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The DevOps online test evaluates a candidate's understanding of the practices and tools of the DevOps lifecycle.
It's an ideal test for the pre-employment screening of candidates applying for roles as DevOps engineers, developers, support engineers, and system administrators.
This test requires candidates to demonstrate an understanding of source control using Git, key performance indicators, and project lifecycle best practices.
Your company has been working to increase its frequency of deployment for new features by optimizing its full development and operating lifecycle. The CEO wants to cut unnecessary phases to deliver new features to the customer.
Which phases are not part of the core DevOps lifecycle?
A developer is experimenting with code on a local copy of a branch. After a while, it is decided that this experiment does not work. So the developer decides to switch back to the master branch. However, the developer's local working copy is different from the HEAD.
Which of these options would allow the developer to successfully check out the master branch?
Write down a sequence of GIT commands (with no additional arguments) to download a repository, update a file, and save the changes back to the original repository. Assume that other developers didn't modify the file.
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