Why do we need wrapper classes?

1090

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What is the range of the short type?

1035

---

What is hashmap and map?

1043

---

When is the arraystoreexception thrown?

1046

---

Can a top level class be private or protected?

1072

---

Is it necessary that each try block must be followed by a catch block?

1042

---

Can we have any other return type than void for main method?

968

---

In a class implementing an interface, can we change the value of any variable defined in the interface?

1112

---

What is the difference between error and an exception?

1178

---

How destructors are defined in java?

1210

---

What is the difference between inner class and nested class?

1113

---

What is the difference between preemptive scheduling and time slicing?

1085

---

Explain the use of sublass in a java program?

1042

---

List primitive java types?

1057

---

Where import statement is used in a java program?

1145

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