Popular Quiz on Java for Tech Geeks

The package that contains classes to support networking operations is

Overloading in Java is related to

Which of the following is not a type of queue in Java

The principle of the equals() method of an object class that for any reference value a should return true on a.equals(a) is

The output of the following code snippet will be –
class statement
{
Public static void main(String args[])
{
Int v1 = 3;
Int v2 = 8;
If
((v2 = 1) == v1);
System.out.println(v2);
else
System.out.println(++v2);
}}

The access modifier for which no keyword is required is

A final method is used to

Which class is an uninstantiable placeholder class for holding a reference to a class object?

Which method is used in Java for selecting the elements as per predicate that is passed as an argument

Wrapper class in Java

The strictfp keyword can be applied to

Which of the following statements is false for Java enum

What will be the output of this code if variable x = 23?
if(x<=0)
{
if(x==0)
{
System.out.println("a ");
}
else
{
System.out.println("b ");
}
}
System.out.println("c ");

Which operator is also known as the ternary operator?

The Object clone() method of the date class

Which of these is not a stage in the lifecycle of a thread in Java?

It is an implementation of SortedSet extends Set Interface and SortedSet Interface

We cannot use the super keyword to

The advantage of using encapsulation in Java is

Which is a type of association in Java