Question 1

An undefined string value is set to a(n) ____________ value, which is represented by empty quotes.

Accepted Answer

null

Question 2

The code to create a n instance of a SharedPreferences editor object named edit is ______________________________.

Accepted Answer

SharedPreferences.Editor edit = SharedPref.edit();

Question 3

Which statement dynamically assigns an image named car in the drawable folder to an ImageView control?

Accepted Answer

A)  car.setImageResource(R.drawable.image); 
B)  image.setImageResource(car.R.drawable); 
C)  image.setImageResource(R.drawable.car); 
D)  SetImageResource .image( R. drawable.car); 
A)  car.setImageResource(R.drawable.image); 
B)  image.setImageResource(car.R.drawable); 
C)  image.setImageResource(R.drawable.car); 
D)  SetImageResource .image( R. drawable.car); C

Question 4

Which method is used to store integer data in a SharedPreferences object ?

Accepted Answer

A)  place Int () 
B)  saveInteger() 
C)  putInt() 
D)  storeInteger() 
A)  place Int () 
B)  saveInteger() 
C)  putInt() 
D)  storeInteger()

Question 5

How does the Shared preferences option of storing persistent data store private data?

Accepted Answer

A)  private database 
B)  shared external storage 
C)  public cloud 
D)  key-value pairs 
A)  private database 
B)  shared external storage 
C)  public cloud 
D)  key-value pairs

Question 6

In an Android project, an ImageView control can display an image by assigning what in the XML layout file ?

Accepted Answer

A)  source path 
B)  workspace 
C)  target grid 
D)  hashtag 
A)  source path 
B)  workspace 
C)  target grid 
D)  hashtag

Question 7

The name-value pair in a SharedPreferences object is saved to a(n)  ____________________ file that can be retrieved later in the app or after the app closes.

Accepted Answer

The answer of The name-value pair in a SharedPreferences object...

Question 8

The following permissions are necessary in the Android Manifest file to use which type of storage?

Accepted Answer

A)  internal 
B)  external 
C)  indexed 
D)  volatile 
A)  internal 
B)  external 
C)  indexed 
D)  volatile

Question 9

SharedPreferences can be used to save only int and string primitive data.

Accepted Answer

A) True 
 B)False

Question 10

A(n) _______________ stores persistent data on a web server.

Accepted Answer

The answer of A(n) _______________ stores persistent data on a...

Question 11

All applications can read and write files placed on external storage.

Accepted Answer

A) True 
 B)False

Question 12

T he Shared Preferences class provides one of the easiest ways to sav e and load data. Which specific data type does this refer to ?

Accepted Answer

A)  encrypted data 
B)  persistent data 
C)  application data 
D)  primitive data 
A)  encrypted data 
B)  persistent data 
C)  application data 
D)  primitive data

Question 13

What is one of the most effective ways to save simple application data to an Android device?

Accepted Answer

A)  internal storgage 
B)  SharedPreferences object 
C)  external storage 
D)  SQLite database 
A)  internal storgage 
B)  SharedPreferences object 
C)  external storage 
D)  SQLite database

Question 14

Which of the following correctly completes the statement b elow to instantiate a Shared Preferences object?
SharedPreferences sharedPref =

Accepted Answer

A)  PreferenceManager.getDefaultSharedPreferences(this); 
B)  SharedPreferences.getDefault PreferenceManager (this); 
C)  PreferenceManager. SharedPreferences .getDefault(this); 
D)  SharedPreferences . PreferenceManager .getDefault(this); 
A)  PreferenceManager.getDefaultSharedPreferences(this); 
B)  SharedPreferences.getDefault PreferenceManager (this); 
C)  PreferenceManager. SharedPreferences .getDefault(this); 
D)  SharedPreferences . PreferenceManager .getDefault(this);

Question 15

If data is lost when an app or the device stops running w here was the data st ored?

Accepted Answer

A)  a cloud service 
B)  RAM 
C)  the device's driver 
D)  a memory card 
A)  a cloud service 
B)  RAM 
C)  the device's driver 
D)  a memory card

Question 16

The persistent ____________________ structu re is available in some form in every programming language.

Accepted Answer

The answer of The persistent ____________________ structu re is available...

Question 17

_____________________ stores values permanently by placing the information in a file.

Accepted Answer

The answer of _____________________ stores values permanently by placing the...

Question 18

With Android, yo u have th e option of storing persist e nt data only on the device's internal storage.

