Is hashset ordered java?

0 Answers  

---

What is yielding and sleeping? how they different?

2 Answers  

---

What is a JAR file?

0 Answers  

---

Why main() method is public, static and void in java ?

0 Answers  

---

can u handle an error if u write Thowable in the catch class lise try { some errorneous code }catch(Throwable e){ ...}

4 Answers  

---

---

what is polymorhism what is inheritance? what is Abstract n Interface? what if two interfaces have same method and a concrete class is implementing both the interfaces. Will there be a compilation error? What are mutable and immutable classes? How can u make a class mutable? when will u use dem ...explain with example? what is overriding and overloading? what is garbage collection? what is Thread? how do dey communicate? what are the different ways of implementing ? have u used any messaging technologies? what is synchronization? what are some additions in java 1.5? what are generics? whst is advanced for loop? what is finally block? can u have a try in finally? yes!! can u have a finally in finally? how do you write junits? when is a object eligible for garbage collection?explain? a = null and b has ref to a will b be eligible to be garbage collected? sql questions like diff joins? how do dey work? exception handling? what is marker interface? what is the need??

0 Answers   JPMorgan Chase,

---

for what purpose we use applets ?

3 Answers   Mindlogicx,

---

What is the default value of float and double datatype in java?

0 Answers  

---

Can I extend singleton class in java?

0 Answers  

---

What do u mean by wrapper Class? What do u mean by Jvm... How do u change JVM for other OS? Or No need to Change ...? its like tricky

6 Answers   Accenture, EDS,

---

What is java virtual machine? Explain

0 Answers  

---

How do you write methodology?

0 Answers  

---