Free GH-300 sample questions

Correct answer: In the organization's settings, under Copilot policies, add the repository names `quant-algo-v1`, `quant-algo-v2`, and `risk-model-prod` to the content exclusion list.

GitHub Copilot Enterprise allows organization administrators to define content exclusion policies. Specifying repositories by name in the organization's settings is the correct, enforceable, and centralized way to prevent their content from being used by Copilot. Manual developer action is unreliable and doesn't scale. Repository visibility settings (public/private) do not affect Copilot's access for authorized users. A `.github` repository policy would not be the primary mechanism for this specific task.

Correct answer: /optimize

The `/optimize` slash command is specifically designed to analyze a selected code block and suggest improvements related to performance and efficiency. While `/fix` addresses errors and `/simplify` improves readability, `/optimize` is the correct command for tackling performance bottlenecks.

Correct answer: True

This statement is true. For GitHub Copilot Business and Enterprise customers, user prompts and suggestions are not used to train the public models. The data is transmitted securely and processed ephemerally to provide the service, and then discarded. This is a key privacy commitment for business-tier plans.

Correct answers: Generating boilerplate unit tests for simple, pure functions.; Creating mock data and stubs for external service dependencies.

Correct answer: The prompt lacked sufficient context, such as an example of the XML schema.

GitHub Copilot's suggestions are heavily influenced by the context provided. A generic comment like `# function to parse user_config.xml` forces Copilot to guess the structure based on common patterns. Providing an example of the XML file's schema within a comment block or as a string variable would give Copilot the specific context needed to generate a more accurate parsing function.

Correct answer: GitHub Copilot Business

GitHub Copilot Business is the first tier that introduces organization-level features such as centralized policy management, audit logs, and the filter to block suggestions matching public code. The Individual plan lacks all of these. Copilot Enterprise offers more advanced features like content exclusions and personalized models but is not the minimum required for the stated needs.

Correct answer: Check the GitHub Copilot logs or output panel for any references to the source of the suggestion.

Many IDE extensions for GitHub Copilot have a feature that shows references for suggestions matching public code, including the source repository and its license. This is the most direct and responsible first step to determine if the code requires attribution or has an incompatible license. Simply accepting the code or rejecting it without investigation avoids the core issue of responsible use.

Correct answer: copilot: content_exclusion: - '**/*.phi.json'

The correct syntax for specifying content exclusions in the organization's Copilot settings involves using the `content_exclusion` key. The value is a list of glob patterns. The pattern `'**/*.phi.json'` correctly targets all files ending with `.phi.json` in any directory within the repositories.

Correct answer: ?? create a new git branch

The GitHub Copilot CLI uses `??` as the alias to ask for a suggestion for a shell command. The user types `??` followed by a natural language description of the command they need. `gh copilot suggest` is another valid command, but `??` is the most common and direct alias for this purpose.

Correct answer: Tokens

Large language models (LLMs) like the one powering GitHub Copilot do not process text as raw words or characters. They break down the input into 'tokens,' which can be words, parts of words, or punctuation. The model's context window and processing limits are all measured in tokens. Understanding this is fundamental to how Copilot processes data.