Answer Posted / niranjanravi

by polymorphism,inheritance,abstraction,encapsulation

Does apple use java?

959

---

Can inner class have constructor?

1048

---

What are the major advantages of internal iteration over external iteration?

1049

---

What do you understand by java virtual machine?

1205

---

Why singleton is not thread safe?

997

---

What's the purpose of static methods and static variables?

1101

---

Define an applet in java?

1171

---

What is the parse method in java?

1128

---

What are exception handling keywords in java?

1041

---

What is a instance variable?

1068

---

How large is a boolean?

1024

---

What are the data types supported by java? What is autoboxing and unboxing?

1026

---

Can we call thread start () twice?

971

---

Write the algorithm to check the number non-leaf nodes in a tree.

1080

---

Why are global variables used?

1028

---