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Module 1
Introduction
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Objectives
Answer the question : Why Linux ?
List some of the key companies using Linux today
Describe the “Value Proposition” associated with
Linux
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Why Linux ? (becomes popularly)
Linux is a source opened operating system (OS) with all the features of other OSs
It’s a very stable, quality, flexible OS being continually developed by hundreds of thousands of independent programmers from around the world
Companies using Linux today
IBM
HP
Cisco
Sun Microsystems
Hitachi
Fujitsu
Sony
Amazon.com
…and many more
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What can the Linux do ?
Linux is extremely valuable and is used in many ways. It’s
deployed as a server, development or workstation with
emerging technologies :
Web Hosting
Softwares Development
File and Print services
Document Publishing
E-mail Servers Database Servers Network Routers And a host of other workstation applications, …
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The “Value” Proposition
Reliability
Scalability
Security
ROI (Return On Investment)
TCO (Total Cost of Ownership)
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Reliability
You can easily manage the necessary workloads in today’s
business environment
Linux machine can do as FTP server, Web server, Mail
server, DHCP server, DNS server, …and run smoothly
You do NOT need to reboot machine after installing new
softwares or services
Linux machine has never been halted
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Scalability
The release of the 2.4 kernel can handle large business
workloads that once could only be addressed by closed,
proprietary platforms and solutions
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Security
The open source model allows for auditing policy
When problems are found, fixes are developed and tested
by the group of worldwide programmers
Viruses are almost non-existent on Linux
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ROI (Return On Investment)
The open source licensing model allows for no per unit fees
or licensing charges.
This will significantly reduce IT infrastructure expense
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TCO (Total Cost of Ownership)
Each Linux administrator can maintain a large number of
servers and clients. This reduces the total cost of ownership of
Linux versus Windows, Netware and other PC platforms
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LPI 101 Exam
• One of two exams required for the LPIC Level 1 (LPIC-1)
• This exam tests your knowledge on four of ten major topics in LPIC-1
• Exam Topics are numbered using the topic.objective notation (e.g., 101.1, 101.2, 102.1)– Each of these Objectives is assigned a numeric weight, which
acts as an indicator of the importance of the Objective. Weights typically run between 1 and 8, with higher numbers indicating more importance
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LPI 101 Exam
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LPI 101 Exam
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LPI 101 Exam
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LPI 101 Exam
• Exam: – Time: 120mins– Questions: 60– Passed Score: 500– Prize: 155 USD– Location: Prometric or VUE
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LAB Conventions
When you’re asked to enter a command, it will be written in
the form :
# command
Command may also be written in the form:
# command # comment
“ # comment“ describes action or meaning of the command,
NOT a part of command
Control keys are shown by caret symbol and the required
leter. For example: ^C = Control + C
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