JAVASCRIPT JS Function Library MCQ Questions

alert("Hello World");

correct

msgBox("Hello World");

Incorrect

alertBox("Hello World");

Incorrect

msg("Hello World");

Incorrect

round(7.25)

Incorrect

Math.rnd(7.25)

Incorrect

rnd(7.25)

Incorrect

Math.round(7.25)

correct

alert("Hello World")

correct

alertBox("Hello World")

Incorrect

msgBox("Hello World")

Incorrect

msg("Hello World")

Incorrect

It checks if a value is a number

Incorrect

It checks if a value is not a number

correct

It converts a value to a number

Incorrect

It checks if a value is undefined

Incorrect