What is bootstrap, extension and system class loader?

1005

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Can constructors be parameterized?

972

---

Define exceptions?

917

---

Can you explain primordial class loader?

923

---

What's the main difference between arraylist / hashmap and vector / hashtable?

1059

---

What is difference between static and non-static fields of a class?

1088

---

What is the practical implementation of inner classes?

978

---

How do we implement serialization actually?

922

---

What is serialization? How do we implement serialization actually?

956

---

What is unified modeling language (uml)?

919

---

What is the difference between oop and sop?

1380

---

Differentiate between an abstract class and an interface?

980

---

What is a subclass?

1033

---

What is the difference between an error and an exception?

1076

---

Differentiate between a class and a method.

1098

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