eQuiz - Daily Quiz to Test Your JavaScript Knowledge!

eQuiz

Daily Quiz to Test Your JavaScript Knowledge!

1. What is the output of typeof null in JavaScript?

null

undefined

object

boolean

2. Which keyword declares a block-scoped variable that cannot be reassigned?

var

let

const

static

3. What will console.log(1 + "2" + 3) output?

"123"

"15"

"33"

4. Which method removes the last element from an array?

shift()

pop()

slice()

splice()

5. What is the result of 0.1 + 0.2 === 0.3?

true

false

undefined

NaN