Describe the various concepts related to object oriented programming (oop).

1030

---

Why char array is favored over string for the storage of passwords?

1081

---

List some important characteristics on jre

1076

---

Differentiate between vector and array list.

1071

---

Explain abstract class in java?

1073

---

What are some characteristics of interference class?

997

---

Give reasons supporting that string is immutable.

945

---

Describe string intern() methodology

1070

---

What do you understand by the term polymorphism?

1082

---

Explain aggregation in java?

979

---

Is it possible to compare various strings with the help of == operator? What are the risks involved?

1074

---

What technique can be employed to compare two strings?

1104

---

enlist some features of jdk.

955

---

Describe method overriding

1130

---

Describe the term diamond problem.

1039

---