Android Studio - 17 - RecyclerView in Android Studio MCQ

Android Studio – 17 – RecyclerView in Android Studio

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1. What is a RecyclerView in Android development?

A type of virtual reality device

A type of emulator

A user interface component for displaying large data sets

A programming language

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2. What is the primary purpose of a RecyclerView in Android?

To manage project files and folders

To make phone calls

To display large data sets in a scrollable and efficient manner

To run the app on an emulator

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3. Which of the following is NOT a commonly used component of a RecyclerView?

CardView

FloatingActionButton

TextView

ImageView

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4. What is the purpose of a CardView in a RecyclerView?

To provide quick actions or shortcuts

To display a single piece of information or text

To display images or other media in Android

To create user interfaces for the app

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5. How can you add items to a RecyclerView in Android?

By using the "Delete" button

By shaking the emulator's window

By dragging and dropping items into the RecyclerView

By modifying the AndroidManifest.xml file

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6. What is the role of an Adapter in a RecyclerView?

To create user interfaces for the app

To provide a data source and populate the RecyclerView

To make phone calls

To display a single piece of information or text

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7. Which layout manager is commonly used for displaying items in a vertical list in a RecyclerView?

RelativeLayout

GridLayout

ConstraintLayout

LinearLayoutManager

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8. Which layout manager is commonly used for displaying items in a grid in a RecyclerView?

LinearLayoutManager

GridLayout

ConstraintLayout

RelativeLayout

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9. What is the primary purpose of a ViewHolder in a RecyclerView?

To display a single piece of information or text

To represent and cache views within each item

To create user interfaces for the app

To make phone calls

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10. How can you create a custom ViewHolder class in Android Studio?

By shaking the emulator's window

By using the "Delete" button

By extending the RecyclerView.ViewHolder class

By dragging and dropping items into the RecyclerView

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11. What is the purpose of the onBindViewHolder() method in a RecyclerView Adapter?

To create user interfaces for the app

To display a single piece of information or text

To bind data to the views within each item

To make phone calls

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12. Which method is called when a user interacts with an item in a RecyclerView?

onBindViewHolder()

onCreateViewHolder()

onItemClicked()

onClickListener()

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13. What is the role of the onCreateViewHolder() method in a RecyclerView Adapter?

To inflate the layout for each item

To make phone calls

To bind data to the views within each item

To create user interfaces for the app

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14. What is the purpose of the getItemCount() method in a RecyclerView Adapter?

To bind data to the views within each item

To make phone calls

To specify the total number of items in the RecyclerView

To create user interfaces for the app

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15. What is the typical use case for a click listener in a RecyclerView?

To create user interfaces for the app

To make phone calls

To handle user interactions with RecyclerView items

To bind data to the views within each item

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16. Which method is commonly used to handle item clicks in a RecyclerView?

onBindViewHolder()

onItemClicked()

onClickListener()

onCreateViewHolder()

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17. How can you specify the layout manager for a RecyclerView in Android Studio?

By dragging and dropping items into the RecyclerView

By calling setLayoutManager() on the RecyclerView

By shaking the emulator's window

By using the "Delete" button

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18. What is the primary role of a layout manager in a RecyclerView?

To make phone calls

To create user interfaces for the app

To display a single piece of information or text

To define the layout and arrangement of items

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19. How can you add dividers between items in a RecyclerView in Android Studio?

By adding a custom ItemDecoration to the RecyclerView

By shaking the emulator's window

By dragging and dropping items into the RecyclerView

By using the "Delete" button

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20. What is the purpose of an ItemDecoration in a RecyclerView?

To add dividers or decorations between items

To create user interfaces for the app

To define the layout and arrangement of items

To make phone calls

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21. What is the role of a LayoutManager in a RecyclerView?

To display a single piece of information or text

To create user interfaces for the app

To make phone calls

To specify the layout and arrangement of items

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22. Which of the following is NOT a commonly used layout manager in a RecyclerView?

LinearLayoutManager

StaggeredGridLayoutManager

GridLayoutManager

FrameLayoutManager

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23. What is the purpose of a GridLayoutManager in a RecyclerView?

To create user interfaces for the app

To specify a grid layout for items

To display a single piece of information or text

To make phone calls

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24. What is the role of a StaggeredGridLayoutManager in a RecyclerView?

To create user interfaces for the app

To display a single piece of information or text

To specify a staggered grid layout for items

To make phone calls

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25. How can you add animations to item transitions in a RecyclerView?

By using the RecyclerView ItemAnimator

By dragging and dropping items into the RecyclerView

By using the "Delete" button

By shaking the emulator's window

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26. What is the purpose of a RecyclerView ItemAnimator?

To add animations to item transitions

To make phone calls

To specify the layout and arrangement of items

To create user interfaces for the app

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Android Studio – 17 – RecyclerView in Android Studio MCQ