Swift Language Essentials
Protocols, extensions, generics, property wrappers, type casting, advanced enums
1What is an Array in Swift?
What is an Array in Swift?
คำตอบ
Array is an ordered collection storing elements of the same type and allowing duplicates. Elements are accessible by index starting from 0. Array maintains insertion order and suits scenarios where element order matters.
2What characterizes a Set in Swift?
What characterizes a Set in Swift?
คำตอบ
Set is an unordered collection of unique elements. Each element appears only once. Set is optimal for fast membership testing and guaranteeing uniqueness. Unlike Array, insertion order is not preserved.
3What is a Dictionary in Swift?
What is a Dictionary in Swift?
คำตอบ
Dictionary is an unordered collection of key-value pairs. Each key is unique and enables quick access to its associated value. Dictionary suits storing related data identified by a key, like a phone directory where the name is the key. Key-based access is constant time O(1).
What is a stored property in Swift?
What is a computed property in Swift?
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หัวข้อสัมภาษณ์ iOS อื่นๆ
Swift Basics
UIKit Fundamentals
UIViewController Lifecycle
UserDefaults & Keychain
Application Lifecycle
Auto Layout & Constraints
UITableView & UICollectionView
SwiftUI Basics
SwiftUI State Management
SwiftUI Navigation
Networking & URLSession
Codable & JSON Parsing
Core Data
Protocol Oriented Programming
MVVM Architecture
Push Notifications
Unit Testing & XCTest
UI Testing
Xcode & Build System
Swift Package Manager
Memory Management & ARC
Combine Framework
Concurrency & async/await
iOS Design Patterns
Performance Optimization
Security & Encryption
SwiftUI Advanced
iOS Application Architecture
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