What is an object in java and how is it created?

1053

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What is collection class in java? List down its methods and interfaces.

955

---

What are the different types of inheritance in java?

991

---

What is an association?

981

---

What are wrapper classes in java?

1058

---

What is the difference between array list and vector in java?

935

---

Is multiple inheritance supported by java?

991

---

What is a map in java?

984

---

Explain jdk, jre and jvm?

967

---

What is the difference between this() and super() in java?

1036

---

What is an infinite loop in java? Explain with an example.

1034

---

What is a package in java? List down various advantages of packages.

1273

---

What is the difference between a local variable and an instance variable?

1103

---

Define a java class.

1433

---

Why pointers are not used in java?

1123

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