Full Stack / JS
JavaScript
36 pytań · 3 zadania z kodem
36 questions
Zadania z kodem
Pytania
- 01How does JavaScript work?
- 02What do you mean by DOM and the importance of it?
- 03Can you explain the scope of variables?
- 04What is hoisting?
- 05What is event bubbling and throttling?
- 06What are ES6 features?
- 07Differences between let, const and var?
- 08What is closure?
- 09Difference between forEach and map?
- 10What are all the loop methods that you have worked on?
- 11What do you understand about event loop?
- 12What do you know about immediately invoked functions?
- 13What is the set method?
- 14What is a scope chain?
- 15Do you know about lexical scope?
- 16Differences between not defined and undefined?
- 17Differences between setTimeout() and setInterval()?
- 18Difference between slice and splice?
- 19What are the ways to create an Object in JavaScript?
- 20What is destructuring?
- 21What is the purpose of classes when we also have prototypes?
- 22What is inheritance?
- 23Difference between function and method?
- 24Explain window and this keyword.
- 25What is generator?
- 26Zadanie: filtrowanie sportów
- 27Zadanie: zamiana wartości
- 28Zadanie: palindrom
- 29Shallow copy vs deep copy — co kopiuje spread?
- 30call, apply, bind — jak ustawić this?
- 31Zadanie z wynikiem: czy && zwraca boolean?Czytanie kodu
- 32Zadanie: napisz debounce
- 33Co zwraca 'ok' && 42?Test wyboru
- 34Spread i zagnieżdżony obiektTest wyboru
- 35slice czy splice — co zmienia tablicę?Test wyboru
- 36undefined czy not defined?Test wyboru