Android Game Development Quiz # 2

Which of the following objects is/are used for building user interface elements in Android?
I) View
II) ViewGroup
III) Layout

I

II

III

I & II Only

II & III Only

All of the above

In Android, a tool called DX is used to convert java .class files into _________format.

.dx

.dex

.exd

.exe

None of the above

__________ file in the Android project is an auto generated file and is stored in the package gen.

R.java

Runmain.java

MainActivity.java

AndroidManifest.xml

How can you view the LogCat in your Eclipse editor?

Window–>Open perspectives–>Android–>LogCat

Window–>Others–>General–>LogCat

Window–>Show View–>Java–>General–>LogCat

Window–>Show View–>Other–>Android–>LogCat

If a developer wants to modify the fundamental characteristics and components of an Android application developed using Eclipse, then which file he should edit to do so?

MainActivity.java

AndroidManifest.xml

BuildConfig.java

both b and c

In Android, which of the following header files is needed to be imported in the class that implements OpenGL Renderer given that the game is being developed using Eclipse?

import Android.microedition.khronos.egl.EGLConfig;

import javax.microedition.khronos.egl.EGLConfig;

import Android.microedition.EGLConfig;

import javax.microedition.EGLConfig;

Which of the following image formats is/are supported by Android?
I. .jpg
II. .gif
III. .png
IV. .webp

I, II, III

II, III, IV

I, III, IV

III, IV

All of the above

In mobile games, what is the ideal frame rate in frame per second (fps) for no noticeable glitches in the motion of objects?

~20fps

~30fps

~40fps

~50fps

~60fps

The Android operating system is based upon which of the following Kernel/s?

Mac

Linux

Solaris

All of the above

What are application assets in Android?

They are used very infrequently to store uncompiled files within the application package file that is installed on the handset.

They are used very frequently to store uncompiled files within the application package file that is installed on the handset.

They are used very infrequently to store compiled files within the application package file that is installed on the handset.

They are used very frequently to store compiled files within the application package file that is installed on the handset.

In the method given below, which code line sets the class "MainGamePanel" as the handler of the events happening on the actual surface?
1. public class MainGamePanel extends SurfaceView implements
2. SurfaceHolder.Callback {
3. public MainGamePanel(Context context) {
4. super(context);
5. getHolder().addCallback(this);
6. setFocusable(true);
7. }

4

5

6

None of the above

The base class for Android Activity class is_______________.

Android.app.Activity

java.lang.Object

Android.app.admin

None of the above

State whether the following statement is true or false.
While creating a new Android application using eclipse, we need to set the Android version for "Minimum Required SDK" and "Compile With" fields. Android version greater than or equal to Android 4.1 should be selected for both the fields.

True

False

In order to create pop-up windows inside an Android game, a/an ________ class is used.

Dialog

ActivityWindow

PopupActivity

PopupWindow

Suppose you want to retrieve a system resource string called "Yes" from within an Activity class. Which of the following queries should you use to do so?

String getYes= Resource.getString().getSystem().(Android.R.string.Yes);

String getYes= Resources.getSystem().getString(Yes);

String getYes= Resources.getSystem().getString(Android.R.string.Yes);

String getYes= Resources.getString.getSystem(Android.R.string.Yes);

Study the method given below and answer the following question:
public Triangle() {
1.ByteBuffer vertexByteBuffer = ByteBuffer.allocateDirect(vertices.length * 4);
2. vertexByteBuffer.order(ByteOrder.nativeOrder());
3. vertexBuffer = vertexByteBuffer.asFloatBuffer();
4. vertexBuffer.put(vertices);
5. vertexBuffer.position(0);
}
Which code line allocates memory from byte buffer?

1

2

3

4

5

State whether the following statement is true or false.
For handsets (mobile phone) debugging of Android applications, you cannot use eclipse.

True

False

State whether the given statement is true or false.
OpenGL is used only for writing 3D Graphics that are rendered on GPU (Graphics Processing Unit).

True

False

Which of the following debugging tools is used in Android game development?

Dalvik Debug Monitor Server (DDMS)

Android Debug Bridge(ADB)

Java Debugger

None of the above

The application context for the current process can be retrieved using which of the following methods in Android?

Context context=New Context(this);

Context context=getApplicationContext();

Context context=getContext(this);

Context context=New Applicationcontext();

Which of the following classes contains Android system string resources Cut, Copy, and Paste?

import Android.content.Resources;

import Android.content.res.Resources;

import content.res.Resources;

import Android.System.res.Resources;

import Android.String.res.Resources;

Which of the following is the suggested location for storing the string resources in an Android application?

/res/values/string.xml

/res/values/styles.xml

/layout/values/string.xml

/layout/values/styles.xml

Suppose you want to add a new XML file named "colorDim" to your Android project. How can you do so?

Right Click on the project to which you want to add the new XML file–>New–>Class–> Enter Name

Right Click on the folder–>New–>Untitled xml file–>–> Enter Name

Right Click on the project to which you want to add the new XML file –>New–>Android XMLFile–> Enter Name

Right Click on the folder–>New–>Class–>Enter Name

Consider the following logic in an Android game:
On receiving onPause() event, pause the music and set onFocusChanged() as false and after receiving onResume(), wait for onFocusChanged(true) message before resuming the background music.
What does the above logic do in the game?

When the game is paused, its music stops, and when the user resumes it, the game starts again without the music.

When the game is paused, its music stops and when the user resumes it and the game regains focus, the background music starts again.

When the game is paused, its music does not stop and when the user resumes it, the game starts again with the music.

