Java Questions Set 163:
Predict the output of the following Java code.
Solution:
Predict the output of the following Java code.
Solution:
Which keyword is used to define packages in Java?
Solution:
How many classes can be defined in a single Java file?
Solution:
Which of the following is used to implement runnable interface.
Solution:
Which of the following imports all Java classes concerned with database connectivity.
Solution:
what happens in the case of multiple catch block executes
Solution:
class testcase{
public static void main (String []args) {
try{
int a= Integer.parseInt("Abekus");
}
}
}
Solution:
Statement 1- Collection is an Interface
Statement 2- A list is an Interface
Statement 3- A list is an object
Statement 4- Arraylist is a class
Solution:
public class Abekus
{
public static void main(String args[])
{
StringBuffer s1 = new StringBuffer("Contribute");
s1.setCharAt(1, 'i');
s1.setCharAt(7, 'd');
System.out.println(s1);
}
}
Solution:
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