1.What is a conditional expression? List a few applications of using a conditional expression in real life problems. 2.What is a nested if statement? 3.When two if statements are nested, what is the...

1.What is a conditional expression? List a few applications of using a conditional expression in real life problems.

2.What is a nested if statement?

3.When two if statements are nested, what is the rule that determines which else clause matches which if?

4.What is the difference between these two operators = and ==?