A brief depiction of 1. Mobile history 2. Mobile application History 3. Comparison of modern application development platform (iOS and Android) 4. The requirement of developing an application in iOS and Android. 5. Lifecycle and architecture of an application. 6. Software development Life cycle (SDLC) to manage a project development successfully and optimally. 7. The secret to becoming a great developer.

1. What is Mobile
and
Mobile Technology?

2. Idea…..???
• 1908
• Nathan Stubblefield
• Wireless telephone

3. The First Mobile Phone
• DynaTAC model
• Martin Cooper, a senior engineer at
Motorola
• MOBIRA (NOKIA) SENATOR [1982]
• 10KG
• 1G

5. The First True Smart Phone
• IBM SIMON
• 1994
• Touchscreen display
• Address book, calculator, calendar, digital notepad, world clock and
more
• Sold 50,000 units in just 6 months.

6. THE IPHONE [2007]
• 320 x 480 pixels
• 4GB ROM
• 2 MP
• Accelerometer, proximity
• $499
• 6 million units

7. iPhone vs iPhone X
Features iPhone iPhone X
Technology GSM GSM / HSPA / LTE
Bands 2G 2G, 3G, 4G
CPU 412 MHz ARM 11 Hexa-core 2.39 GHz (2x
Monsoon + 4x Mistral)
GPU PowerVR MBX Apple GPU (three-core graphics)
RAM 128 MB 3GB

8. The First Android Phone, 2008
• HTC (T-MOBILE) DREAM G1
• 320 x 480 pixels
• CPU 528 MHz ARM 11
• Adreno 130

9. Android OS Architecture

10. iOS OS Architecture

11. Android OS vs iOS OS
Android OS iOS OS

12. Android vs iOS
• Multitasking
• Security
• Personal Assistant
• Customization
• App Management
• Maps
• Updates
• Stability and performance
• Number of apps:
• Play Store – 2.7 million
• App Store – 1.9 million

13. Current Market Analysis

14. OS comparison
Android 76.23%
iOS 22.17%
KaiOS 0.59%
Unknown 0.26%
Samsung 0.21%
Windows 0.2%

15. Revenue
● Total market $77 Billion
● Android dominated 80%
● In case of developer earning:
○ iOS dev earns 85% more than Android dev.
Still developers are going after Android, Why…???

16. Mobile Application

17. Psion EPOC
• Psion EPOC
• Released in the early 90s (16bit)
• OPL (Open Programming Language)
• Allowed users to create their own apps,
Palm OS
• 1996
• Touchscreen GUI and tons of third party apps
• C/C++.
• Palm OS 3.0 included a WAP browser.
• now used in LG’s smart TVs

18. Wireless Markup Language (WML)
• Based on XML
• Developed by the Wireless Application Protocol (WAP) Forum.
• Lightweight and good for the low bandwidths.
• HTML

19. J2ME/JME
• Java Micro Edition
• Designed For mobile phones, includes a GUI, an API for data storage,
2D Games.
• Became an industry standard for mobile phones.
• Used in the
• Bada
• Symbian operating systems
• Implementation existed for Windows CE
• Windows Mobile
• Android.

20. Symbian
• Grew out of the Psion EPOC operating system.
• Joint venture of Psion, Ericsson, Motorola and Nokia.
• In 2009, 250 million devices were running Symbian.
• Nokia, Samsung, LG, Sony Ericsson and Motorola used their own API
• Variety of deployment techniques But
• No standard market place for apps.
• A market share of 37.6% in 2010 had dropped to 4.4% in 2012 after
Nokia joined Windows
• C++

21. Application development

22. Application type
● Native : Java, Kotlin, Swift
● Hybrid : Xamarin, React Native, Ionic, Angular
● Web App : Responsive.

23. Resource Requirement:
● Android
○ Programming Language: Java / Kotlin
○ IDE: Android Studio 3.5
● iOS
○ Programming Language: Swift / Objective-C
○ IDE: Xcode 11
● Minimum System Requirement
○ RAM: 8 GB
○ SSD : 256 GB
○ Processor: Intel i5, 5th gen.

24. Life Cycle
1. Idea
2. Audience identify
3. Idea refactoring based on
Audience identify
4. Resource analysis
5. Idea refactoring
6. Requirement analysis
7. Task flow generation
8. Resource and idea refactoring
9. Development
10. Black box and white box Testing
11. Test driven development
12. Release on stg
13. Release on production

25. Software Development Life Cycle (SDLC):
• Agile
• Scrum
• Source Control: Github, Bit
bucket
• Task Management: Trello
• Microservice Architecture

26. Writing Code

27. Programming Architecture

28. Programming Structure

29. Others
• Design Pattern
• Naming convention
• Project Structure
• Sample Project

30. Job Market
• Opportunity in home and abroad
• Salary in home and abroad
• Demand

31. How to be a developer:
• Problem solving
• Problem solving
• Problem solving
• Problem solving in different language
• Learning framework
• Problem solving
• Reading books and practice accordingly