Introductory to object-oriented programmin UE Past Papers Questions.

State what will be the output of the following piece of Java Code?

class Precedence{

public static void main(String[] args){

     int i=4,j=8,k=4;

     int l=i+j/k;

     System.out.println(“The value of l is :”+l);

      int m=(i+j)/k;

     System.out.println(“The value of m is :”+m);

}

}

Answer / Solution

UNSOLVED

State and describe the four commonly used access modifiers of a method

Answer / Solution

UNSOLVED

In Java progreamming context, what does each of the following reserved keyword do ?

1. this
2. new
3. extends
4. abstract
5. import

Answer / Solution

UNSOLVED

What is a method? In a class called UE, write a simple Java class with a method called showGrade which accepts two arguments rowMark and grade. The method showGrade compares the accepted row mark on the condition that, if row mark is bigger than 50 it assigns A otherwise it assigns F. Invoke this method into the main method and pass values for rowMark as well as the grade.

Answer / Solution

UNSOLVED

What is method overloading? give a simple pseudo code to demonstrate the overloading process.

Answer / Solution

UNSOLVED