Linux - Week 3

What are the process states in Linux?

• Ready: The process is created and is ready to run 

• Running: The process is being executed

• Blocked or wait: Process is waiting for input from the user

• Zombie: Process terminated, but the information still exists in the process table

Which affirmation is TRUE:

• Is: This command list out all the files in the directed folder

• cd: This command is used to change to the directory you want to work from the present directory

• mkdir: This command is used to create an entirely new directory

• rmdir: This command is used to remove a directory from the system

Check correct linux networking and troubleshooting commands:

• Hostname

• Ping

• Netstat

• Code

Which are user-based permission groups in Linux?

• All Users

• Group

• Admin

• Owner

What is the tail command in Linux?

• Print the last N number of lines of the given data, it prints 10 lines by default

• Print the first N number of lines of the given data, it prints 10 lines by default

• Print only the last N number of lines of the given data

• Print only the first N number of lines of the given data

Enlist some Linux to file content commands?

• head: Display top lines of the file

• tail: Display the last lines of the file

• cat: Concatenate more than 2 files

• more: Displays the content in pager form to view in the terminal

Which Linux command is used to list all running processes:

• Hostname

• Echo

• Ps

• Man

How to uninstall the libraries in Linux?

• apt search (program name)

• apt purge (program name) 

• apt upgrade (program name) 

• apt remove (program name) 

What is cat > filename.txt command doing?

• copy files or directories and their content

• find a file in the database system

• creates a new file 

• find files in the current directory 

chmod -wx filename is used to:

• to add write and executable permissions 

• to take out executable permissions

• to take out write and executable permissions

• to add write permissions