javascript-if

Question 1

Give 6 examples of comparison operators.

Answer 1

Six examples of comparison operators are: >, <, >=, <=, ===, ==, !=, !==.

Question 2

What data type do comparison expressions evaluate to?

Answer 2

Comparison expressions evaluate to single values of true or false. Boolean data type.

Question 3

What is the purpose of an if statement?

Answer 3

The purpose of an if statement is to do something if a condition is met or to do something if a condition is not met.

Question 4

Is else required in order to use an if statement?

Answer 4

Else is not required when using an if statement.

Question 5

Describe the syntax (structure) of an if statement.

Answer 5

The syntax of an if statement is: if (*condition) { do this code block } else { do this code block }

Question 6

What are the three logical operators?

Answer 6

The three logical operators are: &&, ||, and !

Question 7

How do you compare two different expressions in the same condition?

Answer 7

To compare two different expressions in the same condition a logical operator && or || must be used.