iOS Developer – 100+ Lab Exercises (Basic, Intermediate, Advanced)

🔰 Basic Level (30+ Exercises)

 

Goal: Master Xcode environment, Swift fundamentals, and basic UI design.

 

Environment Setup & Swift Basics

  • Install Xcode and set up simulator.

  • Create your first “Hello World” iOS app.

  • Understand Swift syntax: variables, constants, data types.

  • Control flow: loops, conditionals, switch cases.

  • Functions, closures, and basic OOP in Swift.

Storyboard & UI Components

  • Design UI using Storyboard: labels, buttons, text fields.

  • Auto Layout basics and constraints.

  • Add images and manage assets.

  • Handle user input with UITextField and UITextView.

  • Connect UI elements to code via IBOutlet and IBAction.

View Controllers & Navigation

  • Manage View Controllers lifecycle.

  • Use Navigation Controller to push/pop views.

  • Modal presentation and dismissal.

  • Passing data between view controllers.

  • Implement Tab Bar Controller.

 

🚀 Intermediate Level (40+ Exercises)

 

Goal: Build interactive apps with persistence, networking, and custom UI.

 

Table View & Collection View

  • Create simple Table Views with static data.

  • Use dynamic Table Views with custom cells.

  • Implement Collection Views with grid layouts.

  • Add swipe actions and reordering cells.

  • Optimize scrolling performance.

Data Persistence

  • Save data using UserDefaults.

  • Use Core Data for complex data storage.

  • Read/write files to device storage.

  • Implement Codable for JSON encoding/decoding.

  • Sync data with iCloud Key-Value storage.

Networking & APIs

  • Fetch and parse JSON data using URLSession.

  • Use Alamofire for advanced networking.

  • Display remote images with SDWebImage.

  • Handle async calls with Combine or async/await.

  • Implement pull-to-refresh with UIRefreshControl.

Multimedia & Sensors

  • Play audio and video files using AVFoundation.

  • Capture photos/videos with UIImagePickerController.

  • Access device location with CoreLocation.

  • Use accelerometer and gyroscope data.

  • Implement local notifications.

 

🧠 Advanced Level (40+ Exercises)

 

Goal: Master modern iOS development techniques and app deployment.

 

SwiftUI Development

  • Build views using SwiftUI declarative syntax.

  • Implement data flow with @State, @Binding, @ObservedObject.

  • Create custom components and animations.

  • Manage navigation and transitions in SwiftUI.

  • Integrate SwiftUI with UIKit components.

Advanced iOS Features

  • Implement push notifications with APNs.

  • Add biometric authentication (Face ID/Touch ID).

  • Use Combine framework for reactive programming.

  • Integrate MapKit and custom map annotations.

  • Implement in-app purchases and subscriptions.

App Architecture & Testing

  • Apply MVVM architecture pattern.

  • Unit testing with XCTest.

  • UI testing with XCUITest.

  • Use Instruments for performance profiling.

  • Automate builds with Fastlane.

App Store Deployment & Security

  • Code signing and provisioning profiles.

  • Create App Store Connect listing.

  • Implement app analytics and crash reporting.

  • Secure sensitive data with Keychain Services.

  • Obfuscate code and manage privacy compliance.

Capstone Projects

  • Build a weather app with location-based forecasts.

  • Develop a notes app with Core Data sync.

  • Create a chat app using Firebase backend.

  • Design a fitness tracker with HealthKit integration.

  • Develop an e-commerce app prototype.

 

✅ Optional Tools & Technologies

 

  • Swift, SwiftUI, UIKit, Combine

  • Xcode, Instruments, CocoaPods, Fastlane

  • Firebase, Alamofire, Core Data, MapKit

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