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Linux Program and Certification from Linux Professional Institute

 Linux Essentials Exam Objectives Topics:

  1. The Linux community and a career in open source
  2. Finding your way on a Linux system
  3. The power of the command line
  4. The Linux operating system
  5. Security and file permissions


Topic 1: The Linux Community and a Career in Open Source (weight: 7)

1.1 Linux Evolution and Popular Operating Systems

Weight: 2

Description: Knowledge of Linux development and major distributions.

Key Knowledge Areas:

Open Source Philosophy
Distributions
Embedded Systems
The following is a partial list of the used files, terms and utilities:

Android
Debian, Ubuntu (LTS)
CentOS, openSUSE, Red Hat
Linux Mint, Scientific Linux

1.2 Major Open Source Applications

Weight: 2

Description: Awareness of major applications as well as their uses and development.

Key Knowledge Areas:

Desktop Applications
Server Applications
Development Languages
Package Management Tools and repositories
Terms and Utilities:

OpenOffice.org, LibreOffice, Thunderbird, Firefox, GIMP
Apache HTTPD, NGINX, MySQL, NFS, Samba
C, Java, Perl, shell, Python, Samba
dpkg, apt-get, rpm, yum

Related: How Linux is Most Popular Operating System

1.3 Understanding Open Source Software and Licensing

Weight: 1

Description: Open communities and licensing Open Source Software for business.

Key Knowledge Areas:

Licensing
Free Software Foundation (FSF), Open Source Initiative (OSI)
Terms and Utilities:

GPL, BSD, Creative Commons
Free Software, Open Source Software, FOSS, FLOSS
Open Source business models

1.4 ICT Skills and Working in Linux

Weight: 2

Description: Basic Information and Communication Technology (ICT) skills and working in Linux.

Key Knowledge Areas:

Desktop Skills
Getting to the Command Line
Industry uses of Linux, Cloud Computing and Virtualization
Terms and Utilities:

Using a browser, privacy concerns, configuration options, searching the web and saving content
Terminal and Console
Password issues
Privacy issues and tools
Use of common open source applications in presentations and projects
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Topic 2: Finding Your Way on a Linux System (weight: 9)

2.1 Command Line Basics

Weight: 3

Description: Basics of using the Linux command line.

Key Knowledge Areas:

Basic shell
Command line syntax
Variables
Globbing
Quoting
Terms and Utilities:

Bash
echo
history
PATH env variable
export
type

2.2 Using the Command Line to Get Help

Weight: 2

Description: Running help commands and navigation of the various help systems.

Key Knowledge Areas:

Man
Info
Terms and Utilities:

man
info
Man pages
/usr/share/doc/
locate

2.3 Using Directories and Listing Files

Weight: 2

Description: Navigation of home and system directories and listing files in various locations.

Key Knowledge Areas:

Files, directories
Hidden files and directories
Home
Absolute and relative paths
Terms and Utilities:

Common options for ls
Recursive listings
cd
. and ..
home and ~

2.4 Creating, Moving and Deleting Files

Weight: 2

Description: Create, move and delete files and directories under the home directory.

Key Knowledge Areas:

Files and directories
Case sensitivity
Simple globbing and quoting
Terms and Utilities:

mv, cp, rm, touch
mkdir, rmdir
Return to Top

Topic 3: The Power of the Command Line (weight: 9)

3.1 Archiving Files on the Command Line

Weight:  2

Description: Archiving files in the user home directory.

Key Knowledge Areas:

Files, directories
Archives, compression
Terms and Utilities:

tar
Common tar options
gzip, bzip2
zip, unzip

3.2 Searching and Extracting Data from Files

Weight: 3

Description: Search and extract data from files in the home directory.

Key Knowledge Areas:

Command line pipes
I/O re-direction
Basic Regular Expressions ., [  ], *, ?
Terms and Utilities:

grep
less
cat, head, tail
sort
cut
wc

3.3 Turning Commands into a Script

Weight: 4

Description: Turning repetitive commands into simple scripts.

Key Knowledge Areas:

Basic shell scripting
Awareness of common text editors
Terms and Utilities:

#! (shebang)
/bin/bash
Variables
Arguments
for loops
echo
Exit status
Return to Top

Topic 4: The Linux Operating System (weight: 8)

4.1 Choosing an Operating System

Weight: 1

Description: Knowledge of major operating systems and Linux distributions.

Key Knowledge Areas:

Windows, Mac, Linux differences
Distribution life cycle management
Terms and Utilities:

GUI versus command line, desktop configuration
Maintenance cycles, Beta and Stable

4.2 Understanding Computer Hardware

Weight: 2

Description: Familiarity with the components that go into building desktop and server computers.

Key Knowledge Areas:

Hardware
Terms and Utilities:

Motherboards, processors, power supplies, optical drives, peripherals
Hard drives and partitions, /dev/sd*
Drivers

4.3 Where Data is Stored

Weight: 3

Description: Where various types of information are stored on a Linux system.

Key Knowledge Areas:

Programs and configuration, packages and package databases
Processes, memory addresses, system messaging and logging
Terms and Utilities:

ps, top, free
syslog, dmesg
/etc/, /var/log/
/boot/, /proc/, /dev/, /sys/

4.4 Your Computer on the Network

Weight: 2

Description: Querying vital networking configuration and determining the basic requirements for a computer on a Local Area Network (LAN).

Key Knowledge Areas:

Internet, network, routers
Querying DNS client configuration
Querying Network configuration
Terms and Utilities:

route, ip route show
ifconfig, ip addr show
netstat, ip route show
/etc/resolv.conf, /etc/hosts
IPv4, IPv6
ping
host

Topic 5: Security and File Permissions (weight: 7)

5.1 Basic Security and Identifying User Types

Weight: 2

Description: Various types of users on a Linux system.

Key Knowledge Areas:

Root and Standard Users
System users
Terms and Utilities:

/etc/passwd, /etc/group
id, who, w
sudo, su

Related: Top Daily Use Linux Commands

5.2 Creating Users and Groups

Weight: 2

Description: Creating users and groups on a Linux system.

Key Knowledge Areas:

User and group commands
User IDs
Terms and Utilities:

/etc/passwd, /etc/shadow, /etc/group, /etc/skel/
id, last
useradd, groupadd
passwd

5.3 Managing File Permissions and Ownership

Weight: 2

Description: Understanding and manipulating file permissions and ownership settings.

Key Knowledge Areas:

File/directory permissions and owners
Terms and Utilities:

ls -l, ls -a
chmod, chown

5.4 Special Directories and Files

Weight: 1

Description: Special directories and files on a Linux system including special permissions.

Key Knowledge Areas:

Using temporary files and directories
Symbolic links
Terms and Utilities:

/tmp/, /var/tmp/ and Sticky Bit
ls -d
ln -s

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