alexpaul / ios-interview-preparation

iOS Interview Preparation.

iOS Interview Preparation

Objective is to add as many questions to this repo to better prepare for iOS interview preparation. If you see an issue or want to add some additional questions, feel free to open a PR or an issue. Thanks for visiting and staring ⭐️ this repo so others can find it :-]

Some elements of Job Search 

• Applying for jobs 
• Data Structures and Algorithms practice 
• Stack specific questions e.g. “memory management in iOS”
• Software development (building projects, reading on and practicing new APIs and Frameworks) 
• Computer Science topics e.g. “what’s a process”
• Networking, Networking, Networking…….
• Writing (articles, blogs)
• Project walkthroughs

1. Swift Fundamentals

2. iOS Fundamentals

3. Tools

4. Networking

5. Firebase

6. Data Structures and Algorithms

7. Project Walkthrough

8. Pair Programming

9. Behavioral Interview

ios-interview-preparation's Issues

List the ways to add layouts to your code?

• auto layout / programmatically or storyboard
• frame based layout
• visual format

What language do you use to write READMEs?

Describe what happens in the life cycle of a cell?

Types of User Notifications

What is a retain cycle and give an example of how one is created?

Explain the difference between serial queues and concurrent queues

Will this code compile?

struct Person: NSObject {
}

Will the code above compile?
If yes why?
If no why?

Steps to populate a collection view

What's the default simulated location in the simulator?

What are protocol extensions used for?

How does a deadlock happen?

What's ABI Stability?

What is the default http method when making a request?

What's the difference between HTTP and Websockets?

awakeFromNib

Strongly typed vs Weakly typed language (Swift vs JavaScript)

What is an associated value?

What is a race condition?

What's the difference Push notifications and Local Notifications?

How do we simulate locations in the simulator?

What is a failable initializer?

What is technical debt

List the lifecycle of a view controller

What's a URLRequest?

What is a capture list?

Question about scope

What is a collision and how can we resolve it?

If you want to find the current index as you are looping a collection how can it be done?

What's the biggest bug you currently worked on?

What's A/B testing?

What is a mutex?

Add abstract data type question

@alexpaul please add

jpg vs png and their pros and cons with performance