2.1 Creating application template
For creating the simple example: Create the new android project Write the message (optional) Run the android application You need to follow the 3 steps mentioned above for creating the…
1.5 Android emulator, working with AndroidManifest.xml
Android Emulator The Android emulator is an Android Virtual Device (AVD), which represents a specific Android device. We can use the Android emulator as a target device to execute and…
1.4 Android Application Structure, device screen size compatibility
Android Application Structure AndroidManifest.xml: Every project in Android includes a manifest file, which is AndroidManifest.xml, stored in the root directory of its project hierarchy. The manifest file is an important…
1.3 Features of ART & Dalvik Virtual machine
ART Android runtime (ART) is the managed runtime used by applications and some system services on Android. ART and its predecessor Dalvik were originally created specifically for the Android project. …
1.2 Basic components of Android, activity life cycle
Application Components Application components are the essential building blocks of an Android application. These components are loosely coupled by the application manifest file AndroidManifest.xml that describes each component of the…
1.1 Introduction to Android platform and Architecture
What is Android? Android is an open source and Linux-based Operating System for mobile devices such as smartphones and tablet computers. Android was developed by the Open Handset Alliance, led…
Network Security issues
Network Security refers to the measures taken by any enterprise or organisation to secure its computer network and data using both hardware and software systems. This aims at securing the…
Internet- Architecture, Internet Service Providers (ISP), Internet Addressing System: IP Address, DNS, URL
Types of IP addresses 1. Private IP addresses All the devices that are linked with your internet network are allocated a private IP address. It holds computers, desktops, laptops, smartphones,…
2.3 TCP/IP reference Model
TCP/IP Reference Model is a four-layered suite of communication protocols. It was developed by the DoD (Department of Defence) in the 1960s. It is named after the two main protocols…
2.2 OSI reference Model
The OSI model is based on a proposal developed by the International Standards Organization (ISO) as a first step toward international standardisation of the protocols used in the various layers…