Answer:
Please find the code and its output in the attached file.
Explanation:
In the above-given code, an interface "Runner" is defined, inside the interface, an abstract method run is declared.
In the next step, three class "Athlete, Machine, and PoliticalCandidate" s defined that implements the run method, and use the print message that holds a given value as a message.
In the next step, a class "DemoRunners" is defined, and inside the main method, the three-class object is declared, which calls the run method.
Explanation:
A boolean function is a function in any programming language whose return type is boolean means a function that returns true or false.For ex:-
bool func(int a,int b)
{
if(a>b)
return true;
else
return false;
}
An expression is a combination of one or more variables,constants,operators,function and which is computed and produces a value in case of boolean expression the value that is calculated is either true or false.
for ex:- bool result= a>b && a>c;
Answer:
what is this i don't understand
While Excel is saving your file, it briefly displays a message on the status bar indicating the amount of the file saved.