Nothing happens.

The architecture used by DVM (Dalvik Virtual machine) is ___________ based.

queue

stack

register

All of the above

None of the above

Suppose you want to include a robot.png image in your Android game. Which is the recommended folder where you should copy this image?

Drawable.hdpi

Drawable.mdpi

Drawable.ldpi

Drawable.xhdpi

Any of the above

None of the above

Study the Android method given below and answer the following question:
getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
WindowManager.LayoutParams.FLAG_FULLSCREEN);
What is the function of the given method?

It shows all the menus on the device in a zoomed in view.

It sets the application window to full screen mode

Both a and b.

None of the above.

If you are creating a new Android game using Eclipse, which of the following is the correct procedure to do so?

File–>New–>Android Application Project–>Fill in the required Details and click Finish.

File–Android –>New Project–>Fill in the required Details and click Finish.

File–>java–>Android–> Application Project–>Fill in the required Details and click Finish.

File–>projects–>New Game Project–>Fill in the required Details and click Finish.

This question is based upon the figure shown below
In Eclipse, which of the following is the icon of Android SDK Manager?

I

II

III

IV

V

VI

Which of the following Android code is used to access the Android device's sensor service?

private SensorManager sensor_M; Sensor_M= (SensorManager) getSystemService(SENSOR_SERVICE);

private Sensor sensor_M; sensor_M= getSystemService(SENSOR_SERVICE);

private SytemSensorManager sensor_M; sensor_M= (SensorManager) getService(SENSOR_SERVICE);

private Manager sensor_M; Sensor_M= (Sensor) getSystemService(SENSOR.SERVICE);

Quiz:	Android Game Development Quiz # 2
Subject:	Basic Android Game Development
Total Questions:	64 MCQs
Time:	64 Minutes

Android Game Development Quiz # 2

Which of the following objects is/are used for building user interface elements in Android?I) ViewII) ViewGroupIII) Layout

In Android, a tool called DX is used to convert java .class files into _________format.

__________ file in the Android project is an auto generated file and is stored in the package gen.

How can you view the LogCat in your Eclipse editor?

If a developer wants to modify the fundamental characteristics and components of an Android application developed using Eclipse, then which file he should edit to do so?

In Android, which of the following header files is needed to be imported in the class that implements OpenGL Renderer given that the game is being developed using Eclipse?

Which of the following image formats is/are supported by Android?I. .jpgII. .gifIII. .pngIV. .webp

In mobile games, what is the ideal frame rate in frame per second (fps) for no noticeable glitches in the motion of objects?

The Android operating system is based upon which of the following Kernel/s?

What are application assets in Android?

The base class for Android Activity class is_______________.

State whether the following statement is true or false.While creating a new Android application using eclipse, we need to set the Android version for "Minimum Required SDK" and "Compile With" fields. Android version greater than or equal to Android 4.1 should be selected for both the fields.

In order to create pop-up windows inside an Android game, a/an ________ class is used.

Suppose you want to retrieve a system resource string called "Yes" from within an Activity class. Which of the following queries should you use to do so?

State whether the following statement is true or false.For handsets (mobile phone) debugging of Android applications, you cannot use eclipse.

State whether the given statement is true or false.OpenGL is used only for writing 3D Graphics that are rendered on GPU (Graphics Processing Unit).

Which of the following debugging tools is used in Android game development?

The application context for the current process can be retrieved using which of the following methods in Android?

Which of the following classes contains Android system string resources Cut, Copy, and Paste?

Which of the following is the suggested location for storing the string resources in an Android application?

Suppose you want to add a new XML file named "colorDim" to your Android project. How can you do so?

Consider the following logic in an Android game:On receiving onPause() event, pause the music and set onFocusChanged() as false and after receiving onResume(), wait for onFocusChanged(true) message before resuming the background music.What does the above logic do in the game?

The architecture used by DVM (Dalvik Virtual machine) is ___________ based.

Suppose you want to include a robot.png image in your Android game. Which is the recommended folder where you should copy this image?

Study the Android method given below and answer the following question:getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,WindowManager.LayoutParams.FLAG_FULLSCREEN);What is the function of the given method?

If you are creating a new Android game using Eclipse, which of the following is the correct procedure to do so?

This question is based upon the figure shown belowIn Eclipse, which of the following is the icon of Android SDK Manager?

Which of the following Android code is used to access the Android device's sensor service?

Which of the following objects is/are used for building user interface elements in Android?
I) View
II) ViewGroup
III) Layout

Which of the following image formats is/are supported by Android?
I. .jpg
II. .gif
III. .png
IV. .webp

State whether the following statement is true or false.
While creating a new Android application using eclipse, we need to set the Android version for "Minimum Required SDK" and "Compile With" fields. Android version greater than or equal to Android 4.1 should be selected for both the fields.

State whether the following statement is true or false.
For handsets (mobile phone) debugging of Android applications, you cannot use eclipse.

State whether the given statement is true or false.
OpenGL is used only for writing 3D Graphics that are rendered on GPU (Graphics Processing Unit).

Consider the following logic in an Android game:
On receiving onPause() event, pause the music and set onFocusChanged() as false and after receiving onResume(), wait for onFocusChanged(true) message before resuming the background music.
What does the above logic do in the game?

Study the Android method given below and answer the following question:
getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
WindowManager.LayoutParams.FLAG_FULLSCREEN);
What is the function of the given method?

This question is based upon the figure shown below
In Eclipse, which of the following is the icon of Android SDK Manager?