Thread by @swapnakpanda

GIT Interview Questions

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1️⃣ Introduction to VCS
2️⃣ Introduction to GIT
3️⃣ Repository
4️⃣ Operations
5️⃣ Branch
6️⃣ Recover
7️⃣ Differences
8️⃣ Extra

1️⃣ Introduction to VCS

✪ What is a Version Control System (VCS)?
✪ Explain a VCS with a diagram.
✪ What are the benefits of using a VCS?
✪ What is a distributed VCS?

2️⃣ Introduction to GIT

✪ What is GIT?
✪ Explain the basic architecture of GIT.
✪ Explain the workflow in GIT.
✪ How is GIT better comparing to a traditional VCS like Subversion (SVN)?
✪ What language is used in GIT?

3️⃣ Repository

✪ What is a repository?
✪ What does a GIT repository contain?
✪ What is a remote repository?
✪ What is a local repository?
✪ What is a bare repository?

✪ How to create/initialise a repository?
✪ What is a clone? How to do it?
✪ What is a fork?
✪ What is "git config" command used for?

4️⃣ Operations

✪ How to remove a file from git without removing it from your file system?
✪ What does "git add" command do?
✪ What does "git rm" command do?
✪ What is a Commit Message?
✪ What command is used for committing?

✪ What is an Index or, a Staging Area? Why is it used?
✪ How to fix a broken commit?
✪ What does "git reset --mix" do?
✪ How do you squash the last N commits into a single commit?
✪ What is Push/Push Request?

✪ What does a Commit Object contain?
✪ How do you find a list of files that have changed in a particular commit?
✪ How would you return a commit that has just been pushed?
✪ What is "git pull" used for?
✪ What is "git pull origin" used for?
✪ What is Fetch?

✪ What is Merge?
✪ What is a merge conflict?
✪ Explain the different points when a merge can enter a conflicted stage.
✪ How to resolve a conflict?
✪ What does "git merge --abort" do?

✪ What is a Tag?
✪ What does "git tag" do?
✪ What does "git checkout" do?
✪ What does "git checkout -b" do?
✪ What is a hook?
✪ What does a hook comprise of?

5️⃣ Branch

✪ What is a branch?
✪ What is master?
✪ What is HEAD?
✪ What is main?
✪ How to create a branch?
✪ How to know if a branch has been combined into master?
✪ What does "git cherry-pick" do?

✪ What is Git Stash?
✪ What does "git stash apply" do?
✪ What does "git stash drop" do?
✪ What does "git stash list" does?
✪ How to delete a branch?

6️⃣ Recover

✪ If you recover a deleted branch, what work is restored?
✪ What is "git reflog"?
✪ How to recover a deleted branch using "git reflog"?

7️⃣ Differences

✪ HEAD vs Working Tree vs Index
✪ Pull vs Fetch
✪ Pull Request vs Push Request
✪ Pull Request vs Branch
✪ Fork vs Clone vs Branch

✪ "git remote add" vs "git clone"
✪ "git diff" vs "git status"
✪ "git merge" vs "git rebase"
✪ Revert vs Reset
✪ Git vs GitHub
✪ Git vs SVN

8️⃣ Extra

✪ Describe the branching strategy
✪ Why is it desirable to create an additional commit rather than amending an existing commit?
✪ How do you configure a repository to run code sanity checking tools right before making commits, and preventing them if the test fails?

Here, we come to the end of this 🧵.

Today, it's the festival of lights in India 🇮🇳 and some other countries. We call it "Diwali". We celebrate it to bring lightness by removing darkness.

I wish everyone a happy Diwali. May this bring all the lightness in your life.

Joke:

Those who like to work in "Dark Mode", will they celebrate "Diwali" or not? 😝

I have tried to cover most of the topics in this thread.

If you find anything is missing, feel free to add that in the reply. It would help everyone. 🙏

Hello Pythonistas, 👇 is for you all

https://twitter.com/swapnakpanda/status/1456497198020005891