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Travel To and Fro
Whodunnit
Tell Me Everything
Across the Net
This Is How We Do It
100
This is the BASH command I would use to switch locations in the filesystem
What is cd
100
This command will allow me to change the user profile I am entering commands as.
What is "su"
100
Similar to ps, this Bash command shows systems resources. The difference? It updates in real time.
What is top?
100
Used to look up IP addresses and related information for domains, this command defines itself as a DNS lookup tool
What is dig?
100
This command will shut down or stop a process. It becomes less graceful when adding a number that has been eaten by 7
What is kill?
200
This command is used to tell me where I currently am in the filesystem.
What is pwd?
200
By adding a " - " to the command used to change user profiles, we start working in this location once logged in
What is that user's home directory?
200
This Bash command will tell me all of the commands I have run since my user profile was created.
What is history?
200
!!!DAILY DOUBLE!!! By using these flags together, the netstat command becomes much more powerful. Even better if your server is in a greenhouse.
What is -plant
200

This command is dangerous; combined with "-rf /", it will delete everything on the disk.

What is rm

300
Using this command, I can identify the contents of the directory I am located in.
What is ls
300
This BASH command is used to list all users currently logged in to the system.
What is who?
300
If you only know this one command, you can use it to find out how all of the others work
What is man?
300
This command was initially developed in 1969, and can be used to send e-mail (among other data) from the command line.
What is telnet?
300
!!!DAILY DOUBLE!!! Bash command "mv" is used to perform what two functions to a file or directory?
What is move and rename?
400
This flag for the "ls" command sorts the output according to file modification time
What is -t
400
This command will allow me to see who has recently been (or currently is) logged in to the machine
What is last?
400
This command will show disk free space at the file system level
What is df?
400
I can use this command to find my IP address. Be careful! One of these is being deprecated for the other.
What is ifconfig or ip addr
400
This command will print the last 10 lines of a file to standard output.
What is tail
500
These are the two ways we signify that a string is a command option (or flag).
What is "-" or "--"
500
This user is on all Linux systems, and has virtually unlimited privileges.
Who is root?
500
With its output often serving as a bragging right, this command will tell you how long the server has been running.
What is uptime
500
This command will search through a file line by line for the given string
What is grep?
500
This command will print out an entire file to standard output (backwards)
What is tac