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What will be the output of running bundle install in a Ruby project with a Gemfile?

medium📝 Predict Output Q13 of 15
Ruby - Gems and Bundler
What will be the output of running bundle install in a Ruby project with a Gemfile?
AIt installs all gems listed in the Gemfile and their dependencies.
BIt deletes all installed gems from the system.
CIt runs the Ruby program specified in the Gemfile.
DIt updates Ruby to the latest version.
Step-by-Step Solution
Solution:

  1. Step 1: Understand the role of bundle install

    The command bundle install reads the Gemfile and installs required gems.

  2. Step 2: Identify correct behavior

    It installs gems and their dependencies, not deleting or running code.

  3. Final Answer:

    It installs all gems listed in the Gemfile and their dependencies. -> Option A

  4. Quick Check:

    bundle install = install gems from Gemfile [OK]
Quick Trick: bundle install installs gems from Gemfile [OK]
Common Mistakes:
  • Thinking bundle install deletes gems
  • Confusing bundle install with running Ruby code
  • Assuming it updates Ruby version

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