Adobe IOS Application Developer Interview Questions, Process, and Tips

Structs are value types and passed by value, while classes are reference types and passed by reference.

• Structs are used for small, simple data types like coordinates or colors.

• Classes are used for more complex data types that require inheritance or reference semantics.

• Structs are copied when passed around, while classes are passed by reference.

• Structs are stack allocated, while classes are heap allocated.

View Model Scope determines whether a ViewModel should be scoped to an activity or a fragment.

• View Model scoped to activity: shared between all fragments within the activity

• View Model scoped to fragment: specific to that fragment only

• Use activity scope for data shared across fragments, fragment scope for fragment-specific data

A high order function is a function that can take other functions as parameters or return functions as results.

• High order functions can be used to create more flexible and reusable code.

• They allow for functions to be passed as arguments, making code more modular.

• Examples include map, filter, and reduce functions in functional programming.

ConstraintLayout is the most efficient layout to use on Android.

• Allows for flat view hierarchy

• Handles complex layouts efficiently

• Supports responsive design

• Provides tools for optimizing layouts

Answers to questions related to IOS development concepts.

• Delegate and protocol are used for communication between objects in IOS. Delegate is a design pattern that allows one object to send messages to another object when a specific event occurs. Protocol is a set of methods that a class can implement to provide a specific behavior.

• MVC is a design pattern used in IOS development. It separates the application into three...read more

MVC is a design pattern that separates an application into three interconnected components: Model, View, and Controller.

• Model represents the data and business logic of the application

• View is responsible for displaying the data to the user

• Controller acts as an intermediary between the Model and View, handling user input and updating the Model and View accordingly

• MVC promotes separation of concerns and modularity, making...read more