In Git, __________ can be used to verify the integrity and origin of commits.
- Hash
- Signature
- Tag
- Branch
In Git, each commit is identified by a unique hash, which serves as its integrity check. The hash ensures that the commit's content and history haven't been altered, making it a reliable verification method.
Merging branches in Git typically involves the _______ branch into the current branch.
- feature
- master
- development
- source
When merging branches in Git, the changes from one branch are typically incorporated into another branch. The correct option is ' master'.
The process of systematically checking commits to find a bug using git ________ is known as bisecting.
- Diff
- Log
- Bisect
- Status
Git bisect is a powerful tool for pinpointing the introduction of bugs by systematically narrowing down the range of commits. It efficiently helps in identifying the commit where the bug was introduced.
You're working on a feature in a separate branch and want to include recent changes from the main branch. What Git strategy should you use?
- Merge
- Rebase
- Cherry-pick
- Reset
When working on a separate branch and wanting to include recent changes from the main branch, the recommended Git strategy is to rebase. Rebasing incorporates changes from one branch into another and results in a cleaner, linear project history. Merging is another option, but it can create unnecessary merge commits. Cherry-pick and reset are not typically used for this scenario.
To remove a file from the staging area without deleting the file itself, use the command git _______.
- reset
- unstage
- rm
- discard
The correct option is unstage. This command is used to remove a file from the staging area, leaving the working directory unchanged. It allows you to unstage changes that you previously staged with git add.
What is an essential step in ensuring a smooth transition from a centralized VCS to Git?
- Train team members on Git fundamentals and best practices.
- Avoid training and let the team adapt on their own.
- Perform the migration without informing the team to minimize resistance.
- Hire external consultants to handle the transition.
Training team members on Git fundamentals and best practices is essential for a smooth transition. Avoiding training may lead to confusion, and informing and involving the team in the process helps mitigate resistance. Hiring external consultants may not address the internal team's needs effectively.
During migration to Git, what is the best strategy to preserve the commit history from the previous version control system?
- Create a mapping between old and new commits, ensuring each commit is accounted for.
- Discard the old commit history for simplicity.
- Convert all old commits into a single initial commit in Git.
- Use a third-party tool to import commits directly.
When migrating to Git, it's crucial to establish a mapping between old and new commits to preserve the commit history accurately. Discarding history or converting all commits into one may result in loss of valuable information. Using third-party tools can help in importing commits seamlessly.
Reflecting on major Git successes, what is a common factor that contributes to efficient version control in large organizations?
- Centralized version control
- Frequent manual interventions
- Effective branching and merging strategies
- Avoiding the use of Git hooks
Efficient branching and merging strategies contribute to successful version control in large organizations. They enable parallel development, easy collaboration, and streamlined integration of features.
How do you check the current version of Git installed on your system?
- git version
- git show
- git status
- git check
To check the current version of Git, you can use the git version command. This will display the installed Git version on your system. The other options are not suitable for checking the Git version.
How does the Forking workflow model differ from the Feature Branch workflow?
- Both workflows involve separate branches, but in Forking, contributors clone the repository independently, while in Feature Branch, contributors create branches within the main repository.
- Forking creates a separate copy of the entire repository for each contributor, whereas Feature Branch allows contributors to work in their branches within the main repository.
- Forking requires merging pull requests to the upstream repository, while Feature Branch involves merging directly into the main branch.
- Feature Branch workflow allows more flexibility for individual contributors, while Forking workflow is more centralized.
The Forking model involves contributors creating a copy (fork) of the repository, making changes, and then issuing pull requests to merge changes back. Feature Branch involves creating branches within the main repository for each feature or bug fix.