Quiz: Data Layers in Elixir
Demonstrate your knowledge about data layers in Elixir.
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1
Which answer best describes the following iex code?
iex> x = 10
10
iex> x
10
iex> x = 11
11
iex> x
11
A)
Elixir is a mutable language because the value of x can change.
B)
The bindings to the variable x can change within a program, but Elixir is an immutable language.
C)
This listing is incorrect because iex would not allow x = 11.
D)
This code could happen only in iex, but not in other Elixir programs.
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