Why do we have servlet wrapper classes?

1121

---

Explain the significance of class loaders in bootstrap?

1030

---

Write a program to check string is palindrome without using loop?

1100

---

What is jvm? How its run?

1160

---

Define inheritance with reference to java.

1150

---

When will we prefer to use set and list in java and why?

1029

---

How can we create a synchronized collection from given collection?

1137

---

How to avoid memory leak in java?

1188

---

What is the difference between a checked and an unchecked exception?

1052

---

How dead lock situation occurs in java and how you can identify it?

1059

---

What are the various access specifiers in java?

1058

---

Write a java program for binary search?

1127

---

Explain the difference between call by refrence and call by value?

1082

---

Why we use multi threading instead of multiprocessing?

1131

---

How to write custom exception in java?

1121

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