What is linear layout in Android?
LinearLayout is a view group that aligns all children in a single direction, vertically or horizontally.
You can specify the layout direction with the android:orientation attribute.
Note: For better performance and tooling support, you should instead build your layout with ConstraintLayout..
Which is better linear layout or relative layout?
Relativelayout is more effective than Linearlayout. From here: It is a common misconception that using the basic layout structures leads to the most efficient layouts. However, each widget and layout you add to your application requires initialization, layout, and drawing.
What is the use of relative layout in Android?
RelativeLayout is a view group that displays child views in relative positions. The position of each view can be specified as relative to sibling elements (such as to the left-of or below another view) or in positions relative to the parent RelativeLayout area (such as aligned to the bottom, left or center).
What is layout and its types in Android?
Layouts Part of Android Jetpack. A layout defines the structure for a user interface in your app, such as in an activity. All elements in the layout are built using a hierarchy of View and ViewGroup objects. A View usually draws something the user can see and interact with.
What is the difference between linear layout and constraint layout?
5 Answers. LinearLayout means you can align views one by one (vertically/ horizontally). RelativeLayout means based on relation of views from its parents and other views.
What is frame layout?
FrameLayout is designed to block out an area on the screen to display a single item. Generally, FrameLayout should be used to hold a single child view, because it can be difficult to organize child views in a way that’s scalable to different screen sizes without the children overlapping each other.