versions of Android Terms:
main
| yours | all
Summary
Terms and concepts for Android (developed by Google). Information is current as of Jan 2010.
(Information for app developers is toward the bottom of this page.)
Popular phones
Available in US.
| Phone | Carrier (memorize) |
|---|
| Droid (Motorola) | Verizon |
| Droid Eris (HTC) | Verizon |
| Hero (HTC) | Sprint |
| Nexus One (Google) | T-Mobile |
| CLIQ (Motorola) | T-Mobile |
| G1 | T-Mobile |
Basic terms / facts
| Question (memorize) | Answer (memorize) |
|---|
| where can you download/buy android apps? | "Market" app, or various websites |
| tethering | computers access the internet via the phone |
| carrier that doesn't allow tethering | T-Mobile |
| latest Android version | 2.1 |
| Android version most phones use | 1.6 |
App development basics
| Question (memorize) | Answer (memorize) |
|---|
| website for app developers | developer.android.com |
| cost to become app developer | $25 |
| percentage of app price developers get | 70% |
| how app developers get paid | Google Checkout merchant accounts |
| development platform | Eclipse |
App development terms and classes
| Question (memorize) | Answer (memorize) |
|---|
| "haptic" | tactile feedback |
| how to rotate in the emulator | ctrl-F12 |
| .apk file | package file containing whole application (file extension) |
| Layout | xml file that assembles a view? (similar to XML) |
| class most applications implement | Activity |
| Question (memorize) | Answer (memorize) |
|---|
| navigation keys | arrow buttons on phone (left, right, up, down) |
| trackball | round thing on phone that scrolls |
| important method on Activity to implement | .onCreate() |
| Action | string value assigned to an Intent |
| Activity | single screen in an application |
| Intent | message object to communicate (with applications or activities) |
| example of an action | android.intent.action.VIEW |
| Question (memorize) | Answer (memorize) |
|---|
| WebView | embeddable web browser |
| Service | runs in background (without a UI) |
| Content Provider | exposes your application's data (to other applications) |
| Dialog | floating window (acts as lightweight form) |
| View | rectangular area on screen (handles user interactions) |
| AndroidManifest.xml | configuration file listing activities, etc. |
| AndroidManifest.xml structure | manifest -> application -> activity -> intent-filter |
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