Answer Posted / rohit

default specifier specifies access level of class
eg:-
class A{
}
this is default
default constructor is constructor with same name as of
class and no arguments
eg: class A{
A()
}
there is no default method in java

What are the six ways to use this keyword?

1061

---

Explain heap sort?

1123

---

Is java call by reference?

977

---

What is tree node in java?

963

---

What is a variable and constant?

1004

---

What is the method overriding?

1082

---

how come we know the object is no more used in the class?

6468

---

What is the benefit of inner classes in java?

1088

---

What is blank final variable?

1068

---

What is the difference between Java and C++?

1198

---

What are the fileinputstream and fileoutputstream?

1066

---

When a byte datatype is used?

2211

---

What is array initialization in java?

1101

---

Is java hashset ordered?

1115

---

Is java pass by value or pass by reference?

995

---