Answer Posted / rinal

system- system is predefined class to provide access to the
system
out - out is the output stream used to connect the
console
println- println is method which is tell the compiler to
write a new line in our console

What is number data type in java?

991

---

how does multithreading take place on a computer with a single cpu? : Java thread

1123

---

Explain about fail safe iterators in java?

1007

---

What is purpose of find feature?

1066

---

Differentiate between run time error and syntax error.

1104

---

List the interfaces which extends collection interface?

933

---

Where and how can you use a private constructor?

971

---

Is a copy constructor?

1038

---

What is dot operator?

1014

---

Explain working of call by reference function invoking.

1009

---

What is the function of log?

978

---

Enlist diffrent types of inheritance supported by java?

898

---

What access modifiers can be used for variables?

1128

---

Give differences between Quicksort & Mergesort. When should these sorts be used and what is their running time?

1050

---

What is the difference between the paint() and repaint() methods?

1047

---