1. 유닉스, 왜 공부하나 ? 자동화 –GUI vs commands 서버 개발 능력, 관리 능력 – 데스크탑에서의 개발과 관리와의 차이 ?

2. 윈도즈는 안되고 유닉스만 되나 ? No!

3. Source: HitsLink (desktop, May 2012), IDC (server, Q1 2012)

4. Source: Gartner (mobile, May 2012), and IDC (March 2012). Note that Android tablet figure includes Kindle Fire.

5. unix vs linux

6. Linux - an operating system kernel –open source UNIX - a certification for operating systems. –Bell Labs Unix System V –Solaris (from Sun Microsystems) –AIX (from IBM) –HP-UX (from Hewlett-Packard) –IRIX (from Silicon Graphics) UNIX is a specification for baseline interoperability between these systems described as being "Unix-like

7. unix vs linux Linux is a UNIX Clone –a Unix clone written from scratch –(by Linus Torvalds and …) –aims towards POSIX compliance. POSIX: Portable Operating System Interface

8. unix vs linux Linux Is Just a Kernel –Linux distributions includes –GUI system –GNU utilities (cp, mv, ls,date, bash etc) –installation & management tools –GNU c/c++ Compilers –Editors (vi) –various applications (OpenOffice, Firefox). UNIX operating systems comes with A-Z programs

9. unix vs linux License and cost of Linux –Free –GNU license –Redhat / Novell provides additional Linux support, consultancy, bug fixing, and training for additional fees

10. unix vs linux End User Perspective –differences are not that big –the same shell (e.g. bash or ksh) –development tools (Perl or Eclipse…)

11. unix vs linux UNIX Operating System Names –HP-UX –IBM AIX –Sun Solairs –Mac OS X –IRIX

12. unix vs linux Linux Distribution (Operating System) Names –Redhat Enterprise Linux –Fedora Linux –Debian Linux –Suse Enterprise Linux –Ubuntu Linux

13. unix vs linux Common Things Between Linux & UNIX –GUI, file, and windows managers (KDE, Gnome) –Shells (ksh, csh, bash) –Various office applications such as OpenOffice.org –Development tools (perl, php, python, GNU c/c++ compilers) –Posix interface

14. unix vs linux Common Things Between Linux & UNIX –GUI, file, and windows managers (KDE, Gnome) –Shells (ksh, csh, bash) –Various office applications such as OpenOffice.org –Development tools (perl, php, python, GNU c/c++ compilers) –Posix interface

15. GNU Gnu is Not Unix a Unix-like computer operating system developed by the GNU Project composed wholly of free software initiated by Richard Stallman in 1983 GNU/Linux

16. GNU GPL General Public License most widely used free software license guarantees end users the freedoms to use, study, share (copy), and modify the software

17. GNU GPL originally written by Richard Stallman of the Free Software Foundation (FSF) for the GNU project a copyleft license –derived works can only be distributed under the same license terms

18. 제 1 장 유닉스란 ?

19. Unix vs. Windows (p.37) 3. Unix vs. Windows UNIX Solaris, HP/UX, AIX, IRIX, Apollo, … Linux Unix/86 XENIX CPU: 대부분의 CPU Windows Windows 2000 Server Windows NT Windows 95/98/ME Windows CE CPU: Intel x86, Pentium

20. –POSIX (1986, IEEE1000.3) –X/Open Portability Guide (XPG3) (1988) X/Open + Open Software Foundation  The Open Group 4. UNIX 표준화

21. How to Install Linux on Windows Computer A: Test-Drive Linux Online as a Web App B: Run Linux from a USB Stick or a CD C: Run Linux in a Virtual Machine D: Install Linux like a Windows Software E: Run Linux inside the Web Browser http://www.labnol.org/software/run-linux-with-windows/19746/

22. Ubuntu One of GNU/Linux distribution Desktop – Unity, Gnome

23. Unity

24. Gnome

25. Unity 에서 Terminal 을 구동하려면 ctrl-alt-t