Rails installation and setup - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to install Rails using the gem command.

Ruby on Rails

gem install [1]

Drag options to blanks, or click blank then click option'

Abundler

Bruby

Crails

Drake

Attempts:

3 left

💡 Hint

Common Mistakes

Typing 'ruby' instead of 'rails' in the install command.

Trying to install 'bundler' instead of 'rails'.

The command gem install rails installs the Rails framework on your system.

2fill in blank

medium

Complete the command to create a new Rails application named 'blog'.

Ruby on Rails

rails [1] blog

Drag options to blanks, or click blank then click option'

Astart

Binit

Ccreate

Dnew

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'start' or 'create' instead of 'new'.

Using 'init' which is not a Rails command.

The command rails new blog creates a new Rails application named 'blog'.

3fill in blank

hard

Fix the error in the command to start the Rails server.

Ruby on Rails

rails [1]

Drag options to blanks, or click blank then click option'

As

Bstart

Crun

Dserve

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'run' or 'start' which are not valid Rails server commands.

Using 'serve' which is not recognized.

The shorthand command rails s starts the Rails server quickly.

4fill in blank

hard

Fill both blanks to install dependencies and start the Rails console.

Ruby on Rails

bundle [1] && rails [2]

Drag options to blanks, or click blank then click option'

Ainstall

Bconsole

Cserver

Dupdate

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'update' instead of 'install' for bundle.

Using 'server' instead of 'console' for Rails command.

bundle install installs all gem dependencies.
rails console opens the Rails console for interactive commands.

5fill in blank

hard

Fill both blanks to generate a scaffold for a Post model with title and body fields.

Ruby on Rails

rails generate [1] Post title:string [2]:text

Drag options to blanks, or click blank then click option'

Ascaffold

Bbody

Cmigration

Dmodel

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'model' instead of 'scaffold' which generates less files.

Forgetting to specify 'body' as a field name.

The command rails generate scaffold Post title:string body:text creates all files for a model, views, controller, and migration.