Accenture NJ mostly ask question on Collection like 1)How to sort Objcts and how treeset sort them 2)Explain mechanism of Hashcode finding in Java 3)Name some of the Sorted collection.

2 Answers   Accenture,

---

What is the hashcode () and equals () used for?

0 Answers  

---

What is nan in java?

0 Answers  

---

What is difference overloading and overriding?

0 Answers   Cyient,

---

basic difference b/w ALL types of JDBC driver.

1 Answers   Systematix,

---

Can you sort a list in java?

0 Answers  

---

What are batch updates. in jdbc

2 Answers   Corent Technology,

---

How many bytes is 255 characters?

0 Answers  

---

public class Base { public void myMethod(int a,intb) {} } // Uses myMethod and then hides it. public class DerivedOne extends Base { private void myMethod(int a,int b); } will this compile or not .yes or no. why

2 Answers  

---

What is core java used for?

0 Answers  

---

question on Thread synchronization

3 Answers   Huawei,

---

What the difference is between execute, execute Query, execute Update?

0 Answers  

---