why the abstract class has default constructor?

2 Answers  

---

Can a final method be overloaded?

0 Answers  

---

Java is based on pass by reference or pass by value ..

6 Answers   L&T, Wipro,

---

What is final class?

0 Answers  

---

What are the advantages of packages in java?

0 Answers  

---

---

What are the two basic ways in which classes that can be run as threads may be defined?

0 Answers  

---

How to sort list of list in java?

0 Answers  

---

How do you calculate square roots?

0 Answers  

---

What is the use of bin and lib in JDK?

8 Answers   TCS,

---

How can we create a object of a class without using new operator.

1 Answers   Infosys, Nokia,

---

Explain an algorithm to find depth of a binary tree.

0 Answers   Akamai Technologies,

---

What is difference between add() and addelement() in vector?

0 Answers  

---