Git , GitHub And CLI

What does the command "git init" do?

• • Initializes a new GitHub repository

• • Creates a new Git repository in the current directory

• • Clones an existing repository

• • Commits changes to the repository

• E)None of the above

Answer explanation

git init initializes a new Git repository in the current directory by creating a .git subdirectory that contains all the necessary metadata and object database.

How do you switch to a different branch?

• • A) git branch <branch-name>

• • B) git checkout <branch-name>

• • C) git switch <branch-name>

• • D) git jump <branch-name>

Answer explanation

git checkout <branch-name> switches the active branch to the specified branch.

What is the primary purpose of git clone?

• • Copying files between branches

• • Creating a duplicate of a repository from a remote server

• • Merging branches

• • Initializing a new repository

• E)None of the above

Answer explanation

git clone is used to create a local copy of a remote repository. It downloads the entire repository, including all files, branches, and history.

Which command stages changes for the next commit?

• • git commit

• • git push

• • git add

• • git pull

• E)None of the above

Answer explanation

git add stages changes by adding files or changes to the staging area, preparing them to be included in the next commit.

What does git status display?

• • A) The current branch

• • B) Changes staged, unstaged, and untracked

• • C) Remote repository status

• • D) The commit history

• E)None of the above

Answer explanation

git status shows the state of the working directory and the staging area, including changes that are staged for commit, unstaged changes, and untracked files.

How can you view the commit history in Git?

• • A) git status

• • B) git log

• • C) git history

• • D) git show

• E)None of the above

Answer explanation

git log displays the commit history for the current branch, including commit hashes, authors, dates, and commit messages.

What is the result of git pull?

• • A) Uploads local commits to the remote repository

• • B) Downloads changes and integrates them into the current branch

• • C) Deletes the current branch

• • D) Creates a new branch

• E)None of the above

Answer explanation

git pull is a combination of git fetch and git merge, which downloads changes from a remote repository and merges them into the current branch.

What does git branch do by default?

• • A) Lists all remote branches

• • B) Deletes a branch

• • C) Lists all local branches

• • D) Merges branches

• E)None of the above

Answer explanation

Without additional arguments, git branch lists all local branches in the repository.

How do you create a new branch in Git?

• • A) git new branch

• B) git branch <branch-name>

• • C) git create <branch-name>

• • D) git checkout <branch-name>

• E)None of the above

Answer explanation

git branch <branch-name> creates a new branch with the specified name. To switch to the new branch, you use git checkout <branch-name>.

Which command is used to delete a branch locally?

• git branch -d <branch-name>

• • B) git delete <branch-name>

• • C) git remove <branch-name>

• • D) git drop <branch-name>

• E)None of the above

Answer explanation

git branch -d <branch-name> deletes the specified branch locally. The -d flag ensures the branch is safely deleted only if it has been fully merged.