Linux
czvf
-c: Create an archive. -z: Compress the archive with gzip. -v: Display progress in the terminal while creating the archive, also known as "verbose" mode. The v is always optional in these commands, but it's helpful. -f: Allows you to specify the filename of the archive.
The kernel is a program that does most of the housekeeping tasks in Linux; it is a layer between computer hardware and software. true/false
true
wget
will go to a website and download a file (example.com/example.pdf)
-p
you can create a directory with subdirectories in a single command
A path that begins at the root is called: Absolute Relative Direct Comlex Current
Absolute
You could use the following paths to navigate Linux directories: Absolute, relative Relative, guaranteed Absolute, direct Easy, complex
Absolute, relative
The directory you are in is referred to as: Home directory Root directory Current working directory Parent directory
Current working directory
Non ASCII files are sometimes referred to as ordinary text files and are created with a "text editor". True/False
False
Every user on a Linux system is assigned a unique directory called: Working directory User directory Home directory Personal directory
Home directory
A path that begins at a current directory is called: Absolute Current Direct Relative Comlex
Relative
what does SAGE in terms of systems administrators stand for?
Systems Administrators code of ethics.
GNU is a computer operating system composed entirely of free software. True/False
True
Linux is one of the most well-known "open source" operating systems. True/False
True
Open source software is very often developed in a public, collaborative manner. Open-source license permits users to study, change, improve and at times also to distribute the software. True/False
True
The following command will move into the account home directory cd cd account/home cd / move
cd
This command can be used to view the history of the previously executed commands: man apropos history recall who
history
The following commands can be used to create text files except for: touch filename make filename ls > filename date > filename
make filename
add directory with subdirectories in one line
mkdir -p parentdir{childdir,childdir2,childdir3}
All of the following are the resources that an operating system needs to manage except for: Pico Nano VI notepad
notepad
The following command gives path to the current working directory: cd ls pwd where
pwd
All of the following are the resources that an operating system needs to manage except for: Files and file system Input/output devices Processors Remote servers
remote servers
what does $ cd do
takes you to the home directory can also use: $ cd ~ OR $ cd $HOME OR $ cd ~/
tree code is
tree -d filename
Most texts define two functions of an operating system as extended machine and resource manager. true/false
true