Curso completo de informática basic, SISTEMAS OPERATIVOS - EVOLUCION DE UBUNTU parte I [video 15]

Evolution of Ubuntu Operating System

Introduction to Ubuntu

• The video introduces the evolution of the free operating system Ubuntu, starting from its first version to the latest release, Ubuntu 4.10 (Warty Warthog).

• Developed on Debian Linux, Ubuntu aimed for a new release every six months with 18 months of support. The initial desktop featured light pink colors symbolizing South African tribes.

Key Features and Releases

• The Live CD feature allowed users to try Ubuntu without installation; support for version 4.10 ended on April 30, 2006.

• Version 5.04 (Hoary Hedgehog), released on April 8, 2005, introduced an update manager and USB installation capability; support ended October 29, 2006.

Advancements in Subsequent Versions

• Version 5.10 (Breezy Badger), launched on October 12, 2005, added a graphical boot manager and application management tools; it also marked the introduction of Edubuntu for educational purposes.

• Kubuntu was launched alongside this version featuring KDE desktop environment; support for Breezy Badger concluded on April 13, 2007.

Long-Term Support Versions

• Version 6.06 (Dapper Drake), released June 1, 2006, was the first LTS version with combined Live CD and installation features; it included a graphical installer called Ubiquity.

• This version allowed direct OS installation onto USB drives but not from them; Xubuntu debuted as a lightweight alternative.

Enhancements in User Experience

• Version 6.10 (Edgy Eft), released October 26, improved boot times and integrated applications like Tomboy and FSpot; it enhanced visual appeal with lighter interface designs.

• Support for this version ended in April 2007.

New Features in Later Releases

• Version 7.04 (Feisty Fawn), launched April19, introduced multimedia codec installations and Windows migration assistance via NTFS drivers by default.

• It also featured network service discovery through Avahi for sharing music similar to iTunes.

Security Improvements

• Released on October18, version 7.10 (Gutsy Gibbon), emphasized security enhancements with AppArmor framework and faster file search capabilities.

Conclusion: Continued Evolution

• This release marked significant usability improvements including user folder organization features within personal directories.

• The second LTS release was Ubuntu Hardy Heron (8.04), which included new applications like Brasero and Transmission while simplifying installations through Ubiquity's Windows-like setup process.

This structured overview captures key developments in the evolution of Ubuntu as discussed in the transcript while providing timestamps for easy reference back to specific points in the video content.

Ubuntu Version History Overview

Key Features and Improvements in Ubuntu Releases

• 2008 Enhancements: Introduced guest accounts, scalable interaction between desktop and mobile devices, improved internet connectivity, a private encrypted directory for users, the ability to create a Live USB, and automatic kernel driver recompilation via KMS tools.

• Ubuntu 9.04 (Jaunty Jackalope): Released on April 23, 2009; featured significant boot time reduction, support for 3G network cards, introduced the ext4 filesystem, and enhanced graphics acceleration for ATI cards.

• Ubuntu 9.10 (Karmic Koala): Launched on October 29, 2009; focused on cloud computing improvements with Eucalyptus platform integration and Ubuntu One service for online file storage and synchronization.

• Ubuntu 10.04 LTS (Lucid Lynx): Released on April 29, 2010; integrated Ubuntu One Music Store for online music purchases and improved compatibility with iPhone/iPod Touch devices. Introduced "My Menu" for managing social networks and messaging.

• Software Center Introduction: First version to include the Ubuntu Software Center allowing individual package installations and PPA repository monitoring. Featured open-source Nvidia drivers by default and eliminated old boot processes to enhance startup times.

User Experience Enhancements

• Ubuntu 10.10 (Maverick Meerkat): Launched on October 10, 2010; emphasized netbook compatibility with design changes including a global application menu and removal of third-party notifications replaced by new indicators in dropdown menus.

• Multimedia Support: Included proprietary codecs like MP3, Xvid, DVD MPG2, Java support; introduced transparency effects in windows/menus along with a new font designed by Dalton Maag team.

• Sound Management: A new sound menu was added to facilitate music player controls through Rhythmbox while updating the software center interface significantly.

Major Interface Changes

• Ubuntu 11.04 (Natty Narwhal): Released on April 28, 2011; marked the end of Ubuntu Netbook Edition with Unity interface implementation featuring a left-side launcher panel for applications access.

• Window Management Features: Introduced window snapping functionality similar to Air Snap that allows windows to align vertically when moved to screen edges alongside replacing Rhythmbox with Banshee as the default music player.

Further Developments in User Interface

• Ubuntu 11.10 (Oneiric Ocelot): Launched on October 13, 2011; included Unity's default environment enhancements such as removing the top bar button from launcher while redesigning user interface elements for better usability.

• System Backup Tools: New application Yad was introduced for system backup/restoration tasks while Mozilla Thunderbird became the default email client replacing Evolution.

Long-Term Support Release

• Ubuntu 12.04 LTS (Precise Pangolin): Released on April 26, 2012; first version offering five years of extended support focusing on improving Unity dashboard access by redesigning its layout to feature recent applications/files prominently.

• Application Updates: Enhanced software center capabilities allowed viewing multiple screenshots/videos of applications while reverting back to Rhythmbox as the primary music player after previous changes.

Ubuntu Versions and Features Overview

Ubuntu 12.10 (Quantal Quetzal) Release Highlights

• The default installation of Windows removed due to compatibility issues with Windows 8.

• Introduced web application integration in the desktop environment, allowing Firefox to prompt users for site integration.

• New applications added to the launcher: Amazon and Ubuntu One Music; two new sections in the dashboard for photos and social media synchronization with Viber.

• Unified RMB application for adding iTunes podcasts; remote login support introduced directly from the session screen.

• Visual themes "Ambience" and "Radiance" updated with rounded elements; ISO installation image size reduced to 800 MB.

Ubuntu 13.04 (Raring Ringtail) Key Features

• Released on April 25, 2013, featuring new application icons for Nautilus and the Software Center.

• Application dashboard received consistent scrollbar design across all applications; Nautilus renamed to "Files."

• Firefox updated with a new download interface and independent private browsing without closing active windows.

• Task selector removed; network, sound, and online accounts sections received new slider buttons.