What is busy spin, and why should you use it?

1087

---

What are the default and parameterized constructors?

1060

---

How do you take thread dump in java?

1018

---

Why java is not 100% object-oriented?

1516

---

What are the different ways of implementing thread? Which one is more advantageous?

987

---

What is the covariant return type?

1100

---

Explain a few methods of overloading best practices in java?

987

---

Is it possible for a yielded thread to get chance for its execution again?

944

---

What is the static keyword?

1087

---

What is the most important feature of java? What is an interface?

1015

---

What best practices should you follow while writing multithreaded code in java?

1076

---

How do you convert string to int in java?

1079

---

What is the difference between final, finally and finalize() in java?

1160

---

What is an immutable object?

1102

---

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

969

---