What is the need to implement Serializable interface (with no methods) for objects which are to be serialized ? We can write our own functionality which writes objects to streams then why we need to implement and tell JVM that which objects can be serialized.

6 Answers   iFlex, Sapient,

---

What about interthread communication and how it takes place in java?

0 Answers  

---

Suppose there is a System A which gives some output. This output is used as input by system B. The rate at which System A produces is faster than the rate at which system B consumes it. How can you improve this?

1 Answers   RBS,

---

What is the purpose of garbage collection in java?

0 Answers  

---

What is printwriter in java?

0 Answers  

---

What is difference between class and object in java?

0 Answers  

---

Can we pass null as argument in java?

0 Answers  

---

What is the protocol is used in type4 driver?

4 Answers   CMC,

---

What is the numeric promotion?

0 Answers  

---

Compare java and python.

0 Answers  

---

Difference between keyword and identifier.

0 Answers   TCS,

---

What is runtime polymorphism or dynamic method dispatch?

0 Answers  

---