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Linux Essentials

Category:

Description

Linux adoption continues to rise world-wide as individual users, government entities and industries ranging from automotive to space exploration embrace open source technologies. This expansion of open source in enterprise is redefining traditional Information and Communication Technology (ICT) job roles to require more Linux skills. Whether you’re starting your career in open source, or looking for advancement, independently verifying your skill set can help you stand out to hiring managers or your management team.

The Linux Essentials certificate also serves as a great introduction to the more complete and advanced Linux Professional certification track.

Current version: 1.6 (Exam code 010-160)

Objectives: 010-160

Prerequisites: There are no prerequisites for this certification

Validity period: Lifetime

To receive the Linux Essentials certificate the candidate must:

  • have an understanding of the Linux and open source industry and knowledge of the most popular open source Applications;
  • understand the major components of the Linux operating system, and have the technical proficiency to work on the Linux command line; and
  • have a basic understanding of security and administration related topics such as user/group management, working on the command line, and permissions.

 

MORE INFO

Information

The Linux Essentials certificate validates a demonstrated understanding of the following:

  • FOSS, the various communities, and licenses.
  • Knowledge of open source applications in the workplace as they relate to closed source equivalents.
  • Basic concepts of hardware, processes, programs and the components of the Linux Operating System.
  • How to work on the command line and with files.
  • How to create and restore compressed backups and archives.
  • System security, users/groups and file permissions for public and private directories.
  • How to create and run simple scripts.

 

Linux skills enhance many ICT job roles

Developers

  • Front End Web
  • Back End Web
  • Java
  • Python
  • PHP
  • Mobile
  • SQL
  • Embedded Systems

Administrators

  • Cloud
  • Database
  • Dev Ops
  • IT/ Technical Support
  • Mobile Application Support
  • NOC Operator
  • Big Data
  • Virtualization
  • LAMP

Engineers

  • QA/QC
  • Cloud Architect
  • Microsoft Systems
  • Networking
  • Data Analyst
  • Security

Course Outline

Topic 1: The Linux Community and a Career in Open Source

1.1 Linux Evolution and Popular Operating Systems

Description: Knowledge of Linux development and major distributions.

Key Knowledge Areas:

  • Distributions
  • Embedded Systems
  • Linux in the Cloud

The following is a partial list of the used files, terms and utilities:

  • Debian, Ubuntu (LTS)
  • CentOS, openSUSE, Red Hat, SUSE
  • Linux Mint, Scientific Linux
  • Raspberry Pi, Raspbian
  • Android
1.2 Major Open Source Applications

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

The following is a partial list of the used files, terms and utilities:

  • OpenOffice.org, LibreOffice, Thunderbird, Firefox, GIMP
  • Nextcloud, ownCloud
  • Apache HTTPD, NGINX, MariaDB, MySQL, NFS, Samba
  • C, Java, JavaScript, Perl, shell, Python, PHP
  • dpkg, apt-get, rpm, yum
1.3 Open Source Software and Licensing

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

Key Knowledge Areas:

  • Open source philosophy
  • Open source licensing
  • Free Software Foundation (FSF), Open Source Initiative (OSI)

The following is a partial list of the used files, terms and utilities:

  • Copyleft, Permissive
  • GPL, BSD, Creative Commons
  • Free Software, Open Source Software, FOSS, FLOSS
  • Open source business models
1.4 ICT Skills and Working in Linux

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

The following is a partial list of the used files, 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


Topic 2: Finding Your Way on a Linux System

2.1 Command Line Basics

Description: Basics of using the Linux command line.

