iOS Swift - Networking
Which
URLSession method initiates a network request that retrieves the contents of a URL asynchronously?Which URLSession method initiates a network request that retrieves the contents of a URL asynchronously?
easy📝 Conceptual Q2 of 15
Step-by-Step Solution
Solution:
Step 1: Understand URLSession methods
URLSession provides different task types: dataTask, downloadTask, uploadTask, and streamTask.Step 2: Identify the method for fetching data
dataTask(with:) is used to fetch data asynchronously from a URL.Final Answer:
dataTask(with: URL) -> Option BQuick Check:
dataTask fetches data asynchronously [OK]
Quick Trick: Use dataTask to fetch data asynchronously [OK]
Common Mistakes:
- Confusing downloadTask with dataTask
- Using uploadTask for data retrieval
- Assuming streamTask fetches data
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