💻
Programming
Design Patterns
51
Cards
~26m
Study time
Advanced
Difficulty
Sample questions
- ▸What are Design Patterns in software engineering?
- ▸What are the three categories of GoF Design Patterns?
- ▸What is the Singleton pattern?
- ▸What are the drawbacks of the Singleton pattern?
- ▸What is the Factory Method pattern?
💻
Programming
Swift Programming
50
Cards
~25m
Study time
Advanced
Difficulty
Sample questions
- ▸What is an Optional in Swift?
- ▸How do you unwrap an Optional using if let?
- ▸What is the difference between Optional chaining and forced unwrapping?
- ▸What is the nil-coalescing operator in Swift?
- ▸What is an implicitly unwrapped optional?
VS
🤔 Which should you study first?
Both topics are in the Programming category, so they complement each other well. We suggest starting with the smaller deck to build momentum:
Design Patterns
51 cards · ~26 min · Advanced
Swift Programming
50 cards · ~25 min · Advanced
⭐ Quicker to complete