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373 questions · 23 sections

Full Stack / JS

Section overview
01type vs interface — which to choose?
02any vs unknown — how do you handle unknown data?
03Generics — why a type parameter instead of any?
04readonly — is the object immutable at runtime?
05Partial, Pick, Omit, Record — what are they for?
06What does readonly really do?

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Full Stack / JS

TypeScript

6 questions

6 questions

Questions

01type vs interface — which to choose?
02any vs unknown — how do you handle unknown data?
03Generics — why a type parameter instead of any?
04readonly — is the object immutable at runtime?
05Partial, Pick, Omit, Record — what are they for?
06What does readonly really do?Multiple choice