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Test your basic knowledge |
Android Programming
Start Test
Study First
Subject
:
it-skills
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Sharing of data in Android is done via________
Activity
HTTP
Service Content Provider
Lifecycle callback methods
2. This action is used in sending text content from one activity to another.
onStop();
ETC1
ACTION_SEND
ActionProvider
3. ______ are views derived from ViewGroup that provide a unique layout model for its child views
SearchView
Layouts
AttributeSet
Google Cloud Messaging (GCM)
4. It doesn't currently support the <merge/> tag in the layouts to be inflated.
BroadcastReceiver
Dalvik Virtual Machine
ViewStub
ConnectivityManager
5. Describes the status of a network interface of a given type (currently either Mobile or Wi-Fi).
Canvas
Entire
Dots per inch
NetworkInfo
6. Each time a new activity starts - the previous activity is stopped - but the system preserves the activity in a _____ (the ______).
Stack - back stack
Component - screen
GestureDetector
InputStream
7. An _______ is an application component that provides a screen with which users can interact in order to do something - such as dial the phone - take a photo - send an email - or view a map.
onCreate() - onDestroy()
Activity
Entire
HttpURLConnection
8. When a new activity starts - it is pushed onto the ____ and takes user focus.
Back stack
Lifecycle callback methods
SettingsActivity
Widgets
9. Callback method: The activity is being created.
AsyncTask
GestureDetector
onCreate();
ConnectivityManager
10. This provides methods to define line's color - whether to fill a rectangle with a color or leave it empty - and defines the color - style - font - and so forth of each shape you draw.
Serialize
Paint
Stack
touch
11. Are used in activities to create the user interface and to interact with the user.
onCreate() - onDestroy()
Explicit intent
Fragments
Ducking
12. It is a subclass of PreferenceActivity.
onAudioFocusChange()
SettingsActivity
ConnectivityManager
Scroller
13. It inform the system what intents an application component is willing to accept.
Intent filters
Service Content Provider
SearchView
Standby
14. It is used to toggle the enabled state on any component defined in the manifest - including whichever broadcast receivers you wish to enable or disable
AsyncTask
OnCurrentItemChanged
PackageManager
ETC1
15. PieChart exposes a custom event to notify listeners that the user has rotated the pie chart to focus on a new pie slice.
Services
Paint
ViewStub
OnCurrentItemChanged
16. Evaluation of registered components
Android SDK
Implicit intent
Extensible Markup Language (XML)
drawText()
17. It is a free service for sending messages to Android devices.
onCreate();
Google Cloud Messaging (GCM)
Services
touch
18. Once installed on a device - each Android application lives in its own ______
Destroyed - previous
Intents
security sandbox
Stack - back stack
19. This method returns the inflated View once complete so you don't need to call findViewById() if you need to interact with the layout.
Google Cloud Messaging (GCM)
getInputStream()
Android SDK
inflate()
20. The back stack abides to the basic "last in - first out" stack mechanism - so - when the user is done with the current activity and presses the Back button - it is popped from the stack (and ____) and the ____ activity resumes
NetworkInfo
ACTION_SEND
onSearchRequested()
Destroyed - previous
21. Callback method: The activity has become visible.
ACTION_SEND
ValueAnimator
virtual table
onResume();
22. Converts XML Document to XML DOM
drawText()
GestureDetector
Parser
touch
23. The industry standard way to deal with authentication to third-party services.
OnCurrentItemChanged
OAuth2 protocol
Linux based
setVolumeControlStream()
24. The most common way to define a layout using views is with an XML layout file saved in your ______
Dalvik Virtual Machine
Application resources
AsyncTask
onStop();
25. The easiest way to create an authenticator class is to extend this and implement its abstract methods.
AbstractAccountAuthenticator
SettingsActivity
adb
Dalvik Debug Monitor Server
26. Represents the visual representation of an Android application
Activity
GET_ACCOUNTS
authenticator class
Scroller
27. It is an efficient and maintainable way to parse XML on Android.
Dots per inch
XmlPullParser
Destroyed - previous
OnCurrentItemChanged
28. Theseare a key part of Android applications that directly affect the user experience.
Linux based
Hierarchy Viewer
Layouts
onResume();
29. An Activity is an application ______ that provides a _______ with which users can interact in order to do something - such as dial the phone - take a photo - send an email - or view a map
Scroller
onPause();
ViewStub
Component - screen
30. This is a lightweight view with no dimension and doesn't draw anything or participate in the layout.
Scroller
searchable configuration
onMeasure()
ViewStub
31. It made implementing an effective and user friendly share action in your ActionBar even easier.
Destroyed - previous
AsyncTask
ActionProvider
adb
32. Callback method: The activity is no longer visible.
ACTION_DOCK_EVENT
onStop();
Extensible Markup Language (XML)
Linux based
33. Necessary tools to develop Android applications
setContentView
Android SDK
AndroidManifest.xml
resolveSizeAndState()
34. Use this to draw text.
HttpURLConnection
drawText()
Fragments
Serialize
35. On a rooted device - the credentials would be readable by anyone with this access to the device.
Explicit intent
adb
ACTION_SEND
Parser
36. is run when running Android on the pc
authenticator class
Emulator
Dots per inch
Ducking
37. It is a set of rules for encoding documents in machine-readable form.
Extensible Markup Language (XML)
BackupHelper
InputStream
Stack - back stack
38. Android request its permission using its ________
ConnectivityManager
OnCurrentItemChanged
AndroidManifest.xml
BatteryManager
39. The Android framework has a large set of these classes for interacting with the user and displaying various types of data.
ViewStub
SearchView
Destroyed - previous
View
40. This behaves similarly to a SQLite table - but reads and writes to an object in memory via callbacks - instead of to a database file.
AsyncTask
Android SDK
virtual table
searchable configuration
41. This is used to fetch the account names that the user has stored on their device.
Android SDK
Account Manager
SurfaceHolder.Callback
Paint
42. This class defines methods for drawing text - lines - bitmaps - and many other graphics primitives.
Canvas
Activity
ViewStub
drawText()
43. Android system uses a special virtual machine to run java based applicatons
ACTION_DOCK_EVENT
Account
Dalvik Virtual Machine
onCreate() - onDestroy()
44. The receiver is triggered whenever the device battery becomes low or exits the low condition by listening for this two.
Component - screen
ACTION_BATTERY_LOW and ACTION_BATTERY_OKAY
NetworkInfo
Open Handset Alliance
45. This search feature was introduced in Android 3.0 and can maintain backward compatibility with older versions of Android by using the default search dialog provided by the system.
onCreate() - onDestroy()
SearchView
PieChart
ActionProvider
46. A mode where navigation is set up with a spinner widget.
Application resources
AccountAuthenticatorActivity
HTTP
single-pane
47. It typically consumes more energy than 3G - which is in turn more expensive than 2G.
onMeasure()
Destroyed - previous
onAudioFocusChange()
LTE
48. This class is the basis for handling flywheel-style fling gestures.
Wi-Fi radio
Fragments
onStop();
Scroller
49. This widget as an item in the action bar is the preferred way to provide search in your app.
AttributeSet
SurfaceHolder.Callback
Activity
SearchView
50. It is the process of lowering your audio stream output volume to make transient audio from another app easier to hear without totally disrupting the audio from your own application.
Parser
BatteryManager
auth scope
Ducking