The course “ANDROID-2013” applications are written in the Java programming language. The Android SDK tools compile the code—along with any data and resource files—into an Android package, an archive file with an .apk suffix. All the code in a single .apk file is considered to be one application and is the file that Android-powered devices use to install the application. Once installed on a device, each Android application lives in its own security sandbox:

DSC_9206 DSC_9207 DSC_9208 DSC_9209 DSC_9210 DSC_9211 DSC_9213 DSC_9214 DSC_9215 DSC_9216 DSC_9217 DSC_9218 DSC_9219 DSC_9220 DSC_9221 DSC_9222 DSC_9223 DSC_9224 DSC_9225 DSC_9226 DSC_9227 DSC_9228 DSC_9229 DSC_9230 DSC_9231 DSC_9232 DSC_9233 DSC_9234 DSC_9235 DSC_9236 DSC_9237 DSC_9238 DSC_9239 DSC_9240 DSC_9241 DSC_9242 DSC_9243 DSC_9244 DSC_9245 DSC_9246 DSC_9247 DSC_9248 DSC_9249 DSC_9250 DSC_9251 DSC_9252 DSC_9253 DSC_9254 DSC_9255 DSC_9256 DSC_9257 DSC_9258 DSC_9259 DSC_9260 DSC_9261 DSC_9262 DSC_9263 DSC_9264 DSC_9265 DSC_9266 DSC_9267 DSC_9268 DSC_9269 DSC_9270 DSC_9271 DSC_9272 DSC_9273 DSC_9274 DSC_9275 DSC_9276 DSC_9277 DSC_9278 DSC_9279 DSC_9280 DSC_9281 DSC_9282 DSC_9283 DSC_9284