DevOps Version Control & Git Workflows 2

Question 1

What is the difference between 'git fetch' and 'git pull'?

Accepted Answer

git fetch only downloads remote changes; git pull downloads and merges them

Answer

git fetch downloads and merges changes; git pull only downloads

Answer

git fetch works on branches; git pull works on tags

Answer

git fetch requires authentication; git pull does not

Question 2

Which strategy minimizes merge conflicts by keeping feature branches short-lived and merging frequently?

Accepted Answer

Trunk-Based Development

Answer

Gitflow

Answer

Release branching

Answer

Environment branching

Question 3

What is a 'pull request' (or 'merge request') primarily used for in a team DevOps workflow?

Accepted Answer

Proposing code changes and triggering peer review before merging

Answer

Requesting access to a protected repository

Answer

Pulling configuration from a remote server

Answer

Downloading the latest build artifacts from CI

Question 4

What does 'git cherry-pick' do?

Accepted Answer

Applies a specific commit from one branch onto another

Answer

Selects the best version of a file during conflict resolution

Answer

Removes unwanted commits from the repository history

Answer

Compares two branches and picks the newer changes

Question 5

In Git, what is 'origin' by default?

Accepted Answer

The default name for the remote repository a project was cloned from

Answer

The first commit ever made in the repository

Answer

The main branch of a repository

Answer

A Git alias for the local working directory

Question 6

What Git workflow practice does DORA research identify as a key predictor of high software delivery performance?

Accepted Answer

Working in small batches with trunk-based development

Answer

Using only release branches for all changes

Answer

Requiring multi-day code reviews before any merge

Answer

Tagging every commit with a version number

Question 7

Which Git command shows the commit history including all branches in a visual graph format?

Accepted Answer

git log --all --graph --oneline

Answer

git history --visual --branches

Answer

git show --tree --all

Answer

git branch --graph --verbose