What command can you use to safely shut down the Linux system immediately?
To shut down the system from a terminal session, sign in or “su” to the “root” account. Then type “/sbin/shutdown -r now”. It may take several moments for all processes to be terminated, and then Linux will shut down. The computer will reboot itself.
What terminal command will display a workstation’s IP address?
At the prompt, type “ipconfig /all”. All IP information for all network adapters in use by Windows will be displayed.
Which of the following would you enter at the Linux command line to shut down Linux immediately and to power off the computer?
Run the “reboot” command with -p option to power-off or shutdown the Linux machine. -p, –poweroff: Power-off the machine, either halt or poweroff commands is invoked.
Which of the following commands will delete all the files in a directory in terminal?
Open the terminal application. To delete everything in a directory run: rm /path/to/dir/* To remove all sub-directories and files: rm -r /path/to/dir/*
What command shuts down after 1 second?
To create a shutdown timer manually, open Command Prompt and type the command shutdown -s -t XXXX. The “XXXX” should be the time in seconds you want to elapse before the computer shuts down. For instance, if you want the computer to shut down in 2 hours, the command should look like shutdown -s -t 7200.
What does init 0 do in Linux?
Basically init 0 change the current run level to run level 0. shutdown -h can run by any user but init 0 can only run by superuser. Essentially the end result is the same but shutdown allows useful options which on a multiuser system creates less enemies 
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What is the command for nslookup?
Go to Start and type cmd in the search field to open the command prompt. Alternatively, go to Start > Run > type cmd or command. Type nslookup and hit Enter. The displayed information will be your local DNS server and its IP address.
How do I ping an IP address?
Here’s how it is done:
- Press the Windows key on your keyboard then start typing cmd.
- In the search results, you should see the Command Prompt app. Click it. …
- Type “ping,” add one space, and type an IP address or domain name you want to test your connection with. When you type all that, hit “Enter” on your keyboard.
Is INET the IP address?
inet. The inet type holds an IPv4 or IPv6 host address, and optionally its subnet, all in one field. The subnet is represented by the number of network address bits present in the host address (the “netmask”). … In IPv6, the address length is 128 bits, so 128 bits specify a unique host address.
Is everything a file in Linux?
That is in fact true although it is just a generalization concept, in Unix and its derivatives such as Linux, everything is considered as a file. … If something is not a file, then it must be running as a process on the system.
What is the difference between init 6 and reboot?
In Linux, the init 6 command gracefully reboots the system running all the K* shutdown scripts first, before rebooting. The reboot command does a very quick reboot. It doesn’t execute any kill scripts, but just unmounts filesystems and restarts the system. The reboot command is more forceful.