Answer:
1. touch command
2. wall command
3.apt-get is the command-line tool for handling packages, and may be considered the user's "back-end" to other tools using the APT library
4. -rwxrw-r-
5. sudo command
6. read command is used for getting user input in a Linux shell script.
7. top command
8. ask them to use dig command.
9. Type echo $PATH at the command prompt and press ↵ Enter
10. If a process is already in execution, such as the tar command example below, simply press Ctrl+Z to stop it then enter the command bg to continue with its execution in the background as a job. You can view all your background jobs by typing jobs.
Answer:
It means the driver has been tested by Microsoft, and its an unaltered file.
Explanation:
A signed driver ensures that comes directly from Microsoft, it hasn't been modified by any other group or otherwise would lose the signature, the driver is associated with a digital certificate that allows Windows to test its authenticity.
Since drivers work at very high-security levels on Windows OS, installing unsigned drivers it's a considerable risk.
Answer:
You don’t have a great many choices when it comes to your computer's operating system, but the choice that you make can have wide-ranging consequences. The five OSes included here are your most viable options. That's not a huge number, but these operating systems differ distinctly in strengths and weaknesses. Four come from gargantuan commercial tech giants, while one, the Linux-based Ubuntu, is a free, open-source option. Windows and macOS are generally the most powerful in terms of hardware and software selection as well as interface conveniences and utilities, while Chrome OS is more lightweight and runs on inexpensive hardware.