What is the history of java?

0 Answers  

---

can we take more than one null values for Unique constraints.

1 Answers   3i Infotech,

---

what is ennumaration?

2 Answers   Amdocs,

---

Hi Friends, can you explain instance in java. In general instance means "occurence of something" . In java what is instance.

4 Answers  

---

what is difference between class and object?

43 Answers   College School Exams Tests, HCL,

---

---

Is java 11 paid version?

0 Answers  

---

Why hashcode is used in java?

0 Answers  

---

What is constructor and its types?

0 Answers  

---

Is null a string or object in java?

0 Answers  

---

How to sort a vector elements that contains the user define class object? (Note: If Suppose consider, A Student class contain two data members. They are String studentName and int rollNo. I am creating Four objects for this class, each object contains students details like name and roll no. Now i am storing that objects in vector and if i retiving the elements from the vector means then it should be display in sorting order)

3 Answers   ProdEx Technologies,

---

What is the difference between public, private, protected, and friend access?

0 Answers   Amazon,

---

What is an example of procedure?

0 Answers  

---