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POS/420 Introduction to Unix Philip Robbins – March 12, 2013 (Week 1)

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Presentation on theme: "POS/420 Introduction to Unix Philip Robbins – March 12, 2013 (Week 1)"— Presentation transcript:

1 POS/420 Introduction to Unix Philip Robbins – March 12, 2013 (Week 1)
University of Phoenix Mililani Campus

2 Agenda: Week 1 Introductions Review Syllabus Week 1
History of Unix, Linux, and GNU UNIX / Linux Distributions Download & Install VM Player & Ubuntu Linux Watch video on Linux (1h 20m) Run Ubuntu Learn some basic commands within Terminal Quiz #1 2

3 What is Unix Developed by Ken Thompson
Bell Labs (AT&T) in 1969 and released in 1971. Operating System initially written in assembly then in C. 3

4 The GNU Project 1983, Richard Stallman @ MIT
Freeware Collaboration project To give computer users freedom and control Develop and distribute software with the following rights: Users are free to run the software Share it (copy & distribute) Modify it 4

5 The GNU Project 5

6 The GNU Project 6

7 What is Linux Linux is an Operating System (OS) just like Windows and MAC OS. Linux Kernel designed by Linus Torvalds Linux is open source and free (GNU 1992) Approximately 60% of servers use Linux. 7

8 What is Unix / Linux OS used on top 500 Supercomputers 8

9 Evolution of Unix 9

10 Tux 10

11 The Top 10 Linux Distributions (2012)
Linux Mint Mageia Ubuntu Fedora openSUSE Debian Arch Linux PCLinuxOS Zorin OS CentOS 11

12 Linux Mint 12

13 Mageia 13

14 Ubuntu 14

15 Fedora 15

16 openSUSE 16

17 Debian 17

18 Arch Linux 18

19 PCLinuxOS 19

20 Zorin OS 20

21 CentOS 21

22 Advantages of Linux No constant rebooting
Start/stop services without interrupting others Portable Flexible Downloadable Applications Settings aren’t hidden in code or registries Open Source Distribution Freedom 22

23 Advantages of Linux Linux Server 23

24 What is a shell? 24

25 What is a shell? 25

26 What is a shell? 26

27 What is a shell? 27

28 What is a shell? 28

29 What is a kernel? Central component to most Operating Systems
In charge of all access to computer resources Standard interface to system hardware Implements multitasking for processes continuously competing for system resources (enforcing isolation). 29

30 Let’s Install Linux! Work in Teams & help each other!
Download Ubuntu 12.10 Ways to install: .ISO file (Burn to DVD) Live CD Bootable USB Dual Boot Binaries Virtual Machine (VM) 30

31 Install VM Player Download VMware Player
31

32 Run Ubuntu VM Download & Extract “VM.rar”
Download winrar Run “POS420VM.vmx” 32

33 Break Let’s take a break… 800PM

34 Run Ubuntu VM Login to Ubuntu 12.10 Username: student Password: 3 34

35 Search for Terminal 35

36 Run Terminal (Use F11 for fullscreen)
36

37 man man 37

38 man ls 38

39 List directory contents
List the directory contents for student account. 39

40 List directory contents
List the directory contents for student account. 40

41 man pwd 41

42 Print Working Directory
pwd for student account. 42

43 man passwd 43

44 Change your password Change password for student to “password”. 44

45 man sudo 45

46 Enable root (administrator)
Change password for root to “password”. 46

47 man su 47

48 Log in as root 48

49 man shutdown 49

50 Restart system 50

51 Week 1 Linux VM Changes Enabled root account
Password for “root” is now “password” Password for “student” is now “password” 51

52 Week 1 List of commands man – manual pages
ls – list directory contents pwd – print working directory passwd – change password sudo – execute command as superuser su – login as superuser shutdown – shutdown 52

53 Quiz: Week 1 10-15 minutes


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