A developer is setting up Copilot in the CLI on a new machine. They have installed the gh-copilot extension and run 'gh auth login'. When they run 'gh copilot suggest', they get an error that the command is not found. What is the most likely cause?

The terminal is not supported by Copilot.

The user is not signed in to GitHub.

The GitHub CLI version is too old to support extensions.

The gh-copilot extension was not installed correctly.

A developer has configured content exclusions for a sensitive file in VS Code. They then use Copilot Chat to ask a question about that file. What will happen?

Copilot Chat will ignore the exclusion and use the file as context.

Copilot Chat will not use the file's content as context, but may still provide a general answer.

Copilot Chat will refuse to answer any question about the file.

Copilot Chat will crash or produce an error.

What is the first step to enable GitHub Copilot in Visual Studio Code?

Set the environment variable COPILOT_ENABLED=true.

Install the GitHub Copilot extension from the Visual Studio Code Marketplace.

Create a new GitHub repository and clone it locally.

Run the command 'copilot enable' in the terminal.

A developer has just installed the GitHub Copilot extension in VS Code on their company-managed laptop. When they open a Python file and start typing a function definition, no inline suggestions appear. They have verified that the extension is enabled and that they are connected to the internet. What is the most likely missing step?

Set the 'github.copilot.enable' setting to true in the workspace settings.json file.

Sign in to GitHub from the Copilot status menu in the VS Code status bar.

Restart VS Code after installation to load the Copilot language server.

Run the 'Copilot: Enable Auto Suggestions' command from the command palette.

In Copilot agent mode, what can Copilot do autonomously?

Only suggest code without making changes.

GitHubCopilot Certification

Domain 2Objective 1

Use GitHub Copilot in the IDE GH-300 Practice Questions (Page 5)

Part of the Use GitHub Copilot features domain, which accounts for 25-30% of the GH-300 exam.

27questions here

6free pages

6concepts

25-30%of the exam

Questions 21–25

21expert · hard
A developer is setting up Copilot in the CLI on a new machine. They have installed the gh-copilot extension and run 'gh auth login'. When they run 'gh copilot suggest', they get an error that the command is not found. What is the most likely cause?
Select an answer first
22expert · hard
A developer has configured content exclusions for a sensitive file in VS Code. They then use Copilot Chat to ask a question about that file. What will happen?
Select an answer first
23foundation · medium
What is the first step to enable GitHub Copilot in Visual Studio Code?
Select an answer first
24application · medium
A developer has just installed the GitHub Copilot extension in VS Code on their company-managed laptop. When they open a Python file and start typing a function definition, no inline suggestions appear. They have verified that the extension is enabled and that they are connected to the internet. What is the most likely missing step?
Select an answer first
25foundation · medium
In Copilot agent mode, what can Copilot do autonomously?
Select an answer first

Finished these 5 questions?

Review the revealed explanations, or continue through the curriculum.

Next 5 questions →Back to GH-300

Free Basic Practice is a study aid with revealable answers — not a scored exam. Examers.io is independent and not affiliated with or endorsed by GitHub. “GH-300” is a trademark of its owner, used for identification only.