public static void main(String args[]) { ArrayList<String> list = new ArrayList<String>(); list.add("2"); list.add("3"); list.add("4"); list.add("5"); System.out.println("size :"+list.size()); for(int i=0;i<list.size();i++) { list.remove(i); } System.out.println("size after:"+list.size()); } }

5 Answers   Rolta,

---

How can you add and remove nodes in jtree?

0 Answers  

---

What is module with example?

0 Answers  

---

how to minimize the functionality to will not force garbage collector?

2 Answers  

---

How large is a boolean?

0 Answers  

---