Which package is used for pattern matching with regular expressions?

1160

---

How finally used under exception handling?

993

---

What kind of variables a class can consist of?

1163

---

What is the difference between stringbuffer and stringbuilder class?

1163

---

Explain the usage of this with constructors?

1074

---

What is protected access modifier?

1051

---

What is final class?

1071

---

What things should be kept in mind while creating your own exceptions in java?

1232

---

Which are the two subclasses under exception class?

1171

---

Define jre i.e. Java runtime environment?

1082

---

What are the two ways in which thread can be created?

1107

---

Is break statement can be used as labels in java?

1018

---

Why is string class considered immutable?

1112

---

How java enabled high performance?

1097

---

What is nullpointerexception?

1123

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