Language Expansion Checkpoint

1. Which keyword declares an immutable binding?

let var const fn

2. Which values are falsey in this language?

false and nil 0 only empty string only all non-zero numbers

3. String literals are written as:

double-quoted text single-quoted text backtick blocks numeric codes

4. In this pack, functions are:

top-level declarations nested only anonymous only methods on objects

5. Name one primitive value type.