- UICollectionView is very similar to another component on iOS. Which component is this?
c) UITableView.
- Which class did you have to subclass to create your own collection view layout
b) UICollectionViewLayout.
- Which technique is applied by collection views to ensure great performance?
a) Fetching cells a couple of rows ahead of the user's current position.
- Where in Interface Builder can you find the collection view's layout object?
b) The Document Outline.
- Which feature that can be implemented for collection views is not available for table views?
c) Horizontal scrolling.
- What is a gesture-recognizer?
c) An object that responds to several user interactions, such as tapping, swiping, and pinching.
- What is the type of the button that you added to the navigation bar to toggle the collection view's editing state?
c) UIBarButtonItem.