Rediscovering JavaScript

Chapter 9

Here are the solutions to the ​Exercises​ for the Chapter 9, ​Using Modules​ chapter.

Exercise 1

1. false. Each module is loaded at most once in the execution flow.

2. false. No; to export as default, we need to place the keyword default. Inlined export creates a named export.

3. false. The importing module provides names for the defaults, so there are no conflicts.

4. true. Inline exports are less verbose than explicit exports.

5. false. A module may have at most one default export, but it may have any number of nondefault exports.

Exercise 2

Use explicit import when you want to export

1. only select variables from multiple declarations

2. a variable with a different name than its declared name

Exercise 3

The importing module sees the name of the default ...