Android 8

What is contained within the manifest xml file?

• The permissions the app requires
• The list of strings used in the app
• The source code
• All above choices

Which of the following is NOT a state in the lifecycle of a service?

• Starting
• Running
• Destroyed
• Paused

Which of the important device characteristics that you should consider as you design and develop your application?

• screen size and density
• input configurations
• device features
• all the above

Which of the following is not a valid Android resource filename?

• mylayout.xml
• myLayout.xml
• my_layout.xml
• mylayout1.xml

Which of the following choices is the best answer to fill the empty space in the following sentence?/ Adding a new color to the colors.xml file in Android Studio (/res/values/colors.xml ) helps the app developers to use this new color as attribute value for the ……………. attribute in all these app layouts.

• android:textColor
• Kotlin:textcolor
• Java:textcolor
• color:textformat

Assume that you have two apps signed with the same certificate and you want them to share access to each other’s data. It has shartedUserId =”com.sharedID.example” . Which of the following choices is the value of the shartedUserId in the second app?

• com.sharedID.example
• com.example.example1
• app2Name.com.sharedID.example
• app2.com.sharedID.example

Which of these are not one of the three main components of the APK?

• Dalvik Executable
• Resources
• Native Libraries
• Webkit

Android SQLite database files are stored under the ………………………………… directory

• /data/database/<application-path>/databases/
• /data/data/<application-path>/databases/
• /data/files/<application-path>/databases/
• /data/mydata/<application-path>/databases/

What is different between Template Method pattern and Strategy pattern?

• Template Method pattern is compile-time algorithm selection, Strategy pattern is run-time algorithm selection.
• Template Method pattern is run-time algorithm selection, Strategy pattern is compile-time algorithm selection.
• Both of them is run-time algorithm selection. But algorithm in Template Method has independent relationship, algorithm in Strategy has constraint relationship
• Both of them is compile-time algorithm selection. But algorithm in Template Method has constraint relationship, algorithm in Strategy has independent relationship

It is used in the following cases: - When we want to represent a partial or full hierarchy of objects. - In case we need to add the responsibilities dynamically to the individual object without affecting other objects. What it is?

• Composite pattern
• Decorator pattern
• Template pattern
• State pattern