Git Interview Questions and Answer Part – 8

What are the fundamental concepts in Git’s object model?

• Commits, trees and leaves
• Commits, files and branches
• Commits, tags and branches
• Commits, snapshots, and references (Ans)

What are the characteristics of a well-formed commit message?

• It should consist of a short one-sentence summary followed by an optional longer description. (Ans)
• It should have a total maximum length of 50 characters.
• It should be short and concise.
• It should have lines that are no longer than 72 characters.

What is the merge-base between two commits?

• The list of all common parents of the two commits
• The first common parent of the two commits (Ans)
• The oldest common parent of the two commits
• A special reference pointing to the commit that is being merged into the other one

How do you make sure that each commit represents a single set of changes?

• You use the index to select which changes are going to be part of the commit. (Ans)
• You make sure that all the changes in our working directory are relate-
• You always work on one kind of change at a time.
• You use branches to isolate different kinds of changes.

Why is the reflog important when rewriting history?

• Because it allows you to see a list of references currently in the repository
• Because it allows you to amend existing commits
• Because it allows you to see a log of the commits currently in the repository
• Because it allows you to restore history to a previous state (Ans)

TFS Pull Request Notifications can only be configured at the team level.

• True
• False (Ans)

How do you get commits to a remote repository such as GitHub?

• Checkin
• Push (Ans)
• Commit
• Upload

How many options do you have for source control in TFS 2013?

• 2 (Ans)
• 3
• 4
• 1

You can include external Git repositories in an automated TFS Buil-

• false
• true (Ans)

When do Reference CodeLens Indicators get updated on a Method definition?

• When you commit your changes locally
• As soon as you add code that references that method (Ans)
• When you compile your code
• When you push your changes to the server

What information can you see on the Pull Request details screen in TFS?

• Code Changes
• Source branch
• File listing
• Target branch
• Discussion
• All of these (Ans)
• Reviewers

What version control approaches are used by Centralized Version Control systems?

• All of the Above (Ans)
• Edit/Commit
• None of the Above
• Check-in/Check-out

Pushing your local repository to a central Git repository includes all your commits.

• true (Ans)
• false

To access a file’s history in Git, you must access a central repository.

• False (Ans)
• True

If you create a new method, when does the CodeLens History indicator reflect that you are the author?

• When you compile your code
• When you push your changes to the server
• As soon as the method is created
• When you commit your changes locally (Ans)

If your co-worker changes a method and pushes the change to the server, when does CodeLens tell you about the change?

• When you push your changes to the server
• When she commits her changes locally
• When you pull her changes from the server (Ans)
• As soon she pushes her changes to the server

What should you use to work with a local Git Repository and a centralized TFS source control repository?

• Git Source Control Provider
• Git-TF (Ans)
• Visual Studio Git Extensions

To create a Git branch, you must first create it in a shared repository and then copy that branch to your local repository.

• False (Ans)
• True

What version control approaches are used by Centralized Version Control systems?

• Check-in/Check-out
• None of the Above
• Edit/Commit
• All of the Above (Ans)

If a Pull Request is rejected, can you make code changes and submit a revision?

• Yes (Ans)
• No

Rajesh Kumar

I’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering expert passionate about sharing practical knowledge, real-world experiences, and industry best practices. I have worked at Cotocus and regularly write about technology, travel, investing, health, product reviews, and digital marketing through my various platforms.

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