Question 1

SharedPreferences are best when your app needs to save small chunks of data.

Accepted Answer

A) True 
 B)False

Question 2

Loading data saved in a SharedPreferences XML file begins by _______________ the SharedPreferences object.

Accepted Answer

The answer of Loading data saved in a SharedPreferences XML...

Question 3

Data stored in ____________________ is lost when the app (or the device) stops running.

Accepted Answer

The answer of Data stored in ____________________ is lost when...

Question 4

If you have a large amount of data to store as persistent data, which of the following storag e methods would be most efficient?

Accepted Answer

A)  database 
B)  the device's internal storage 
C)  SD card 
D)  network connection 
A)  database 
B)  the device's internal storage 
C)  SD card 
D)  network connection

Question 5

The persistent data structure is available in some form in every programming language.

Accepted Answer

A) True 
 B)False

Question 6

The _____________________ stores structured data in a private database.

Accepted Answer

The answer of The _____________________ stores structured data in a...

Question 7

Which Android tool can store data that can be used in different Activities of your application or by another application ?

Accepted Answer

A)  KeyTool 
B)  ListPreferences 
C)  ListSave 
D)  SharedPreferences 
A)  KeyTool 
B)  ListPreferences 
C)  ListSave 
D)  SharedPreferences

Question 8

When you write data using SharedPreferences, with which SharedPreferences object can you make changes?

Accepted Answer

A)  SharedPreferences Manager 
B)  SharedPreferences Editor 
C)  SharedPreferences Memory 
D)  SharedPreferences Status 
A)  SharedPreferences Manager 
B)  SharedPreferences Editor 
C)  SharedPreferences Memory 
D)  SharedPreferences Status

Question 9

In a key-value pair, what is the key that uniquely identifies the preference ?

Accepted Answer

A)  int 
B)  string 
C)  float 
D)  Boolean 
A)  int 
B)  string 
C)  float 
D)  Boolean

Question 10

________________________ stores data, which can be available to other apps on shared external storage.

Accepted Answer

The answer of ________________________ stores data, which can be available...

Question 11

The code to assign a key-value pair for a floating point value with keyname interest and variable name fl t Inter est using a SharedPreferences editor object named edit is ___________________________________.

Accepted Answer

edit.putFl

Question 12

Which method is used to retrieve a Boolean value from a SharedPreferences object?

Accepted Answer

A)  getBool() 
B)  getBoolean() 
C)  readBoolean() 
D)  readBool() 
A)  getBool() 
B)  getBoolean() 
C)  readBoolean() 
D)  readBool()

Question 13

Android applications cannot save data for later retrieval if the application is closed .

Accepted Answer

A) True 
 B)False

Question 14

All applications on a device can access any files created by an app when they are saved with the internal storage method.

Accepted Answer

A) True 
 B)False

Question 15

The code to store the string "Hello" into a key named " gree ting" using a SharedPreferences editor object named edit is ____________________________.

Accepted Answer

editor.put

Question 16

What's the first step when writing persisten t data using a SharedPreferences file?

Accepted Answer

A)  Save the values to the preferences file 
B)  Assign values into SharedPreferences objects 
C)  Create a SharedPreferences.Editor object 
D)  Obtain an instance of the SharedPrefe rences file 
A)  Save the values to the preferences file 
B)  Assign values into SharedPreferences objects 
C)  Create a SharedPreferences.Editor object 
D)  Obtain an instance of the SharedPrefe rences file

Question 17

Persistent data stores values permanently by placing the information in a file.

Accepted Answer

A) True 
 B)False

Question 18

The ______________________ method retrieves long values.

Accepted Answer

The answer of The ______________________ method retrieves long values....

Question 19

Which d ata type is NOT supported by the SharedPreference s class?

Accepted Answer

A)  long 
B)  char 
C)  float 
D)  string 
A)  long 
B)  char 
C)  float 
D)  string

Question 20

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

Accepted Answer

A)  undefined 
B)  null 
C)  0 
D)  -1 
A)  undefined 
B)  null 
C)  0 
D)  -1

SharedPreferences are best when your app needs to save small chunks of data.

Loading data saved in a SharedPreferences XML file begins by _______________ the SharedPreferences object.

Data stored in ____________________ is lost when the app (or the device) stops running.

If you have a large amount of data to store as persistent data, which of the following storag e methods would be most efficient?

The persistent data structure is available in some form in every programming language.

The _____________________ stores structured data in a private database.

Which Android tool can store data that can be used in different Activities of your application or by another application ?

When you write data using SharedPreferences, with which SharedPreferences object can you make changes?

In a key-value pair, what is the key that uniquely identifies the preference ?

________________________ stores data, which can be available to other apps on shared external storage.

The code to assign a key-value pair for a floating point value with keyname interest and variable name fl t Inter est using a SharedPreferences editor object named edit is ___________________________________.

Which method is used to retrieve a Boolean value from a SharedPreferences object?

Android applications cannot save data for later retrieval if the application is closed .

All applications on a device can access any files created by an app when they are saved with the internal storage method.

The code to store the string "Hello" into a key named " gree ting" using a SharedPreferences editor object named edit is ____________________________.

What's the first step when writing persisten t data using a SharedPreferences file?

Persistent data stores values permanently by placing the information in a file.

The ______________________ method retrieves long values.

Which d ata type is NOT supported by the SharedPreference s class?

If a numeric 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

SharedPreferences are best when your app needs to save small chunks of data.

Loading data saved in a SharedPreferences XML file begins by _______________ the SharedPreferences object.

Data stored in ____________________ is lost when the app (or the device) stops running.

If you have a large amount of data to store as persistent data, which of the following storag e methods would be most efficient?

The persistent data structure is available in some form in every programming language.

The _____________________ stores structured data in a private database.

Which Android tool can store data that can be used in different Activities of your application or by another application ?

When you write data using SharedPreferences, with which SharedPreferences object can you make changes?

In a key-value pair, what is the key that uniquely identifies the preference ?

________________________ stores data, which can be available to other apps on shared external storage.

The code to assign a key-value pair for a floating point value with keyname interest and variable name fl t Inter est using a SharedPreferences editor object named edit is ___________________________________.

Which method is used to retrieve a Boolean value from a SharedPreferences object?

Android applications cannot save data for later retrieval if the application is closed .

All applications on a device can access any files created by an app when they are saved with the internal storage method.

The code to store the string "Hello" into a key named " gree ting" using a SharedPreferences editor object named edit is ____________________________.

What's the first step when writing persisten t data using a SharedPreferences file?

Persistent data stores values permanently by placing the information in a file.

The ______________________ method retrieves long values.

Which d ata type is NOT supported by the SharedPreference s class?

If a numeric 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