Key Knowledge Areas:

  • Basic shell
  • Command line syntax
  • Variables
  • Quoting

The following is a partial list of the used files, terms and utilities:

  • Bash
  • echo
  • history
  • PATH environment variable
  • export
  • type
2.2 Using the Command Line to Get Help

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

Key Knowledge Areas:

  • Man pages
  • Info pages

The following is a partial list of the used files, terms and utilities:

  • man
  • info
  • /usr/share/doc/
  • locate
2.3 Using Directories and Listing Files

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

Key Knowledge Areas:

  • Files, directories
  • Hidden files and directories
  • Home directories
  • Absolute and relative paths

The following is a partial list of the used files, terms and utilities:

  • Common options for ls
  • Recursive listings
  • cd
  • . and ..
  • home and ~
2.4 Creating, Moving and Deleting Files

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

Key Knowledge Areas:

  • Files and directories
  • Case sensitivity
  • Simple globbing

The following is a partial list of the used files, terms and utilities:

  • mv, cp, rm, touch
  • mkdir, rmdir


Topic 3: The Power of the Command Line

3.1 Archiving Files on the Command Line

Description: Archiving files in the user home directory.

Key Knowledge Areas:

  • Files, directories
  • Archives, compression

The following is a partial list of the used files, terms and utilities:

  • tar
  • Common tar options
  • gzip, bzip2, xz
  • zip, unzip
3.2 Searching and Extracting Data from Files

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

Key Knowledge Areas:

  • Command line pipes
  • I/O redirection
  • Basic Regular Expressions using ., [ ], *, and ?

The following is a partial list of the used files, terms and utilities:

  • grep
  • less
  • cat, head, tail
  • sort
  • cut
  • wc
3.3 Turning Commands into a Script

Description: Turning repetitive commands into simple scripts.

Key Knowledge Areas:

  • Basic shell scripting
  • Awareness of common text editors (vi and nano)

The following is a partial list of the used files, terms and utilities:

  • #! (shebang)
  • /bin/bash
  • Variables
  • Arguments
  • for loops
  • echo
  • Exit status


Topic 4: The Linux Operating System

4.1 Choosing an Operating System

Description: Knowledge of major operating systems and Linux distributions.

Key Knowledge Areas:

  • Differences between Windows, OS X and Linux
  • Distribution life cycle management

The following is a partial list of the used files, terms and utilities:

  • GUI versus command line, desktop configuration
  • Maintenance cycles, beta and stable
4.2 Understanding Computer Hardware

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

Key Knowledge Areas:

  • Hardware

The following is a partial list of the used files, terms and utilities:

  • Motherboards, processors, power supplies, optical drives, peripherals
  • Hard drives, solid state disks and partitions, /dev/sd*
  • Drivers
4.3 Where Data is Stored 

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

Key Knowledge Areas:

  • Programs and configuration
  • Processes
  • Memory addresses
  • System messaging
  • Logging

The following is a partial list of the used files, terms and utilities:

  • ps, top, free
  • syslog, dmesg
  • /etc/, /var/log/
  • /boot/, /proc/, /dev/, /sys/
4.4 Your Computer on the Network

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

The following is a partial list of the used files, terms and utilities:

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


Topic 5: Security and File Permissions

5.1 Basic Security and Identifying User Types

Description: Various types of users on a Linux system.

Key Knowledge Areas:

  • Root and standard users
  • System users

The following is a partial list of the used files, terms and utilities:

  • /etc/passwd, /etc/shadow, /etc/group
  • id, last, who, w
  • sudo, su
5.2 Creating Users and Groups

Description: Creating users and groups on a Linux system.

Key Knowledge Areas:

  • User and group commands
  • User IDs

The following is a partial list of the used files, terms and utilities:

  • /etc/passwd, /etc/shadow, /etc/group, /etc/skel/
  • useradd, groupadd
  • passwd
5.3 Managing File Permissions and Ownership

Description: Understanding and manipulating file permissions and ownership settings.

Key Knowledge Areas:

  • File and directory permissions and ownership

The following is a partial list of the used files, terms and utilities:

  • ls -l, ls -a
  • chmod, chown
5.4 Special Directories and Files

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

Key Knowledge Areas:

  • Using temporary files and directories
  • Symbolic links

The following is a partial list of the used files, terms and utilities:

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