Quiz till grupp 3

A vibrant illustration depicting various JavaScript concepts, including variables, data types, fun<wbr>ctions, and code snippets, all in a playful stylized manner.

JavaScript Fundamentals Quiz

Test your knowledge of JavaScript with this engaging quiz designed for Group 3 learners. Challenge yourself with questions that cover various aspects of JavaScript, from data types to loops and functions.

Features:

Multiple choice questions
Instant feedback on your answers
Learn while you play!

15 Questions4 MinutesCreated by CodingTree25

What will be the result of console.log(typeof null); ?

Object

Undefined

False

It will crash the program

Which data type is missing from the following list? boolean, string, null, number, bigint and symbol.

Tinyint

Undefined

Bit

Varchar

If ([] == false) { console.log(true) } else { console.log(false) } What will be logged in the console?

True

False

If ([]) { console.log(true) } else { console.log(false) } What will be logged in the console?

True

False

Function banana() { let fruit = "banana" function apple() { fruit = "apple" } function printFruit() { console.log(fruit) } return [apple, printFruit] } const [apple, printfruit] = banana() apple() printfruit() What will be logged in the console?

Banana

Apple

Undefined

It will crash the program

Which method is called automatically when an object is initialized?

Create()

New()

Constructor()

Init()

Consider the following recursive function. If we pass the string "Hello World" to it, what gets logged? Const myFunc = str => { if (str.length > 1) { return myFunc(str.slice(1)); } return str; }; console.log(myFunc('Hello World'));

How do you add a variable to a template literal?

${variable}

#variable

{variable}

#{variable}

Which of the following methods removes the first element from an array and returns that element?

Pop()

Get()

Last()

Shift()

Quiz till grupp 3

JavaScript Fundamentals Quiz

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