Software Platforms. Quiz with Explainations. Hans-Petter Halvorsen, M.Sc.

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1 Software Platforms Quiz with Explainations Hans-Petter Halvorsen, M.Sc.

2 Questions 1. List 3 different software platforms with some examples for each 2. List 5 different Web Browsers and the name of the vendors 3. What is good about running Apps on the Web? 4. What is bad about running Apps on the Web? 5. List 3 different platforms for Mobile applications 6. What is HTML? 7. What is needed to/how do you create ios Apps? 8. What is IIS? 9. What is the difference between Internet and WWW? 10. List different kinds of Database Systems

3 List 3 different software platforms with some examples for each

4 Software Platforms Desktop Web Mobile Web Browser Smartphone Desktop/Laptop Computer Tablet Give Some Examples in each Category

5 Software Platforms Windows vs. Linux Desktop, Web and Mobile Platforms, Databases, Web Servers, Cloud Computing,... Android vs. ios Linux Windows vs. Mac 5

6 Software Platforms Desktop Platforms (Windows, Mac OS X, Linux) Web Platforms (Apps running in a Web Browser, 5 major Web Browsers, IE, Opera, Safari, Chrome, Firefox) Mobile Platforms (ios, Android, Windows 8/Windows Phone) Server-side: Server OS Databases (SQL Server, Oracle, MySQL, SQLite, MariaDB, MongoDB, etc ) Web Servers (IIS, Apache, Nginx ((pronounced "engine x"))) The back-end of Web Applications/sites/pages Cloud Computing/Cloud Services Computing resources (hardware and software) that are delivered as a service over a network (typically the Internet) 6

7 Windows OS X Linux Microsoft Windows 1.0 released 1985 Windows 8/8.1 Can be installed on any Intel based PC Microsoft creates the OS, Others (Dell, HP,...) sell computers with Windows included Desktop Apple Works only on Mac computers from Apple Based on UNIX Mac OS 10.0 was released in 2001 Latest version is called OS X Mavericks Linus Torvalds Based on UNIX Open Source Lots of different versions/distributio ns (Ubuntu, Red Hat,...) Popular Server OS

8 Good Performance Desktop Platforms Different Platforms, different Programming You need to port your code to the different systems you want to support Time consuming and expensive to support all desktop OS (Windows, OS X, Linux) 8

9 The Web Browser Internet Explorer Chrome O. Widder. (2013). geek&poke. Available: Firefox Opera Safari 9

10 Web CSS JavaScript Server Web

11 List 5 different Web Browsers and the name of the vendors

12 The Web Browser Internet Explorer Chrome O. Widder. (2013). geek&poke. Available: Firefox Opera Safari

13 What is good about running Apps on the Web?

14 Web Apps - Advantages Runs on multiple platforms, code only once Easy to Maintain and Deploy... Can you figure out more advantages?

15 What is bad about running Apps on the Web?

16 Web Apps - Disadvantages The Performance is not so good as it is for ordinary Desktop Applications More complicated to develp compared to Desktop Apps Some differences in the behaviour depending on the Web Browser

17 List 3 different platforms for Mobile applications

18 Mobile Platforms (Tablets) (Tablets and Phones) (ipad & iphone)

19 Mobile platforms Android (Google) ios (Apple) Windows 8/Windows Phone (Microsoft)

20 What is HTML?

21 HTML HyperText Markup Language (HTML) The Visual appearnce of a Web Site Web Browser Language : All Web Browser understand HTML HTML 5 is the latest Maintened by W3C - World Wide Web Consortium <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>title of the document</title> </head> <body> Content of the document... </body> </html> 21

22 What is needed to/how do you create ios Apps?

23 ios The vendor of ios is Apple. You need an ios device, such as iphone, ipad or ipod Touch. You will need a Mac Computer with OS X. You use the Xcode IDE and the Objective-C/Swift language to create Apps. The Apps needs to be deployed on the App Store.

24 What is IIS?

25 IIS Internet Information Services (IIS) is a Web Server created by Microsoft. Host Web Pages IIS is used together with ASP.NET, etc

26 Web Server The term web server can refer to either the hardware (the computer) or the software (the computer application) that helps to deliver web content that can be accessed through the Internet. The most common use of web servers is to host websites, but there are other uses such as gaming, data storage or running enterprise applications. IIS - Internet Information Services Microsoft Windows Apache Web Server Open Source Cross-platform: UNIX, Linux, OS X, Windows,... Nginx (pronounced "engine x") - Has become very popular latly GWS (Google Web Server)...

27 Web Server Popularity 27

28 What is the difference between Internet and WWW?

29 Internet and WWW Internet is a network of computers linked together around the world. World Wide Web (WWW) is web pages as we know it doday. A web page consists of text, images, etc. You navigate through different pages using hyperlinks. These web pages are in HTML format and you need a Web Broser to read them. WWW and Web Pages are an important part of the Internett

30 List different kinds of Database Systems

31 Database Management Systems (DBMS) Microsoft SQL Server Enterprise, Developer versions, etc. (Professional use) Express version is free of charge Oracle MySQL (owned by Oracle, but previously owned by Sun Microsystems) - MySQL can be used free of charge (open source license), Web sites that use MySQL: YouTube, Wikipedia, Facebook Microsoft Access IBM DB2 Sybase MariaDB MongoDB etc.

, Jones & Bartlett Learning Software Engineering I. Sommerville, 10 ed.

32 References Software Development - A Practical Approach Halvorsen, Hans-Petter, 2015 Essentials of Software Engineering Frank Tsui; Orlando Karam; Barbara Bernal, 3 ed., Jones & Bartlett Learning Software Engineering I. Sommerville, 10 ed.: Pearson, 2015 Software Engineering. Modern Approaches E. J. Braude and M. E.Bernstein, 2 ed.: Wiley,

Hans-Petter Halvorsen, M.Sc. University College of Southeast Norway www.

34 Hans-Petter Halvorsen, M.Sc. University College of Southeast Norway Blog:

Web Programming HTML CSS JavaScript Step by step Exercises Hans-Petter Halvorsen

https://www.halvorsen.blog Web Programming HTML CSS JavaScript Step by step Exercises Hans-Petter Halvorsen History of the Web Internet (1960s) World Wide Web - WWW (1991) First Web Browser - Netscape,