diff --git a/assessments/27-28/week-06/readme.md b/assessments/27-28/week-06/readme.md new file mode 100644 index 0000000..a8f6405 --- /dev/null +++ b/assessments/27-28/week-06/readme.md @@ -0,0 +1,124 @@ +# Week 6 Assessment + +1. Declare a variable called `favorite_food`, and set it equal to your favorite food. Concatenate your `favorite_food` variable with the string, "My favorite food is ". + +
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+ +2. Write a regular expression that matches any number (**digit**) in the string, "Here are 10 ways Lyon is better than Paris." + +
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+ +3. Write a method called `fly` that takes a `speed` parameter and returns the speed multiplied by 2. + +
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+ +4. Create a class that represents a `Gemstone` with the instance variables `category` and `color`. Initialize these variables in the `Gemstone` class using parameters. + +
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+ +5. Create an instance of your `Gemstone` class created above with the `category` "Mineral Variety" and the `color` "red". + +
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+ +6. Define and briefly describe each letter in **MVC**. + +
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+ +7. Briefly describe the purpose of each of the following commands/files/directories in a Rails app: + + **Gemfile** + +
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+ + **bundle install (or bundle)** + +
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+ + **config/routes.rb** + +
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+ + **app/controllers/** + +
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+ +8. What is **ActiveRecord**, and how will we use it with Ruby on Rails? + +
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diff --git a/assessments/27-28/week-06/solutions.md b/assessments/27-28/week-06/solutions.md new file mode 100644 index 0000000..792a7a8 --- /dev/null +++ b/assessments/27-28/week-06/solutions.md @@ -0,0 +1,63 @@ +# Week 6 Assessment [SOLUTIONS] + +1. Declare a variable called `favorite_food`, and set it equal to your favorite food. Concatenate your `favorite_food` variable with the string, "My favorite food is ". + + ```ruby + favorite_food = "ice cream" + "My favorite food is #{favorite_food}." + ``` + +2. Write a regular expression that matches any number (**digit**) in the string "Here are 10 ways Lyon is better than Paris." + + ```ruby + /\d/ + ``` + +3. Write a method called `fly` that takes a `speed` parameter and returns the speed multiplied by 2. + + ```ruby + def fly(speed) + speed * 2 + end + ``` + +4. Create a class that represents a `Gemstone` with the instance variables `category` and `color`. Initialize these variables in the `Gemstone` class using parameters. + + ```ruby + class Gemstone + def initialize(category, color) + @category = category + @color = color + end + end + ``` + +5. Create an instance of your `Gemstone` class created above with the `category` "Mineral Variety" and the `color` "red". + + ```ruby + Gemstone.new("Mineral Variety", "red") + ``` + +6. Define and briefly describe each letter in **MVC**. + + **M** - Model: represents data objects in your application + + **V** - View: presentation layer; pages user sees and interacts with on your site + + **C** - Controller: handles user requests and controls what happens in response; interaction between Model and View + +7. Briefly describe the purpose of each of the following commands/files/directories in a Rails app: + + **Gemfile** - file that lists gems (similar to modules or libraries) included in your Rails app + + **bundle install (or bundle)** - command that installs all gems listed in your `Gemfile` into your Rails app + + **rails server (or rails s)** - command that starts Rails's built-in server on localhost:3000 (similar to running `nodemon`) + + **config/routes.rb** - file where you define all the routes for your Rails app + + **app/controllers/** - directory that holds all controllers for your Rails app + +8. What is **ActiveRecord**, and how will we use it with Ruby on Rails? + + ActiveRecord is the ORM (Object Relational Mapping) that comes built into Rails. We'll use it to query our database in our Rails apps.