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POS 420 Course Begins Education /
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POS 420 Course Begins Education /
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• POS 420 Entire Course

• POS 420 Week 1 DQ 1

• POS 420 Week 1 DQ 1
• POS 420 Week 1 DQ 2
• POS 420 Week 1 DQ 3
• POS 420 Week 2 Individual File Processing
  Commands Worksheet
• POS 420 Week 2 DQ 1

• In your work this week, you have been introduced
  to Linux by logging in to the virtual desktop and
  working through the individual assignment. In
  your own words, what is a "shell?" Why are they
  important in an UNIX or Linux environment?
  Describe at least two elements of the shell that
  make it important in the Linux

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POS 420 Course Begins Education /
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• POS 420 Week 1 DQ 2

• POS 420 Week 1 DQ 3

• In the article, Should You Adopt Open Source
  Software? by Ven, Verelst, and Mannaert, you
  read about some of the pros and cons of adopting
  open source software in an IT environment. In
  your own words, describe why you would or would
  not adopt open source software

• Check out the website http//lwn.net/Distribution
  s/. Youll note that there are many, many
  versions of UNIX and Linux that you could
  implement for your home or work use. Why do you
  believe there are so many varied versions of this
  operating system? What could be the advantage to
  having so many different versions available?

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POS 420 Course Begins Education /
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• POS 420 Week 1 UNIX and Linux Comparison Matrix

• POS 420 Week 2 DQ 1

• Resources University of Phoenix Material UNIX
  and Linux Comparison Matrix
• Complete the UNIX and Linux Comparison Matrix
  located on your student website.
• See the Assignment 1 post in the Main forum or
  Course Materials forum for detailed instructions.
  

• Most of the time, the words UNIX and Linux are
  used interchangably. While this is convention,
  there are differences between the two operating
  systems. What do you think are three differences
  between UNIX and Linux? Describe each and discuss
  why the difference may be important to an
  organization

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POS 420 Course Begins Education /
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• POS 420 Week 2 DQ 2

• POS 420 Week 2 DQ 3

• Throughout this course, and through your own
  research, youll hear how one of the hallmarks of
  UNIX is its out of the box security. Whether
  this is a fact or not depends on who and when you
  ask. You can read an overview of UNIX Security
  here http//www.kernelthread.com/publications/sec
  urity/tunix.html.

• UNIX has been around since the late 1960s. Given
  the long history of the operating system, I would
  like you to read the Bell-Labs article on the
  history of UNIX, located at
• http//www.bell-labs.com/history/unix/

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POS 420 Course Begins Education /
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• POS 420 Week 2 Individual File Processing
  Commands Worksheet

• POS 420 Week 3 DQ 1

• Resource University of Phoenix Material File
  Processing Commands Worksheet
• Resource University of Phoenix Materials Linux
  Directory Log
• Complete the Linux Directory Log located on your
  student website.

• You've read that one of the hallmarks of the UNIX
  operating system is the ability to modify the
  source code of the operating system (this holds
  true for Linux as well). What are two advantages
  to being able to modify the source code of the
  operating system? What are two disadvantages of
  being able to modify the source code of UNIX?

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POS 420 Course Begins Education /
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• POS 420 Week 3 DQ 2

• POS 420 Week 3 DQ 3

• For use in the weekly individual assignments, and
  to get a feel for what the UNIX or Linux of today
  looks like, we have been using Red Hat Linux 5.
  By this time, you may be considering
  investigating other versions of Linux. For this
  DQ, I'd like you to take a "Linux Distribution
  Chooser" test.

• One of the biggest "complaints" people have of
  Linux is that there are few commercial
  applications available to compete with what is
  available in their current operating system. Pick
  two application categories and locate an open
  source alternative for each. Give an overview of
  each product

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POS 420 Course Begins Education /
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• POS 420 Week 3 Individual Linux Script Worksheet

• POS 420 Week 4 DQ 1

• echo Select a country from the follow-ing list
• echo America, Italy, France, Germany
• read country
• case country in
• Aamerica ) echo Ford echo Per-haps
• Iitaly ) echo Ferarriecho no

• What are three things that interest or surprise
  you about the tree? For each of your items,
  describe what is interesting or surprising. You
  are welcome to name more than three! Your answer
  should be at least 200 words.

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POS 420 Course Begins Education /
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• POS 420 Week 4 DQ 2

• POS 420 Week 4 DQ 3

• One of the largest uses of UNIX and Linux are for
  powering the world's supercomputers.
  Supercomputers are used mainly to simulate and
  perform large mathematical calculations. My
  favorite is the Earth Simulator in Japan - I love
  the idea of simulating Earth's conditions.

• After three weeks of working on the Red Hat
  system, you have now had a pretty good
  opportunity to use a command line interface.
  Compare and contrast using the command line
  versus a graphical user interface for system
  administration functions. What are at least two
  advantages and disadvantages of each?

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POS 420 Course Begins Education /
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• POS 420 Week 4 Individual Systems Administration
  Scripting Log

• POS 420 Week 4 Individual Systems Administration
  Scripting Log

• Complete the Linux command skills worksheet that
  is provided in the week 4 Materials Posting

• Complete the Linux command skills worksheet that
  is provided in the week 4 Materials Posting

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POS 420 Course Begins Education /
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• POS 420 Week 5 DQ 2

• POS 420 Week 5 DQ 3

• In chapter 16 of our "Beginning UNIX" text, you
  read about networking protocols available in
  UNIX, and how those protocols are used to power
  the internet. In your own opinion, what are some
  of the reasons why UNIX Internet commands have
  remained mostly the same since the advent of the
  Internet?

• Discuss three things that you will take away from
  this course. You are free to discuss more, but
  you must have at least three. For each of your
  three things, describe why you felt it was
  important and how you will use it as you continue
  in your schooling or at work. Your summary should
  be at least 300 of your own words.

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POS 420 Course Begins Education /
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• POS 420 Week 5 Learning Team Assignment UNIX vs.
  Windows Networking

• Prepare and submit a PowerPoint presentation.

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POS 420 Course Begins Education /
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