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Operating Systems

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Lucas N.

on 7 February 2014

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Transcript of Operating Systems

Operating Systems
What does the OS do?
-Controls all of the peripherals like the printer, keyboard, mouse or flash drives.
-User security, protects your programs and your account.
-Controls the programs in the computer by multitasking and giving them directions
-Stores files securely.
-Brings the software and hardware together so they can interact and function properly.

Ubuntu (Linux)
Ubuntu is the most popular Linux operating and is used by more than 20 million people worldwide on desktops, servers, and recently phones and tablets. It is a free and open source operating system so it is constantly updated and modified, and is supported on all X86 and ARM hardware.
Apple's OS X Mavericks
Windows 8
Apple's first modern OS was the Cheetah released in 2001
Apple has spent years "perfecting" their operating system. Apple now has their new free OS X.
OS X Mavericks is not much different from the last OS, Mountain Lion.
Mavericks is only compatible with Mac computers
Central module of the OS
Responsible for loading applications into the main memory(RAM) and managing memory, processes, tasks, and disks.
Creates and destroys memory locations.
Controls all other programs, manages the file system, and controls hardware through drivers.
The Components of an OS
Device Drivers
Controls hardware devices
Acts as a translator.
Translates generic commands of the program into the specific commands of the device
User Interface
Set of commands or menus
Allows users to communicate with a program
Determines how easy a program can be used.
GUI is the standard now
System Utilities
Ubuntu was first released in October 2004.
Every 6 months a new version is released, with every fourth release receiving Long Term Support(LTS).
The current version is 13.10, codenamed Saucy Salamander, and was released on October 17, 2013.
Programs which perform very specific tasks, usually relating to system resources.
Analyzes, configures, optimizes, or maintains a computer
Includes disc cleanup, defragmenting, anti - virus, etc.
Ubuntu's Unity Graphical Environment
Ubuntu includes LibreOffice a Document Processing Suite that is entirely compatible with Microsoft Office
Uses Firefox and Google Chrome to deliver a fast and safe web-browsing experience.
Thousands of social media and gaming apps are available.
It is compatible with Android systems and iPhones to allow the editing and organizing of music.
Media apps can view and organize many varieties of photo and video file types.
Ubuntu One gives the user 5GB's of Cloud Storage.
Windows Defender - anti-virus software that protects against spyware and unwanted software.
Windows SmartScreen -
Anti-phishing protection - protects personal info
Anti-malware protection - prevents potentially harmful software from entering your computer
Windows 8's improvements upon performance and security were well received and its UI changes improved user experience on tablets. Unfortunately, the UI changes proved difficult to learn when using a keyboard and mouse. Even with this negative trait, 60 million copies have been sold as of January 2013. Recently, Windows 8.1 was released, addressing the issues commonly criticized by early reviewers.
Start up drastically reduced.
Displays a progress bar when copying files. More accurate time predictions.
Slightly faster at video rendering (roughly 10 sec.)
Quick internet browsing.
User Inteface
New "Metro" style focuses on solid colors and flat icons.
Start screen has a customizable set of tiles linking to apps and programs
New PC settings app is used for basic configuration
Vertical toolbar provides access to system functions such as search, sharing, device management, and settings.
Utilizes an ufw Firewall, buffer overflow protection, and Position Independent Code to keep your computer secure.
Quick start up and switching between applications.
Efficient power use
Easy to use on tablets
No start menu
Difficult to learn on laptops and computers
Not free
Extremely stable
Customization easy due to easy installation of apps.
Does not play all media types due to DRM
Few PC games are ported to and available on Ubuntu
Contains options to perform tasks without opening an app
Contains power management and security features
Design is not spectacular and closely resembles one of its predicates, OS X Snow Leopard
only comparable with Mac computers
OS X Features
OS X is one of the most user friendly operating systems
OS X has an app center much like Apple's phone counterpart
Mavericks is a bit different then from it's predecessor, Mountain Lion
It has such features as a video editing software, a music mixer, and much more
Mavericks has a large selection of of apps that you don't need
By: Lucas, Finlay, George, Marco
File System
NTFS-3g is installed on Ubuntu by default for Windows Read/Write compatibility.
ext4 is the modern, standard file system for Linux systems
File System
Controls how data is stored and received
Separates data and gives it a name
Makes information easy to separate and identify
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