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Google Developers Certification – Associate Android Developer (Kotlin and Java Exam) (Associate-Android-Developer) - Google Cloud Exam Questions

Last updated on June 20, 2026

97% Exam Compliance
128 Total Questions
1
Question
For example, we have a BufferedReader reader, associated with the json file through

InputStreamReader. To get a file data we can do this:
Options
A JSONObject line; try {
while ((line = reader.readJSONObject ()) != null) { builder.append(line);
}
JSONObject json = new JSONObject(builder.toString());
return json;
} catch (IOException | JSONException exception) {
exception.printStackTrace();
}
B String line; try {
while ((line = reader.readLine()) != null) { builder.append(line);
}
JSONObject json = new JSONObject(builder.toString());
return json;
} catch (IOException | JSONException exception) {
exception.printStackTrace();
}
C String line; try {
while ((line = reader.readLine()) != null) { builder.append(line);
}
JSONObject json = new JSONObject(builder.toString());
return json;
} catch (RuntimeException|ArrayIndexOutOfBoundsException exception) {
exception.printStackTrace();
}
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2
Question
What is the incorrect statement about Data Access Object (androidx.room.Dao)?
Options
A Data Access Objects are the main classes where you define your database interactions. They can include a variety of query methods.
B An abstract @Dao class can optionally have a constructor that takes a Database as its only parameter.
C The class marked with @Dao should either be an interface or an abstract class. At compile time,
Room will generate an implementation of this class when it is referenced by a Database.
D It is recommended to have only one Dao class in your codebase for all tables.
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3
Question
Select 3 major components of the Room. (Choose three.)
Select 3
Options
A @Database
B @Entity
C @RawQuery
D @Query
E @WorkerThread
F @DAO
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4
Question
LiveData.postValue() and LiveData.setValue() methods have some differences. So if you have a following code executed in the main thread:
liveData.postValue("a"); liveData.setValue("b");

What will be the correct statement?
Options
A The value "a" would be set at first and would not be overridden with the value "b".
B The value "b" would be set at first and would not be overridden with the value "a".
C The value "b" would be set at first and later the main thread would override it with the value "a".
D The value "a" would be set at first and later the main thread would override it with the value "b".
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5
Question
By adding a RoomDatabase.Callback to the room database builder RoomDatabase.Builder (method addCallback(RoomDatabase.Callback callback)), we can: (Choose two.)
Select 2
Options
A handle database opening
B handle database first time creation
C set the database factory
D disable the main thread query check for Room
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