Answer Posted / budhaditya biswas

System is a class of Java.lang package which is automatically imported in Java program. Out is a predefined Stream variable which is public and static within System. System.out is an object of PrintStream type.println is a method.

What is an example of a constant variable?

1079

---

What is the most important feature of java? What is an interface?

1010

---

What is sortedset in java?

1017

---

What must a class do to implement an interface in java programming?

1051

---

What is use of inner class in java?

1141

---

Can we override the private methods?

1007

---

What is the use of volatile in java?

1055

---

What is core java used for?

1117

---

Will the compiler creates a default constructor if I have a parameterized constructor in the class?

1108

---

Can we convert stringbuilder to string in java?

984

---

Why does java not support pointers?

1094

---

Whats the difference between notify() and notifyall()?

1037

---

Is jdk required on each machine to run a java program?

1285

---

What is the difference between the file and randomaccessfile classes?

1093

---

What does jre stand for?

1060

---