What is an immutable object?

1175

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How do you identify if jvm is 32-bit or 64-bit from java program?

1014

---

Explain the importance of throws keyword in java?

1046

---

Explain why wait(), notify() and notifyall() methods are in object class rather than in the reading class?

1033

---

What is the difference between @before and @beforeclass annotation?

1201

---

What is the java reflection api? Why it’s so important to have?

1030

---

What do you mean by platform independence? What is an interface?

1078

---

What is the final access modifier in java?

1122

---

Which one will take more memory: an int or integer?

1287

---

What are the differences between forwarding () method and sendredirect() methods?

1153

---

What is the difference between length and length() method in java?

1173

---

What is a java applet? What is an interface?

1143

---

What is a jit compiler?

1194

---

What is the difference between a factory and abstract factory pattern?

1204

---

Can we have more than one package statement in the source file?

1116

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