Skill #2 / Variable & Data Types

What will be the output of the following code?

• 5

• 10

• undefined

• ReferenceError

What will be the output of the following code?

• 5

• 10

• undefined

• ReferenceError

What will be the output of the following code?

• 10

• 20

• undefined

• TypeError

What will be the output of the following code?

• undefined, "object"

• null, "object"

• undefined, "undefined"

• null, "undefined"

What will be the output of the following code?

• null, "null"

• null, "object"

• undefined, "undefined"

• undefined, "object"

What will be the output of the following code?

• 10

• undefined

• null

• SyntaxError

What will be the output of the following code?

• 15

• "15"

• "105"

• 105

What will be the output of the following code?

• 55

• 10

• "10"

• "55"

What will be the output of the following code?

• "5.6789"

• "5.67"

• "5.68"

• 5.67

What will be the output of the following code?

• 123

• 123.45

• 123.00

• NaN