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Module Quiz: Command Line :Version Control (Meta React Native Specialization) Answers 2025

1. Command to print current working directory?

✔️ pwd
❌ cd
❌ cat


2. Command to search text content?

✔️ grep
❌ ls
❌ mkdir


3. Standard I/O streams (Select all correct):

✔️ stdin
✔️ stdout
✔️ stderr

(All three are standard streams.)


4. Pipes pass output of one command to another.

✔️ True
❌ False


5. Command to list files and directories?

✔️ ls
❌ cd
❌ mkdir


6. mv creates directories?

✔️ False
❌ True

(mv moves/renames files, mkdir creates directories.)


7. Flags change command behavior?

✔️ True
❌ False


8. Benefits of using the command line (Select all correct):

✔️ Automating tasks
✔️ Interacting with cloud platforms consistently
✔️ Improved performance vs GUI
❌ Automatically correct mistakes



Summary Table

Q.No Correct Answer Explanation
1 pwd ✔️ Shows current directory.
2 grep ✔️ Searches text patterns.
3 stdin, stdout, stderr ✔️ All are standard I/O streams.
4 True ✔️ Pipes connect commands.
5 ls ✔️ Lists files & dirs.
6 False ✔️ mv moves; mkdir creates.
7 True ✔️ Flags modify command behavior.
8 Automation + cloud CLI + performance ✔️ Real CLI advantages.