What is a prefix function.write down a code to compute prefix function.

1109

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What are some alternatives to inheritance?

1167

---

How can you make sure that your singleton class will always return single instance in multi-threaded environment?

1086

---

Difference between static synchronization vs. Instance synchronization?

1177

---

Explain numeric promotion?

1164

---

What is contract between hashcode and equal method?

1099

---

If you do not want your class to be inherited by any other class. What would you do?

1071

---

What is java’s garbage collected heap?

1036

---

What is re-factoring in software?

1104

---

What is static synchronization?

1162

---

What is annotation in java?

1112

---

What are static methods?

1107

---

What is a map? What are the implementations of map?

1148

---

Which package is imported by default?

1133

---

What are the restrictions imposed on method overriding?

1062

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