Chef DevOps Cookbook Development & Resource Management

Question 1

What is the primary purpose of the `metadata.rb` file in a Chef cookbook?

Accepted Answer

To define the cookbook name, version, dependencies, and other metadata

Answer

metadata.rb declares the cookbook's name, version, description, and dependency information used by Berkshelf and the Chef Server.

Question 2

Which directory within a Chef cookbook stores ERB template files used by the `template` resource?

Accepted Answer

templates/default/

Answer

The `templates/default/` directory holds ERB files that the `template` resource renders onto the node with variable substitution.

Question 3

Which command in Chef Workstation generates a new cookbook skeleton with the recommended directory structure?

Accepted Answer

chef generate cookbook <name>

Answer

`chef generate cookbook <name>` is the modern Chef Workstation command that creates a cookbook with the correct directory layout, metadata.rb, and test files.

Question 4

What is the role of the `Berksfile` in a Chef cookbook?

Accepted Answer

It specifies cookbook dependencies and their sources for Berkshelf to resolve

Answer

The Berksfile tells Berkshelf where to find and which versions of dependent cookbooks to download before uploading to the Chef Server.

Question 5

In a Chef attributes file, what is true about the `default` precedence level?

Accepted Answer

It is the lowest precedence level, overridden by role, environment, and node attributes

Answer

`default` is the lowest cookbook attribute precedence, making it straightforward for operators to override via roles, environments, or node JSON.

Chef DevOps Practice Test

Chef DevOps Practice Test

Chef DevOps Cookbook Development & Resource Management