Give the syntax of "if-else" and "switch" statements and explain.
if else
This is used to decide whether to do something at a special point, or to decide between two courses of action.
Syntax of if else
if (conditional expression) Statement1;
else
Statement2;
The following test decides whether a student has passed an exam with a pass mark of 45 if (result >= 45)
printf("Pass\n");
else
printf("Fail\n");
It is possible to use the if part without the else.