
DevIT vol.1: React Basics Quiz
Authored by Melani Grubic
Instructional Technology
Professional Development
Used 3+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kada se poziva cleanup() metoda unutar ovog hooka ?
Na prvom renderu
Na svakom updateu
Nakon unmounta
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Metoda doSomething() izvršava se:
Nikad
1 put
Na svakom renderu
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Što će ostati renderirano ako <BuggyComponent/> crasha ?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Komponenta ima zahtjevnu kalkulaciju te se re-renderira nekoliko puta, s kojim hookom ćemo je optimizirati ?
useEffect
useReducer
useMemo / useCallback
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Context je built-in zamjena za redux.
TOČNO
NETOČNO
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kako pravilno vršimo interakciju sa (non-virtual) DOM elementima?
document.getElementById/Class etc. metoda
useRef / React.createRef()
nešto kopiramo sa stack-overflowa :)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Programiranje u biblioteci React je kojeg tipa?
Imperativno programiranje
Deklarativno programiranje
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