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

1054

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What are some alternatives to inheritance?

1089

---

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

1017

---

Difference between static synchronization vs. Instance synchronization?

1111

---

Explain numeric promotion?

1098

---

What is contract between hashcode and equal method?

1034

---

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

1000

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What is java’s garbage collected heap?

963

---

What is re-factoring in software?

1048

---

What is static synchronization?

1102

---

What is annotation in java?

1052

---

What are static methods?

1045

---

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

1089

---

Which package is imported by default?

1080

---

What are the restrictions imposed on method overriding?

1002

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