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operating systems Online Quiz - 28

Description: operating systems Online Quiz - 28
Number of Questions: 20
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Tags: operating systems
Attempted 0/20 Correct 0 Score 0

The IDE(Integrated Development Environment) highly recommended for developing Android Applications are:

  1. NetBeans

  2. Eclipse

  3. DrJava

  4. JCreator

  5. IntelliJ IDEA


Correct Option: B

Which Android API(Application Programming Interface) will provide classes to manage Wi- Fi(Wireless) functionality on the device

  1. android.net.wifi

  2. android.wifi.net

  3. android.net.wireless

  4. android.wireless.net

  5. android.wifi.wireless


Correct Option: A

Functions of android.bluetooth API is:

  1. scanning for devices

  2. enabling applications of other devices

  3. connecting with devices

  4. managing data transfer between devices

  5. disabling applications of other devices


Correct Option: A,C,D

The API level of the Android Platform version 2.0 and version 2.2 respectively are:

  1. 5 & 7

  2. 4 & 7

  3. 5 & 8

  4. 6 & 8

  5. 7 & 9


Correct Option: C

Core components of an application like activities, services, and broadcast receivers etc., are activated through messages called as:

  1. contents

  2. filter

  3. intents

  4. activator

  5. servlets


Correct Option: C

In Android, which Statement is used to get ContentResolver within the Activity or other application component?

  1. ContentResolver cr = getContentResolver();

  2. ContentResolver cr = getContentResolver(cr);

  3. ContentResolver cr = getContentResolver(content);

  4. ContentResolver cr = getContentResolver(void);

  5. ContentResolver cr = getContentResolver(context);


Correct Option: A

List the valid abstract methods declared in content provider class?

  1. query()

  2. insert()

  3. update()

  4. delete()

  5. onCreate()


Correct Option: A,B,C,D,E

The extension for android application file or which file the user may download to run the applications on their mobile?

  1. .exe

  2. .apk

  3. .dvk

  4. .and

  5. dk


Correct Option: B

In Android, ___________ is used to prevent applications (as a measure of security) from disrupting each other.

  1. Cryptography

  2. Wrapping

  3. Sandbox

  4. Coding and Decoding


Correct Option: C

Choose the true regarding AndroidManifest.xml File in Android?

  1. AndroidManifest.xml file is present in root directory of an application

  2. AndroidManifest.xml file is responsible for naming java package for the application

  3. c.)AndroidManifest.xml File is an optional for an application

  4. It describes the components of the application — the activities, services, broadcast receivers,

  5. AndroidManifest.xml is not responsible for declaring the minimum level of the Android API that


Correct Option: A,D

In Android, for playing and recording audio/video what is name of the class should to be used?

  1. MediaPlayer & MediaRecorder

  2. MediaPlay & MediaRecord

  3. PlayMedia & RecordMedia

  4. Mediaplay & Mediarecord


Correct Option: A

3D(3 Dimension) Graphics in Android is based on which specification?

  1. OpenGL ES 1.0

  2. OpenGL ES 1.1

  3. OpenGL ES 1.2

  4. OpenGL ES 1.3

  5. OpenGL ES 1.4


Correct Option: A

In which layer of the android architecture the basic drivers like Display Driver,Camera Driver, Audio Driver, Wifi Driver etc., will present?

  1. Libraries

  2. Application Framework

  3. Applications

  4. Linux Kernel

  5. Android Runtime


Correct Option: D

Find out the statement which is used to instantiate a media player and start the service?

  1. mp.initialize();

  2. mp.start();

  3. mp.do();

  4. mp.run();

  5. mp.process();


Correct Option: B

DDMS in Android stands for

  1. Dalvik Debug Monitor Service

  2. Dalvik Develop Monitor Service

  3. Dalvik Debug Message Service

  4. Dalvik Decode Monitor Service


Correct Option: A

What's the amount google paid for Obtaining Android from it's developers ?

  1. $ 70million

  2. $ 7million

  3. $ 40million

  4. $ 10million


Correct Option: C

Is Android completely open source ???

  1. True

  2. False


Correct Option: B

Who are the founders of the Android platform ???

  1. Andy Rubin

  2. Sergey Brin

  3. Rich Miner

  4. Steve Ballmer


Correct Option: A,C

The year in which the first version (1.5 Cupcake was released) ??

  1. 2009

  2. 2007

  3. 2008

  4. 2010


Correct Option: A

Which is the first version of the Android OS ???

  1. Cupcake

  2. Gingerbread

  3. Froyo

  4. Eclair


Correct Option: A
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