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Chapter Profile
Recap
An app is a software program primarily developed for hand-held smart devices such as mobile and
tablet.
The three most popular app stores are Google’s Play Store, Apple’s App Store, and Microsoft’s
Windows Store.
There are mainly three main types of applications, Desktop, Mobile and Web.
Android is an operating system for mobile devices developed by Google.
iOS (formerly iPhone OS) is also a popular operating system developed by Apple Inc. for its hand-
held devices such as iPhone and iPad.
There are three types of mobile apps namely, Native, Web and Hybrid.
App Inventor is a free platform which can be used to create apps for smart phones.
Exercise
A. Tick ( ) the correct option.
1. Identify the mobile operating system developed by Google.
a. Android b. iOS
c. iPad d. Serbian
2. Which of the following is not an example of Web App?
a. Camera b. OLX
c. Flipkart d. Pinterest
3. In which of the following view in App Inventor, we combine blocks to execute an application?
a. Design View b. User View
c. Block Editor View d. Block Design View
4. Google Calendar is an example of which of the following category of app?
a. Entertainment App b. Utility App
c. Educational App d. Productivity App
B. Fill in the blanks using the words given below:
Web App, Social networking, Application, App Inventor, e-Commerce
1. The app is a modern term derived from the word .
2. A is an application program that is stored on a remote server and accessed over
the Internet through a Web browser interface.
3. is a free app development tool.
App Development 99

