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Study guide for Exam GH-300: GitHub Copilot

Purpose of this document

This study guide should help you understand what to expect on the exam and includes a summary of the topics the exam might cover and links to additional resources. The information and materials in this document should help you focus your studies as you prepare for the exam.

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About the exam

Some exams are localized into other languages, and those are updated approximately eight weeks after the English version is updated. While Microsoft makes every effort to update localized versions as noted, there may be times when the localized versions of an exam are not updated on this schedule. Other available languages are listed in the Schedule Exam section of the Exam Details webpage. If the exam isn't available in your preferred language, you can request an additional 30 minutes to complete the exam.

Note

The bullets that follow each of the skills measured are intended to illustrate how we are assessing that skill. Related topics may be covered in the exam.

Note

Most questions cover features that are general availability (GA). The exam may contain questions on Preview features if those features are commonly used.

Skills measured as of January 2026

Audience profile

Candidates for this exam should possess expertise in using GitHub Copilot to improve software development productivity, quality, and security. This includes responsible AI use, prompt engineering, Copilot features across various plans, and privacy safeguards. Candidates should also be familiar with GitHub fundamentals and have experience with one or more programming languages.

Skills at a glance

  • Use GitHub Copilot responsibly (15–20%)

  • Use GitHub Copilot features (25–30%)

  • GitHub Copilot features (25–30%)

  • Understand GitHub Copilot data and architecture (10–15%)

  • Apply prompt engineering and context crafting (10–15%)

  • Improve developer productivity with GitHub Copilot (10–15%)

  • Configure privacy, content exclusions, and safeguards (10–15%)

Use GitHub Copilot responsibly (15–20%)

Understand responsible AI principles

  • Describe risks and limitations of Generative AI tools

  • Describe ethical and responsible AI usage

  • Identify potential harms and mitigation strategies of AI usage

Validate and operate AI tools

  • Explain the need to validate AI output

  • Identify how to operate GitHub Copilot responsibly

Use GitHub Copilot features (25–30%)

Use GitHub Copilot in the IDE

  • Enable Copilot in the IDE

  • Trigger Copilot through inline suggestions, chat, CLI, and Plan Mode

  • Exclude specific files or repositories (app knowledge)

Use GitHub Copilot CLI

  • Define GitHub Copilot CLI and how it benefits developers

  • Identify the steps for installing GitHub Copilot CLI

  • Describe key GitHub Copilot CLI features and commands

  • Use GitHub Copilot CLI interactively and in sessions

  • Generate scripts and manage files with GitHub Copilot CLI

Use GitHub Copilot features and capabilities

  • Use Agent Mode, Edit Mode, and MCP for enhanced development and workflows; manage Agent Sessions and delegate tasks to Sub‑Agents for optimized context usage

  • Use Copilot for code review and coding assistance

  • Utilize Spaces, Spark, Pull Request summaries, and customizable review standards via instructions files

  • Understand the limits, options, feedback, and commands of GitHub Copilot Chat; include prompt file reuse for consistent responses

Manage organization-wide settings and policies

  • Configure organization-wide policy management; enable Copilot Code Review policies and manage feature availability across IDEs and github.com

  • Utilize audit log events

  • Manage subscriptions using the REST API

Understand GitHub Copilot data and architecture (10–15%)

Describe data handling and flow

  • Explain data usage, flow, and sharing

  • Describe input processing and prompt building

  • Explain proxy filtering and post-processing

Understand lifecycle and limitations

  • Visualize code suggestion lifecycle

  • Describe limitations of LLMs and Copilot

Apply prompt engineering and context crafting (10–15%)

Craft effective prompts

  • Describe prompt structure and context

  • Understand how context is determined

  • Use zero-shot and few-shot prompting

  • Apply best practices for prompt crafting

Engineer prompts for performance

  • Explain prompt engineering principles

  • Describe prompt process flow and chat history usage

Improve developer productivity with GitHub Copilot (10–15%)

Enhance productivity and code quality

  • Use Copilot for code generation, refactoring, and documentation

  • Accelerate learning and reduce context switching

  • Generate sample data and modernize legacy code

Support testing and security

  • Generate unit and integration tests

  • Identify edge cases and write assertions

  • Suggest security improvements and performance optimizations

Configure privacy, content exclusions, and safeguards (10–15%)

Manage privacy settings and exclusions

  • Configure content exclusions and editor settings

  • Describe ownership and limitations of outputs

Apply safeguards and troubleshoot

  • Enable duplication detection and security warnings

  • Resolve issues with suggestions and exclusions

Study resources

We recommend that you train and get hands-on experience before you take the exam. We offer self-study options and classroom training as well as links to documentation, community sites, and videos.

Study resources Links to learning and documentation
Get trained Choose from self-paced learning paths and modules or take an instructor-led course on Microsoft Learn – GitHub Copilot Fundamentals Part 1 and GitHub Copilot Fundamentals Part 2
Find documentation Responsible AI
GitHub Copilot plans and features
How GitHub Copilot works and handles data
Prompt crafting and prompt engineering
Developer use cases for AI
Testing with GitHub Copilot
Privacy fundamentals and content exclusions
Ask a question GitHub Community Discussions
Get community support GitHub Blog
Follow GitHub Twitter
LinkedIn
Instagram
Find a video YouTube

Change log

This exam has changed significantly (e.g., new objectives were added, some were removed, existing objectives may have moved to different functional groups, and all were reworded) on January, 2026.