iOS Swift - Networking
Which Swift class is commonly used to download data from a URL when loading an image?
Which Swift class is commonly used to download data from a URL when loading an image?
easy📝 Conceptual Q2 of 15
Step-by-Step Solution
Solution:
Step 1: Identify data downloading class
URLSession is designed to handle network data tasks including downloading.Step 2: Differentiate from UI classes
UIImageView displays images, UIViewController manages screens, FileManager handles files locally.Final Answer:
URLSession -> Option AQuick Check:
Data download = URLSession [OK]
Quick Trick: Use URLSession for network data tasks like image download [OK]
Common Mistakes:
- Using UIImageView to download data instead of display
- Confusing FileManager with network tasks
- Trying to download data in UIViewController directly
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