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Software and Operating Systems
Software
• A set of instructions written in a computer language to carry out a specific task
Operating Systems
• Windows, Linux, Mac• What’s the differences?• GUI – Graphical User Interface
Operating System Software
• A collection of software that manages computer software resources and provides common services for computer programming
• Intermediary between programs and hardware
• Controls time-sharing between processors
Operating System Software
• Task Manager
Operating System Software
• Disk Defragmenter
Windows
• Windows 98, XP, Vista, 7, 8• Most commonly used
operating system. • Began in 1995• MS-DOS 1985
Windows Pros
• You can play video games• Most commonly used?• Easy to learn and use (debatable)• Everything works on Windows• Lots of answers online about problems
Windows Cons
• It’s terrible.• Lot’s of security holes, viruses• Lots of features (sometimes too many)• Some inefficiencies or contradictory
programming
Linux
• Linux OS systems come in a large variety: Ubuntu, Fedora, Red Hat, Debian are all Linux Distributions
• Used by people who want the bare minimum, programmers, computer geeks
Linux Pros
• What’s the difference? Mostly the GUI.• Better management of resources, better GUI’s,
better security• Open Source – less viruses• Easier to configure• Flexible• Access• http://arstechnica.com/information-technolog
y/2013/10/the-navys-newest-warship-is-powered-by-linux/
Linux Cons
• Very steep learning curve – Unix Commands• Bare bones• Very easy to mess up your operating system• No games
Mac OS
• OSX Lion, Mac OSX, Mountain Lion
Mac Pros
• GUI is really good• Easily Interface-able with other Apple
products• Built off of the Linux/Unix• OS is lightweight and manages multiple
programs well• Very small number of viruses
Mac Cons
• Vulnerabilities haven’t been tested by hackers• Expensive. Can’t get Mac OS unless you buy a
Mac
Useful Software
• VLC Media Player: http://www.videolan.org/vlc/index.html
Useful Software
• WinRar: http://www.win-rar.com/download.html?&L=0
Useful Software
• Snipping Tool
Useful Software
• Adblock and Adblock Plus: https://addons.mozilla.org/en-US/firefox/addon/adblock-plus/
https://chrome.google.com/webstore/detail/adblock/gighmmpiobklfepjocnamgkkbiglidom
Viruses and Anti-Virus
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