Top 100+ Elixir Interview Questions And Answers
Question 1. What Is Elixir?
Answer :
Elixir is a dynamic, functional language. It is designed to construct scalable and maintainable programs.
Question 2. Who Developed Elixir?
Answer :
Ericsson advanced elixir in 1986.
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Question three. What Is The Stable Version Of Elixir?
Answer :
The solid model of Elixir is 1.5.1 and released on 1 August 2017.
Question 4. What Are The Features Of Elixir?
Answer :
The following features of Elixir are:
Scalability
Fault tolerance
Functional programming
Build tools
Erlang Compatibility
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Question five. Which Platform Is Used To Run Elixir?
Answer :
BEAM (Erlang virtual system) platform is used to run Elixir.
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Question 6. What Is The Use Of Spawn Functions?
Answer :
The Spawn characteristic is used to create a brand new process.
Example:
pid = spawn(fn -> 2 * 2 end)
Process.Alive?(pid)
Question 7. What Is Sigils In Elixir?
Answer :
Elixir is a mechanism, used to textual representations with the language. It starts with tilde (~) man or woman.
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Question eight. How To Create A Map In Elixir??
Answer :
Map is created by using the usage of % syntax.
Map = %:a => 1, 2 => :b
Question nine. What Are The Operators In Elixir?
Answer :
There are following operators in Elixir:
Arithmetic operators
Comparison operators
Boolean operators
Misc operators
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Question 10. What Do You Mean By String Interpolation In Elixir?
Answer :
String interpolation is a way to assemble a brand new String fee. The code is wrap with curly braces and '#' sign.
Example:
x = "Apocalypse"
y = "X-men #x"
IO.Places(y)
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Question 11. What Is The Use Of Crypto Module In Elixir?
Answer :
In Elixir, the crypto module is used to decrypt our mission packages. It uses hashing function and digital signature.
Example:
IO.Places(Base.Encode16(:crypto.Hash(:sha256, "Elixir")))
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Question 12. How Can We Define Structs?
Answer :
We can define Structs by using using defstruct
iex> defmodule User do
...> defstruct call: "John", age: 27
...> quit
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Question thirteen. What Is Match Operator In Elixir?
Answer :
In elixir, = operator is in shape operator.
Example:
iex> x = 1
1
iex> x
1
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