Accepted Answer

A) True 
 B)False

Question 19

Before an app attempts to connect to a netwo rk connection, what action should be taken?

Accepted Answer

A)  The app should scan the quality of the network. 
B)  The app should open a network's web browser. 
C)  The app should see if an Internet connection is available. 
D)  No action needs to be taken. 
A)  The app should scan the quality of the network. 
B)  The app should open a network's web browser. 
C)  The app should see if an Internet connection is available. 
D)  No action needs to be taken.

Question 20

If a string value is undefined in a key's value, what is it set to ?

Accepted Answer

A)  * 
B)  the number 0 
C)  null 
D)  " " 
A)  * 
B)  the number 0 
C)  null 
D)  " "

An undefined string value is set to a(n) ____________ value, which is represented by empty quotes.

The code to create a n instance of a SharedPreferences editor object named edit is ______________________________.

Which statement dynamically assigns an image named car in the drawable folder to an ImageView control?

Which method is used to store integer data in a SharedPreferences object ?

How does the Shared preferences option of storing persistent data store private data?

In an Android project, an ImageView control can display an image by assigning what in the XML layout file ?

The name-value pair in a SharedPreferences object is saved to a(n) ____________________ file that can be retrieved later in the app or after the app closes.

The following permissions are necessary in the Android Manifest file to use which type of storage?

SharedPreferences can be used to save only int and string primitive data.

A(n) _______________ stores persistent data on a web server.

All applications can read and write files placed on external storage.

T he Shared Preferences class provides one of the easiest ways to sav e and load data. Which specific data type does this refer to ?

What is one of the most effective ways to save simple application data to an Android device?

Which of the following correctly completes the statement b elow to instantiate a Shared Preferences object? SharedPreferences sharedPref =

If data is lost when an app or the device stops running w here was the data st ored?

The persistent ____________________ structu re is available in some form in every programming language.

_____________________ stores values permanently by placing the information in a file.

With Android, yo u have th e option of storing persist e nt data only on the device's internal storage.

Before an app attempts to connect to a netwo rk connection, what action should be taken?

If a string value is undefined in a key's value, what is it set to ?

Voila Meeting the Android Using Android Studio

Simplify the Android Studio User Interface

Engage Android User Input, Variables, and Operations

Explore Icons and Decision Making Controls

Investigate Android Lists, Arrays, and Web Browsers

Jam Implementing Audio in Android Apps

Reveal Displaying Pictures in a Gridview

Design Using a Datepicker on a Tablet

Customize Navigating With Tabs on a Tablet App

Move Creating Animation and Graphics

Finale Publishing Your Android App

Filters

Exam 11: Discover Persistent Data

An undefined string value is set to a(n) ____________ value, which is represented by empty quotes.

The code to create a n instance of a SharedPreferences editor object named edit is ______________________________.

Which statement dynamically assigns an image named car in the drawable folder to an ImageView control?

Which method is used to store integer data in a SharedPreferences object ?

How does the Shared preferences option of storing persistent data store private data?

In an Android project, an ImageView control can display an image by assigning what in the XML layout file ?

The name-value pair in a SharedPreferences object is saved to a(n) ____________________ file that can be retrieved later in the app or after the app closes.

The following permissions are necessary in the Android Manifest file to use which type of storage?

SharedPreferences can be used to save only int and string primitive data.

A(n) _______________ stores persistent data on a web server.

All applications can read and write files placed on external storage.

T he Shared Preferences class provides one of the easiest ways to sav e and load data. Which specific data type does this refer to ?

What is one of the most effective ways to save simple application data to an Android device?

Which of the following correctly completes the statement b elow to instantiate a Shared Preferences object? SharedPreferences sharedPref =

If data is lost when an app or the device stops running w here was the data st ored?

The persistent ____________________ structu re is available in some form in every programming language.

_____________________ stores values permanently by placing the information in a file.

With Android, yo u have th e option of storing persist e nt data only on the device's internal storage.

Before an app attempts to connect to a netwo rk connection, what action should be taken?

If a string value is undefined in a key's value, what is it set to ?

Voila Meeting the Android Using Android Studio

Simplify the Android Studio User Interface

Engage Android User Input, Variables, and Operations

Explore Icons and Decision Making Controls

Investigate Android Lists, Arrays, and Web Browsers

Jam Implementing Audio in Android Apps

Reveal Displaying Pictures in a Gridview

Design Using a Datepicker on a Tablet

Customize Navigating With Tabs on a Tablet App

Move Creating Animation and Graphics

Finale Publishing Your Android App

Filters