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Linux priciples and philiosofy


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Linux priciples and philiosofy

  1. 1. Linux Principles And Philosophy Produced by : Haya Al Jord
  2. 2. What is Linux ?  Linux is a generic term referring to Unix-like graphical user interface (GUI) based computer operating systems.  It is Multi-user.
  3. 3. Today’s Linux World  Improvements in the kernel  Improvements in support tools  Creation of new support tools  Creation of new distributions
  4. 4. Understanding Basic Open Source Principles  Commercial software  Shareware software  Freeware  Open source software
  5. 5. Open source characteristics  Better code  More flexibility  Lower cost  Lack of vendor lock-in
  6. 6. Understanding OS Roles : Understanding Embedded Computers  Cell phones  e-book readers  DVRs  Car computers  Appliances
  7. 7. Specific software that’s required on most Linux-based desktop computers includes:  The X Window System GUI (X for short)  A popular desktop environment, such as GNOME, KDE, Xfce, or Unity  A Web browser, such as Mozilla Firefox  An email client, such as Mozilla Thunderbird or Evolution  A graphics editor, such as the GIMP  An office suite, such as or the similar LibreOffice
  8. 8. Understanding Server Computers  Server computers can be almost identical to desktop computers in terms of their hardware, although servers sometimes require bigger hard disks or better network connections. Examples include:  Web servers, such as Apache  Email servers, such as sendmail and Postfix  Databases, such as MySQL  I File servers, such as the Network File System (NFS) or Samba
  9. 9.  I Print servers, such as the Common Unix Printing System (CUPS) or  Samba  Domain Name System (DNS) servers, such as the Berkeley Internet  Name Domain (BIND)  Dynamic Host Configuration Protocol (DHCP) servers, such as the  Internet Software Consortium’s (ISC’s) dhcpd  Time servers, such as the Network Time Protocol (NTP)  Remote login servers, such as Secure Shell (SSH) or Virtual Network Computing (VNC)