Getting Started with Git2

Question 1

What are 3 possible stages of a file?

Answer 1

1. Committed
2. Modified
3. Staged

Question 2

What does it mean that a file is in “Committed” stage?

Answer 2

Data in this file is stored in local DB in the project.

Question 3

What does it mean that file is “Modified” stage?

Answer 3

It means that the file has been changed since the last time it was committed in the local db.

Question 4

What does it mean that he file is in Staged state?

Answer 4

Changes are marked to be committed.

Question 5

3 main parts of Git project?

Answer 5

1. .git directory (Repository)
2. working directory (checkout of 1 version of a project)
3. Staging area (Index) - used to build a commit

Question 6

How to list all settings in Git config?

Answer 6

git config –list

Question 7

How to show username from git config?

Answer 7

git config user.name

Question 8

how to get help for “config” command in git?

Answer 8

git help config

Question 9

How to add existing repo to remote origin?

Answer 9

git remote add origin __link__

Question 10

How to push initial commit to origin?

Answer 10

git push -u origin master

Question 11

How to authenticate using SSH?

Answer 11

Generate ssh key-pair using “ssh-keygen”.
Copy id_rsa.pub to ssh settings page in github.

Question 12

What happens when you modify and stage a file, and then change it afterwards and call git status?

Answer 12

It appears in both modified/new file state and in untracked, since what you staged is a snapshot in time of a file.

Question 13

What are the 3 columns of git status -s output?

Answer 13

1. Status in “staging” area
2. Status in “working directory”
3. file name

Question 14

How to commit while skipping adding to staging state?

Answer 14

git commit -a -m “message”

Question 15

How to see a list of commits?

Answer 15

git log

Question 16

How to see a simpler view of git commits?

Answer 16

git log –oneline

Question 17

How to see a detail view of git commits?

Answer 17

git log –stat

Question 18

How to see the most detailed view of git commits?

Answer 18

git log –patch

Question 19

How to tell git to not track a file anymore and delete it locally?

Answer 19

git rm file

Question 20

How to tell git to not track a file but leave it locally?

Answer 20

git rm –cached file

Question 21

How to rename a file in git?

Answer 21

git mv file newfile

Question 22

How to create a new branch?

Answer 22

git checkout -b branchName

Question 23

git-school.github.io/visualizing-git

Answer 23

ok

Question 24

how to create new WIP snapshot?

Answer 24

git stash

Question 25

How to see a list of git stashes?

Answer 25

git stash list

Question 26

how to restore git stash?

Answer 26

git stash popp

Question 27

How to merge new_branch to master branch?

Answer 27

1. Checkout to master
2. git merge new_branch

Question 28

what does git reset (–mixed) commit# does?

Answer 28

It moves all commits from commit# to working directory