Android Development Android UI and Layouts

Question 1

Which layout in Android arranges child views in a single row or column?

Accepted Answer

LinearLayout

Answer

RelativeLayout

Answer

ConstraintLayout

Answer

FrameLayout

Question 2

What attribute is used to make a view occupy remaining space in a LinearLayout?

Accepted Answer

layout_weight

Answer

layout_gravity

Answer

layout_margin

Answer

layout_span

Question 3

Which view group is recommended for building flat, complex UI hierarchies in Android?

Accepted Answer

ConstraintLayout

Answer

LinearLayout

Answer

TableLayout

Answer

GridLayout

Question 4

What is the purpose of the ViewBinding feature in Android?

Accepted Answer

To generate binding classes for XML layouts eliminating findViewById

Answer

To bind data models to UI components using XML expressions

Answer

To connect ViewModel to Fragment lifecycle

Answer

To bind services to activities

Question 5

Which RecyclerView component is responsible for measuring and positioning item views?

Accepted Answer

LayoutManager

Answer

ViewHolder

Answer

ItemDecoration

Answer

RecycledViewPool

Question 6

What method must be overridden to provide views in a RecyclerView.Adapter?

Accepted Answer

onCreateViewHolder

Answer

onBindViewHolder

Answer

getItemCount

Answer

onAttachedToRecyclerView