Download JNTUH MCA 5th Sem R15 2022 February 825AA Android Application Development Question Paper

Download JNTUH (Jawaharlal nehru technological university) MCA (Master of Computer Applications) 5th Sem (Fifth Semester) Regulation-R15 2022 February 825AA Android Application Development Previous Question Paper

R15

Code No: 825AA

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

MCA V Semester Examinations, February - 2022

ANDROID APPLICATION DEVELOPMENT

Time: 3 Hours













Max. Marks: 75

Answer any Five Questions

All Questions Carry Equal Marks

- - -


1.

Android is made up of several necessary and dependent parts. Briefly discuss the elements
in Android software stack.















[15]



2.a)

Explain the building blocks of all Android applications.

b)

Discuss about types of Android applications.









[8+7]



3.

Discuss the commonly used layout classes in android applications.



[15]



4.a)

Write skeleton code to show the stubs for the lifecycle handlers available in a Fragment.

b)

Discuss about fragment status.













[8+7]


5.

Explain how Native Android applications use Intents to launch Activities and sub-Activities.

























[15]



6.

Write code to implement a Broadcast Receiver that extracts the data and several extrasfrom
the broadcast Intent and uses them to start a new Activity.





[15]







7.

Howto query Content Providers asynchronously to ensure application remains responsive?
Explain with an example.















[15]



8.

"Alarms are particularly powerful when used in combination with broadcast receivers".
Support or oppose this statement with necessary examples.





[15]



---oo0oo---