Git Essentials Quiz

What is Git?

• Programming Language

• Operating System

• Version Control System

• Integrated Development Environment

Answer explanation

Git was created by Linus Torvalds, the same person who created the Linux operating system.

Name two advantages of using Git for version control.

• Collaboration and tracking changes

• Spell-checking and code completion

• Database management and query optimization

• Graphic design and image editing

Answer explanation

Git allows multiple developers to work on the same project simultaneously and tracks changes made by each developer.

What is a commit in Git?

• A synchronized copy of a repository

• A snapshot of the repository at a specific point in time

• A type of Git command

• A programming language feature

Answer explanation

Commits in Git represent a specific state of the project and contain changes made to the repository.

What is the recommended practice for writing a commit message in Git?

• Use a single word to describe the changes

• Write a summarized subject and detailed description of the changes made

• Skip writing commit messages as they are not important

• Use emojis to convey the message

Answer explanation

A well-written commit message helps other developers understand the purpose and context of the changes.

Which of the following is a long-lived branch

• features branch

• main/master branch

• fix branch

• hotfix branch

Answer explanation

Long-lived branches in Git are branches that persist over an extended period and serve as a stable foundation for ongoing development such as the main/master, release, production, staging, uat and development branch.

What are merge conflicts in Git?

• Conflicts between different branches during merging

• Conflicts between different Git repositories

• Conflicts between Git commands

• Conflicts between users collaborating on a Git project

Answer explanation

Merge conflicts occur when Contradictory changes happen during a merge operation.

Which command is used to view the commit history in Git?

• git history

• git show

• git log

• git status

Answer explanation

The "git log" command displays the commit history in chronological order.

The branch we create for a quick fix that need urgently in production?

• develop branch

• fix branch

• hotfix branch

• feature branc

Answer explanation

hotfix refers to a specific type of branch that is created to address critical issues or bugs in the production code. It is typically used when an urgent fix is required to resolve a critical problem found in the currently deployed version of the software.

What is a pull request in Git?

• A request to retrieve the latest changes from the remote repository

• A request to delete a branch from the repository

• A request to create a new repository

• A request to merge changes from one branch to another

Answer explanation

Pull requests provide a way for developers to propose and discuss changes before merging them into a target branch.

What is the recommended workflow for handling a pull request in Git?

• Automatically merge the pull request without review

• Review the pull request, address any feedback or issues, and then merge the changes

• Close the pull request without merging the changes

• Merge the pull request immediately, without review or consideration

Answer explanation

The best practice is to review the changes in a pull request, provide feedback, address any necessary changes, and then merge the request once it meets the required standards and has been approved. This ensures the quality and stability of the codebase.