400+ Git Interview Questions Practice Test

你的回答对于准备Git相关面试问题是非常有帮助的。让我们总结一下这些问题和它们的正确答案：

1. What does the term 'HEAD' mean in Git?

   • A) The current commit to which all changes are related.
   • B) The last commit made in the repository.
   • C) The current branch that you are working on.
   • D) The starting point of a clone operation.
   • 正确答案: A) The current commit to which all changes are related.

2. How does a git rebase differ from a git merge?

   • A) Rebase changes the base of the current branch.
   • B) Merge creates a new commit in the history.
   • C) Rebase is used for public branches.
   • D) Merge is not recommended for feature branches.
   • 正确答案: A) Rebase changes the base of the current branch.

3. What is the main function of a .gitignore file?

   • A) To ignore merge conflicts.
   • B) To list files and directories which Git should ignore.
   • C) To define Git configuration settings.
   • D) To log ignored files in version control.
   • 正确答案: B) To list files and directories which Git should ignore.

4. In Git, what is the purpose of tagging?

   • A) To mark a specific point in the repository's history.
   • B) To create a new branch.
   • C) To merge two branches.
   • D) To revert changes to a previous state.
   • 正确答案: A) To mark a specific point in the repository's history.

5. What is the function of the git clone command?

   • A) To create a new branch.
   • B) To copy a repository from GitHub to the local machine.
   • C) To merge changes from one branch to another.
   • D) To track a new remote repository.
   • 正确答案: B) To copy a repository from GitHub to the local machine.

这些基础知识点是理解和使用Git的核心。随着你对Git的进一步学习，你将能够掌握更高级的命令和概念，如复杂的merge策略、分散式合并（Bisect）、子模块（Submodules）等，这些都将在面试或实际工作中发挥重要作用。记住，掌握Git需要实践和经验，所以不断使用它来解决问题，并尝试理解每个操作的原理是关键。加油！