Give some features of interface?

0 Answers  

---

In the HashMap, we know the values but we dont know the key, then how can we get the key from HashMap ?????

4 Answers   Kanbay,

---

solve this is my problem byte a=40,byte b=50 both add value is 90 this is with in range of byte... byte range is -128to 127.... why this pgm gives error like type mismatch.... package javapgms; public class byte1 { public static void main(String args[]) { byte a=40,b=50; byte c=a+b; System.out.println(c); } } note : dont use int k... a,b,c are in byte range... mind it..

2 Answers  

---

What is java string pool?

0 Answers  

---

What is early binding and late binding in java?

0 Answers  

---

---

In java, how we can disallow serialization of variables?

0 Answers  

---

What is difference between calling start() and run() method of thread?

0 Answers  

---

What methods are used in Servlet?Applet communication?

0 Answers   Satyam,

---

When is the garbage collection used in Java?

0 Answers   BirlaSoft,

---

What is Marker interface in java? and what is clone?

16 Answers   Persistent, Wipro,

---

Can a final method be overloaded?

0 Answers  

---

Tell me about different OOPS concepts.

0 Answers   Amdocs,

---