Mobile Computing Architecture

Question 1

What is a Mobile computing architecture

Answer 1

The definition of multiple layers between user application interfaces, devices, and network
hardware

Question 2

What is the importance of a Mobile computing architecture

Answer 2

A well-defined architecture is necessary for systematic calculations and access to data and software objects within mobile computing.

Question 3

Describe and illustrate the 3-tier mobile computing architecture

Answer 3

It is organized in three major parts:
– Presentation layer (UI)
– Application layer
– Data access layer

● Usually, each tier is distributed to a different network or place (logically).

*See page 4 for illustration

Question 4

List different functions of the various Layers

Answer 4

● Presentation Layer (UI):
– Presents data to the user
– Data manipulation

● Application Layer:
– Acts as the server
– Provides business logic

● Data Access Layer:
– Made up of the data repository (DBMS), thus provides and stores data