Android Test4

1. 1. 

   What does the Gargenta mean in his Design Philosophy when he says that the project will, “Always be whole and complete”?

   •   A )   He means that when we finish the entire project we will have a working application, even though there will be points along the way when we will stop and the application will not run
   •   B )   He means that the program must always be able to compile
   •   C )   He means that we will work on the program by adding self-contained chunks to it so ,Each additional chunk simply adds a new functionality to the application
   •   D )   None of the above
   Incorrect

   Answer : C

   No answer description.
2. 1 points

   2. 

   As an Android programmer, what version of Android should you use as your minimum development target?

   •   A )   Versions 1.6 or 2.0
   •   B )   Versions 1.0 or 1.1
   •   C )   Versions 1.2 or 1.3
   •   D )   Versions 2.3 or 3.0
   Incorrect

   Answer : A

   No answer description.
3. 1 points

   3. 

   The android OS comes with many useful system services, which include processes you can easily ask for things such as your..

   •   A )   All of these and more
   •   B )   Location
   •   C )   Sensor Readings
   •   D )   WiFi? Hot Spots
   Correct

   Answer : A

   No answer description.
4. 1 points

   4. 

   What operating system is used as the base of the Android stack?

   •   A )   Linux
   •   B )   Windows
   •   C )   Java
   •   D )   XML
   Incorrect

   Answer : A

   No answer description.
5. 1 points

   5. 

   To create an emulator, you need an AVD. What does it stand for?

   •   A )   Android Virtual Display
   •   B )   Android Virtual Device
   •   C )   Active Virtual Device
   •   D )   Application Virtual Display
   Correct

   Answer : B

   No answer description.
6. 1 points

   6. 

   What is an Activity?

   •   A )   A single screen the user sees on the device at one time
   •   B )   A message sent among the major building blocks
   •   C )   A component that runs in the background without any interface
   •   D )   Context referring to the application environment
   Correct

   Answer : A

   No answer description.
7. 1 points

   7. 

   What part of the Android platform is open source?

   •   A )   low-level Linux modules
   •   B )   all of these answers #The entire stack is an open source platform
   •   C )   native libraries
   •   D )   application frame work
   Correct

   Answer : B

   No answer description.
8. 1 points

   8. 

   What runs in the background and doesn’t have any UI components?

   •   A )   Intents
   •   B )   Content Providers
   •   C )   Services
   •   D )   Applications
   Correct

   Answer : C

   No answer description.
9. 1 points

   9. 

   Although most people’s first thought when they think of Android is Google, Android is not actually owned by Google. Who owns the Android platform?

   •   A )   Oracle Technology
   •   B )   Dalvik
   •   C )   Open Handset Alliance
   •   D )   The above statement is and Android is owned by Google
   Correct

   Answer : C

   No answer description.
10. 1 points

    10. 

    What year was development on the Dalvik virtual machine started?

    •   A )   2003
    •   B )   2005
    •   C )   2007
    •   D )   2006
    Incorrect

    Answer : B

    No answer description.
11. 1 points

    11. 

    When did Google purchase Android?

    •   A )   2007
    •   B )   2005
    •   C )   2008
    •   D )   2010
    Correct

    Answer : B

    No answer description.
12. 1 points

    12. 

    Which of the following are not a component of an APK file?

    •   A )   Resources
    •   B )   All of these are components of the APK
    •   C )   Native Libraries
    •   D )   Dalvik executable
    Incorrect

    Answer : B

    No answer description.
13. 1 points

    13. 

    Android is based on Linux for the following reason

    •   A )   Security
    •   B )   Portability
    •   C )   Networking
    •   D )   All of these
    Correct

    Answer : D

    No answer description.
14. 1 points

    14. 

    Android releases since 1.5 have been given nicknames derived how?

    •   A )   Adjective and strange animal
    •   B )   Food
    •   C )   Something that starts w/ ‘A’ -> Something that starts w/ ‘B’…
    •   D )   American states
    Incorrect

    Answer : B

    No answer description.
15. 1 points

    15. 

    An activity can be thought of as corresponding to what?

    •   A )   A Java project
    •   B )   A Java class
    •   C )   A method call
    •   D )   An object field
    Correct

    Answer : B

    No answer description.
16. 1 points

    16. 

    Android Applications must be signed

    •   A )   After they are installed
    •   B )   Before they are installed
    •   C )   Never
    •   D )   Within two weeks of installation
    Correct

    Answer : B

    No answer description.
17. 1 points

    17. 

    Broadcast receivers are Android’s implementation of a system-wide publish/subscribe mechanism, or more precisely, what design pattern?

    •   A )   Observer
    •   B )   Mediator
    •   C )   Command
    •   D )   Facade
    Incorrect

    Answer : A

    No answer description.
18. 1 points

    18. 

    Which of the following is the most “resource hungry” part of dealing with Activities on Android?

    •   A )   Closing an app
    •   B )   Suspending an app
    •   C )   Opening a new app
    •   D )   Restoring the most recent app
    Incorrect

    Answer : C

    No answer description.
19. 1 points

    19. 

    Android is licensed under which open source licensing license?

    •   A )   Gnu’s GPL
    •   B )   OSS
    •   C )   Apache/MIT
    •   D )   Sourceforge
    Correct

    Answer : C

    No answer description.
20. 1 points

    20. 

    What is a key difference with the distribution of apps for Android based devices than other mobile device platform applications?

    •   A )   Applications are distributed by Apple App Store only
    •   B )   Applications are distributed by multiple vendors with different policies on applications
    •   C )   Applications are distributed by multiple vendors with the exact same policies on applications
    •   D )   Applications are distributed by the Android Market only
    Incorrect

    Answer : B

    No answer description.