Explain the features of interfaces in java?

1035

---

What’s the difference between callable and runnable?

1187

---

Is ++ operator thread-safe in java?

1241

---

What is the size of int in 64-bit jvm?

1181

---

What is polymorphism and what are the types of it?

1039

---

What is broken and continue statement?

1064

---

Define an enumeration?

1097

---

What is a finally block? Is there a case when finally will not execute?

1158

---

Is it possible to use string in the switch case?

1105

---

Compare overloading and overriding?

1061

---

What is the difference between import java.util.date and java .util?

1104

---

how to create constants in java?

1129

---

How to change the priority of thread or how to set the priority of thread?

1096

---

Garbage collection in java?

1068

---

How do you test a method for an exception using junit?

1271

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