4.1 Supply contracts (in the form of comments specifying pre- and post conditions) for the enqueue() method of the LinkedQueue class given in the Appendix. (2) 4.2 Let Thing be a class which is capable of cloning objects, and consider the code fragment: Thing thing1 = new Thing(); //(1) Thing thing2 = thing1; //(2) Thing thing3 = (Thing) thing1.clone(); //(3) Explain how the objects thing2 and thing3 differ from each other after execution of the statements. (

0 Answers  

---

What is final keyword?

0 Answers  

---

What environment variables are required to be set on a machine in order to run Java programs?

0 Answers   Tech Mahindra,

---

What is the difference between variable & constant?

0 Answers  

---

Explain about data types?

0 Answers  

---

What is a stringbuilder?

0 Answers  

---

what is webservices?

1 Answers   CTS, Ericsson, HCL,

---

Can a class be subclass of itself?

4 Answers  

---

What do you mean by aggregation?

1 Answers  

---

Java support call by reference (pass by reference) ?

1 Answers   HCL,

---

What is the immediate superclass of the Dialog class?

2 Answers  

---

Explain about main() method in java ?

0 Answers  

---