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Linux 專業認證講座. 鄭任峰 [email protected] Content. Linux Feature Linux Purpose Why Get Linux Certified LPI Level 1 Exam Information industry Market in the future Skills Tools Interview Tips. Linux Feature. Multi-Task / Multiple CPU Hardware Compatibility Kernel function:

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Linux

Linux專業認證講座

鄭任峰

[email protected]


Content
Content

  • Linux Feature

  • Linux Purpose

  • Why Get Linux Certified

  • LPI Level 1 Exam

  • Information industry

  • Market in the future

  • Skills

  • Tools

  • Interview

  • Tips


Linux feature
Linux Feature

  • Multi-Task / Multiple CPU

  • Hardware Compatibility

  • Kernel function:

    1. Process Schedular

    2. Inter Process Control (IPC)

    3. File System Management

    4. Networking

    5. Memory Management

  • Modules

  • Embedded platform


Linux purpose
Linux Purpose

  • Generic Servers:

    DNS/Mail/Web/Proxy/DB/FTP…

  • Embedded System:

    Cell Phone, PDA, Motors….

  • Computing:

    1. Linux Cluster

    http://www.linuxclustersinstitute.org

    2. [email protected]

    http://setiathome.ssl.berkeley.edu/unix.html

    3. NASA Space Craft Project

    http://flightlinux.gsfc.nasa.gov/

    :

    :


Why get linux certified
Why Get Linux Certified

  • Establish your competence for well-defined Linux-related functions.

  • Easily demonstrate your competence to a potential contractor.

  • Certification helps you set out and follow a career path.

    Resource: http://lpi.org


Lpi level 1 exam 101 tests basic capabilities
LPI Level 1 Exam 101 tests basic capabilities

  • Hardware & Architecture

  • Linux Installation & Package Management

  • GNU & Unix commands

  • Devices, Linux Filesystems, Filesystem Hierarchy Standard

  • The X Window System

    Resource: http://lpi.org


Lpi level 1 exam 102 tests basic capabilities
LPI Level 1 Exam 102 tests basic capabilities

  • Kernel

  • Boot, Initialization, Shutdown and Runlevels

  • Printing

  • Documentation

  • Shells, Scripting, Programming, and Compiling

  • Administrative Tasks

  • Networking Fundamentals

  • Networking Services

  • Security

    Resource: http://lpi.org


Lpi level 1
LPI Level 1

  • Pass Exam 101、102

  • Type: MC / MCMA / FITB , About 55-65 Questions

  • Time: 90 min for each

  • Scoring: weighted

  • Cost: US 100 for each

    Resource: http://www.lpi.org



Market in the future
Market in the future

Information industry

SA: 5%~10% SI: 30%~40%

  • Internet Service Provider : 1%~2%

  • Content Provider: 1%~2%

  • Hardware/Sales: 30~40%

    Market in the future

  • Antivirus

  • firewall

  • VPN

  • intrusion detection system

  • spam control


Skills
Skills

System Develop / Content Provider

SA/SD: C/C++ ,Perl ,Java ,VB ,PHP, ASM….

Tools: Algorithm,Recurion,Socket,I/O….

Hardware: chips,SPEC,Logical circuitry…

System Intergration / Internet Service Provider

SA/SD: C, Perl , Java ,VB,PHP….

analytics: Statistic, Regular Expression

Networking: OSI 7-Layer ( Routing/Switching) ,

Application Protocol (SMTP, FTP,DNS, HTTP, SSH, SSL…)

Security (Firewall,IDS, RSA, DES ,AES, Virus… )

OS: UN*X (Linux , Solaris , FreeBSD , AIX , HPUX…) , Windows

Storage: Disk Array (RAID, NAS/SAN/DAS)

Performance: MRTG, RDD Tools, Benchmark Tools, experience


20 80 tools 1 3
20/80 Tools (1/3)

Tools - Perl

  • I/O : <STDIN>, FH…

  • Condition Statement, Loop Structure…

  • Modules: Socket , DBI …

  • Regular Expression

    :

    :

    Exem


20 80 tools 2 3
20/80 Tools (2/3)

Matching Pattern:

  • vi

  • sed

  • grep/egrep

    :

    :

    Exem:


20 80 tools 3 3
20/80 Tools (3/3)

building block

  • cat

  • paste

  • awk

  • xargs

  • find

  • ls/rm

    :

    :

    Exem:


Interview
Interview

  • 興趣  產業類別

  • 專題報告 , 社團 , 畢業證書 , 認證 , 工作經驗

  • 產業動向

  • 專業知識 (邏輯能力,語文能力,產業知識…)

  • 未來展望

  • 非制式履歷

  • 態度


Tips

  • 找出興趣以及差強人意的環境

  • 什麼都不會 什麼都碰  什麼都學

  • 主動找資料,多看雜誌/EDM,爭取教育訓練的機會

  • “認證“只是對自己的肯定,不代表別人肯定你

  • 待遇不是唯一的求職指標

  • 隨時待命

  • 控制脾氣

  • 適度掩飾自己的專業

  • 務必與協力廠商套好交情

  • 千萬不要在MSN/Mail留下對公司/主管不利的言語

  • 資歷的重要性



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