PhoneGap Interview Questions for freshers experienced :-
1. What are the economics involved in buying Phonegap?
One does not have to pay to buy Phonegap. It is completely free.
2. Who all can acquire Phonegap?
Phonegap can be obtained by any organization or individual who has the facility of an available open-source.
3. Which are the scripts that are compatible with Phonegap?
The scripts which are compatible with Phonegap are the codebase CSS, HTML and Java.
4. How is the platform of Phonegap utilized these days?
As Phonegap is an open-source platform, it provides the facility to the developers to design and establish the application for mobile devices.
5. For both IOS and Android state the Phonegap user interface.
The Phonegap user interface for iOS is an Objective C UIWeb View class. For Android users it is android.webkit.WebView
6. State the main component of the Phonegap plugin?
There are two types of files which encompass the main constituent of the Phonegap plugin. They are as follows… the implementation file and the Javascript file.
7. State the function of the implementation file in Phonegap.
The primary function of the implementation file in Phonegap is to establish and maintain coordination with the phone’s original features.
8. State which platforms can be supported by Phonegap.
Some of the platforms which are supported by Phonegap are as follows…BlackBerry OS, Symbian, Windows, Bada, Tizen, Android.
9. Did previous versions of Phonegap support other platforms also?
Yes, the previous versions of Phonegap did support other platforms as well. However this facility was then revoked.
10. What do you understand by Native applications?
Applications that are installed locally on a mobile device are known as Native applications.
11. What do you understand by the term Hybrid Application?
A Hybrid application is that application that combines the features and attributes of both native applications and web applications also.
12. What is the full form of CDNs?
The full form of CDNs is Content Delivery Networks.
13. What are the advantages of having CDNs in the JQuery?
A13. When CDNs are hosted with JQuery the performance of the network is enhanced across the globe. It significantly reduces the time for the websites to be loaded and increases the bandwidth & resolution of the files simultaneously. Thus a win-win situation for all.
14. State the various types of content delivery networks.
Some of the various types of content delivery networks are as follows… Microsoft AXJ CDN, Google AXJ API CDN, and JQuery CDN.
15. State the function of the Javascript file in Phonegap.
The primary function of the Javascript file in Phonegap is to identify and define the function which can be utilized to acquire the native hook.
16. Phonegap could potentially access which storage options?
The storage options which could be potentially utilized by Phonegap are as follows… the web SQL store, the local storage stores, and the memory store.
17. State the function of the media.seekto
The primary function is updating the position of the audio file.
18. State some of the APIs of the Phonegap.
Some of the APIs of the Phonegap are as follows… vibration, network information, media capture, status bar, screen splash, whitelist, geo-location, file transfer, globalization, contact, camera, battery status, and device motion & orientation.
19. What are some of the disadvantages or limitations of utilizing Phonegap?
Some of the disadvantages or limitations of utilizing Phonegap are as follows… the applications running in the background have no support, data processing speed is very slow, any complicated business logic will give rise to unwanted complexity, advanced graphics cannot be accessed and several native APIs are not supported on the platform itself.
20. What is the basic difference between Phonegap and Phonegap build?
The framework built for developers is termed Phonegap as it is utilized in building applications for mobile devices. Phonegap build is a cloud-based service. That is the essential difference between them.
21. How can one recreate a Phonegap plugin by themselves?
The following steps need to be completed to recreate a Phonegap plugin by oneself… a new directory needs to be developed in the original plugin directory, a Javascript file needs to be designed in the new directory and finally an object C class needs to be made which can carry out the Phonegap command which is made available in the new directory.
22. Why would developers opt for utilizing Phonegap?
One of the main reasons why developers are opting to utilize Phonegap is due to the fact that all the primary searches, browsing options, and updated content is controlled by an inbuilt browser.
23. What are the financial advantages of using Phonegap?
The financial advantages of utilizing Phonegap are that it increases productivity and reduces cost at the same time.
24. State the functionality of Cordova.
An engine that supports the entire Phonegap platform is known as Cordova.
25. How has Phonegap simplified the work of developers?
Due to the fact that Phonegap already has built-in technology which is user friendly and free, as a framework, it becomes compatible to almost every kind of mobile application.
26. What do you understand by child browser?
Along with the regular Phonegap applications, a plugin which can be easily assimilated into the platform is known as a child browser.
27. What are the advantages of having a child browser?
A child browser in place is more of a preventive measure. It helps protect impressionable users by not allowing access to inappropriate websites or even allow them to be searched on the browser.
28. Who originally developed Phonegap?
A Vancouver based company in Canada originally developed Phonegap. The company was called Nitobi.
29. In which year was Nitobi acquired by Adobe Corporation?
The acquisition of Nitobi by Adobe Corporation was in 2011.
30. State some of the Phonegap events
Some of the events of Phonegap are as follows… volumeupbutton, volumedown button, endcall button, startcall button, search button, menu button, battery status, battery low, battery critical, back button, offline, online, resume, pause and device ready.