Mobile Operating System

In this video, we will discuss about Mobile Operating Systems. Understanding of basic concepts of Operating System: its Interfaces, architecture and functions. Mobile OS like Windows, Symbian OS, IOS, Android, Firefox OS, Blackberry OS, Tizen OS, Palm OS in detail. We will also cover OS Market Capture analysis. For the video, subscribe the following link: https://youtu.be/5XcmhqQU2Ug

1. MOBILE OPERATING SYSTEMS OVERVIEW 1

2. OPERATING SYSTEM 2 It is an interface between computer hardware and the user. An operating system is a software which performs all the basic tasks like file management, memory management, process management, handling input and output, and controlling peripheral devices such as disk drives and printers. When computer is on, OS is loaded first in memory

3. ARCHITECTURE OF COMPUTER SYSTEM 3

4. H IERARCHY OF COMPUTER S / W 4

5. T YPES OF PROGRAMS 5

6. C OMMON OS 6

7. DOS INTERFACE 7 User Interfaces

8. GUI INTERFACE 8

9. B ASIC FUNCTION OF OS 9

10. D IFFERENT TYPES OF OS 10 UNIX DOS Mac OS MS Windows LINUX Pocket PC Multi user, Multitasking Single user, Single tasking Single user, Multitasking Single user, Multitasking Multi user, Multitasking Single user, Multitasking Command line user interface Command line user interface GUI GUI Command line user interface, GUI GUI It has several versions but lack of interoperability DOS has been replaced by MS Window OS Mac OS has easy to use GUI First true MS Window OS is MS Windows 95 It is an open source s/w They are specifically designed for PDA Network OS Desktop OS Desktop OS Desktop OS Network OS Mobile OS

11. MOBILE OPERATING SYSTEM An operating system that control mobile devices is called Mobile OS. A mobile operating system (mobile OS) is an OS built exclusively for a mobile device, such as a Smartphone, Personal digital assistant (PDA), Tablet or other embedded mobile OS. Popular mobile operating systems are Android, Symbian, iOS, BlackBerry OS and Windows Mobile A mobile OS is responsible for identifying and defining mobile device features and functions , including keypads, application synchronization 1 , 2 email, thumbwheel and text messaging

12. A mobile OS is similar to a standard OS (like Windows, Linux, and Mac) but is relatively simple and light. A mobile OS manages mobile multimedia functions, mobile and Internet connectivity. Smart Phones and OS are: Small and handy Multiple, frequent and continuous connectivity Product and diversity Open platform Limited memory 12

13. D IFFERENCE BETWEEN D ESKTOP OS AND M OBILE OS 13 Mobile OS Desktop OS Mobile OS have a minimum number of system files Desktop OS have maximum number of system files It's system memory are not vast and fast Vast as well as fast It has low memory space, processor and RAM It has large memory space, processor and RAM It's can't run several programs in same time Several programs can be run in same time on desktop OS It is easy to learn It is difficult to learn

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15. HISTORY 15 1993 First smartphone IBM Simon- touchscreen, email 1996 Palm Pilot 1000 personal digital assistant introduced with Palm OS mobile OS 2000 Symbian became first modern mobile OS on smartphone with the launch of Ericsson R380 2002 Microsoft’s first Window CE (Pocket PC) smartphones are introduced Blackberry released its first smartphone

16. 2007 Apple iphone with iOS introduced as an iPod, “mobile phone” and internet communicator Open Handset Alliance formed by Google, HTC, Sony, Dell, Intel, Motrola, Samsung, LG etc 2008 OHA releases Android 1.0 with HTC Dream (T-Mobile G1) as first Android phone 2009 Samsung announces Bada S with the insyruction of samsung S8500 2012 Lenovo K800 was first Intel powered smartphone (Android OS) 16

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19. S YMBIAN OS Symbian OS is a mobile operating system, developed by Symbian Ltd, in 1998. Initially not open source It is a mobile operating system (OS) and designed for Smartphone’s It runs exclusively on ARM processors. In June 2008, Nokia announced the acquisition of Symbian Ltd. Symbian was absorbed by Accenture, which is supposed to maintain it until 2016. It was the most popular smartphone OS across the world till the end of 2010, untill Android and iphone emerged, although in some developing nations, Symbian is still the biggest. The current form of Symbian is an open-source platform developed by Symbian Foundation in 2009. Symbian OS is programmed in C++. 19

20. 20 Licensees of Symbian's operating system were

21. W INDOW M OBILE Nokia abandoned the Symbian OS in favor of Windows Phone OS for its mobile devices, shipping its last Symbian handset in 2013 Windows is developed by Microsoft The most dominant Operating system for Smart Phones in earlier time. In 2011 Windows holds only 5% share of the World Wide Smart Phone market Microsoft is open for third parties to develop apps for its OS but the out comes are very less 21

22. A NDROID 22 Android initially founded in October 2003 Acquired by Google in August 2005 It was Google which developed and marketed the platform to handset makers Android tested its beta version first and released the first version 1.0 for HTC G1 phone in Sep 2008 Android is an open source operating system which allows developers to access unlocked hardware and develop new programs as they wish. Android is currently the fastest growing smartphone operating system in the market. The Android Market, which is the Android equivalent of the Apple App Store is home to more than 370,000 apps, many of which are completely free

23. Android Versions - Latest Android 10.0

24. I OS security It has been developed by Apple for its Smart Phone Brand IPHONE It has grown to be the most popular and powerful operating system Many apple devices such as iPhone, iPad and iPod are powered by this OS. The Apple iOS is not allowed to be used in third party systems , so we will only be able to use it on products made by Apple. It comes with the Safari web browser for internet use, an iPod application for playing music and Apple's Mail for managing memos. According to apple according to some researchers iOS is packed with tons OS security features. Apple holds a share of about 26% in the Smart phone arena Its latest version is IOS 13 launched in 2019 24

25. B LACKBERRY OS Developed by Research In Motion(RIM) for Black Berry Phones This OS is used only for the Black Berry mobiles It has got limited number of applications being developed on its own platform 25

26. P ALM WEB OS 26

27. Palm OS is an embedded operating system designed for ease of use with a touchscreen-based graphical user interface. It has been implemented on a wide variety of mobile devices such as smart phones, GPS devices. It is run on ARM architecture-based processors. It is designed as a 32-bit architecture. 27

28. C ONCLUSION - MARKET Android has became very popular these days as being an open source OS and an open market for apps Apple iOS and Android are being the most competitive Smart phones wares in present scenario The same effect had already show in Q1 of 2011 and the net profits of Symbian, Black Berry had fallen so drastically 28

29. F IREFOX OS Firefox OS is a Linux-based open source operating system for smartphones and tablet computers being developed by Mozilla. Programmed in and CSS. Released 2013 HTML5, C++, JavaScript Firefox have also announced that LG Electronics, ZTE, Huawei and TCL Corporation have committed to making Firefox OS devices Mozilla with Firefox OS announces the end of this OS in 2016. . 29

30. U BUNTU T OUCH Ubuntu Touch OS by Canonical Ltd. developed release handsets Ubuntu Touch devices can be equipped with a full Ubuntu session and may change into a full desktop operating system when plugged into a docking station. 30

31. T IZEN OS Tizen is an operating system for devices including smartphones, tablets, in-vehicle infotainment (IVI) devices, and smart TVs. It is an open source system that aims to offer a consistent user experience across devices. The Tizen project resides within the Linux Foundation and is governed by a Technical Steering Group (TSG) composed of Intel and Samsung. Tizen provides an environment for application developers based on the JavaScript libraries JQuery and JQuery Mobile.