Explain a casting b overloading c sentinel d echoSolutionCas

Explain: a. casting b. overloading c. sentinel d. echo

Solution

Casting-

Changing the datatype of 1 variable to another datatype is called casting. Each program has its own rule.

eg: int can be converted to double.

overloading-

Multiple function when used with same name but have different signature is called overloading in programs.

sentinel-

It is the flag value that is used in loop like for loop or while which is used for the termination of loops or recursive algorithm.

eg flag=1

while(flag<5)

{

.....

}

echo-

It is the keyword that is used to print the message or variable in the PHP language

echo \"Hi\";

It will print Hi on screen.