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