Basic Commands in Linux/Unix

What command is used to display the current working directory in a Linux/Unix system?

• pwd

• ls

• cd

• dir

Arnav wants to organize his files in his Linux system. Which command should he use to create a new directory?

• md

• newdir

• mkdir

• touch

The command "ls -l" in Linux/Unix is used to:

• List all files including hidden files

• List files in long format

• Display files in a detailed format

• List files in reverse order

Avani, Sneha, and Divya are working on a project in a Linux environment. They need to delete a file, which command should they use?

• del

• rm

• erase

• delete

What command is used to display the contents of a file in a Linux/Unix system?

• show

• cat

• display

• content

In a Linux/Unix system, what does the command "cd .." do?

• Change to the previous directory

• Change to the root directory

• Change to the home directory

• Change to the parent directory

The command "cp" in Linux/Unix is used to:

• Move a file

• Copy a file

• Rename a file

• View a file

What command is used to find and replace text within a file in a Linux/Unix environment?

• replace

• rep

• grep

• sed

The command "chmod 755 file.txt" in Linux/Unix is used to:

• Change the owner of the file

• Change the file extension

• Change the file permissions

• Create a new file

Which command is used to display the last 10 lines of a file in Linux/Unix?

• tail

• head

• more

• bottom