Constants
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Last updated 5:00 PM on 12/22/25
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6 Terms
1
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What keyword is used to create a read-only, named constant in JavaScript?
const
2
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Can a constant be reassigned or redeclared?
No, constants cannot be reassigned or redeclared.
3
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What is the scope rule for constants declared with const?
They follow the same block-scope rules as let.
4
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Can a constant have the same name as a function in the same scope?
No, it will cause an error.
5
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Does const prevent mutations to the properties of an object?
No, it only prevents reassignment, not mutations.
6
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What happens if you try to push a new element to a constant array?
It executes without problems, as the array itself is not protected from mutations.
Flashcards (22)