DCA3201 MOBILE APPLICATION DEVELOPMENT

Description

 

SESSION	FEB 2024
PROGRAM	BACHELOR OF COMPUTER APPLICATION (BCA)
SEMESTER	VI
COURSE CODE & NAME	DCA3201 – MOBILE APPLICATION DEVELOPMENT

 

 

 

Assignment Set – 1

 

 

1. Describe the evolution of Android and its impact on mobile technology.

Ans 1.

The evolution of Android has been nothing short of revolutionary, profoundly shaping the landscape of mobile technology since its inception. Initially founded by Andy Rubin, Rich Miner, Nick Sears, and Chris White in 2003, Android Inc. was eventually acquired by Google in 2005, marking the beginning of its journey towards becoming the dominant force in the mobile operating system market.

Android’s impact on Its Half solved only

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2a. Explain the concept of threads in Android and their importance.

1. Discuss the role of multimedia in Android applications.

Ans 2.

1. Threads in Android:

In Android, threads are fundamental units of execution that enable concurrent processing, allowing an application to perform multiple tasks simultaneously. A thread represents a sequence of instructions executed by the CPU, operating independently of other threads within the same proces

 

3a. Outline the layers of Android Architecture and their functions.

1. Explain the differences between Dalvik Virtual Machine and Android Runtime (ART).

Ans 3.

1. Layers of Android Architecture:

Android architecture consists of several layers, each serving specific functions within the operating system. These layers include:

1. Linux Kernel: At the foundation of the Android architecture lies the Linux kernel, providing essential hardware abstraction, memory management, security features, and device drivers. It acts as an interface between the hardware and the rest of the software sta

 

Assignment Set – 2

 

 

4. Describe the process of creating and managing Android Activities.

Ans 4.

Creating and managing Android Activities is a fundamental aspect of Android application development, as Activities serve as the building blocks of the user interface and represent individual screens or interactive components within an application. The process of creating and managing Activities involves several steps, encompassing both design-time and runtime

 

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5 a.Discuss the significance of Broadcast Receivers and Intents in  Android.

1. Explain how to implement data management using Content Providers in Android.

Ans 5.

1. Significance of Broadcast Receivers and Intents in Android:

Broadcast Receivers and Intents are core components of the Android framework, playing crucial roles in facilitating communication between different parts of an application and between applications themselves. Their significance lies in their ability to enable loosely coupled communication and event-driven programming within the Android ecosystem.

Broadcast Receivers

 

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6a. Outline the key principles of designing Android UI for various screen sizes and resolutions.

1. Discuss the importance of project proposal and planning in the context of Android app development.

Ans 6.

1. Key Principles of Designing Android UI for Various Screen Sizes and Resolutions:

1. Responsive Layouts: Design UI layouts that adapt to different screen sizes and resolutions by using flexible layouts such as ConstraintLayout or LinearLayout. Utilize techniques like layout weights, percentage-based dimensions, and dynamic sizing to ensure elements