Modern JavaScript from the Beginning - Second Edition - The Math Object

The video tutorial introduces the Math object in programming, highlighting its various methods for mathematical operations. It covers methods like SQRT for square roots, ABS for absolute values, and rounding methods such as ROUND, CEIL, and FLOOR. The tutorial also explains the POW method for exponentiation, MIN and MAX for finding minimum and maximum values, and the RANDOM method for generating random numbers. Practical examples demonstrate how to use these methods effectively in programming tasks.

What is the result of using the Math.sqrt method on the number 16?

• 16

• 8

• 4

• 2

Which method would you use to round the number 4.7 to the nearest integer?

• Math.abs

• Math.round

• Math.floor

• Math.ceil

If you apply Math.ceil to the number 3.2, what is the result?

• 3

• 3.2

• 4

• 2

What does the Math.pow method do when given the arguments 2 and 3?

• Returns 6

• Returns 8

• Returns 9

• Returns 5

Which method would you use to find the smallest number in a set of numbers?

• Math.abs

• Math.max

• Math.min

• Math.pow

What range of numbers does Math.random generate by default?

• 1 to 100

• 0 to 1

• 1 to 10

• 0 to 10

How can you modify Math.random to generate a whole number between 1 and 10?

• Use Math.ceil after multiplying by 10

• Use Math.floor after multiplying by 10

• Add 1

• Multiply by 10