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HCLTech IOS Developer Interview Questions and Answers for Experienced
HCLTech IOS Developer Interview Experiences for Experienced
1 interview found
(1 Question)
- Q1. Basic of Swift and Objective C
(1 Question)
- Q1. Pure Technical Asking about your Project
(1 Question)
- Q1. Salary Descussion with HR and normal HR Question
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Anonymous
I applied via Recruitment Consulltant and was interviewed before Feb 2021. There was 1 interview round.
(1 Question)
- Q1. What is optional, difference between struct and class?
- Ans.
Optional is a type in Swift that can hold a value or be nil. Struct and class are both used to define custom data types.
Optional is denoted by a question mark (?) and is used to handle nil values.
Structs are value types and are passed by value, while classes are reference types and are passed by reference.
Structs have a default memberwise initializer, while classes do not.
Classes can inherit from other classes, while s...
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Skills evaluated in this interview
(3 Questions)
- Q1. Basic of swift and some questions related to your past work experience.
- Ans.
Questions about basic Swift knowledge and past work experience.
Basic Swift concepts such as optionals, closures, and protocols may be asked.
Questions about past projects and how you approached problem-solving may also be asked.
Examples of past work experience and projects may be requested.
Questions about Swift syntax and best practices may be asked as well.
- Q2. Clean coding principles
- Ans.
Clean coding principles ensure code readability, maintainability, and scalability.
Use meaningful variable and function names
Keep functions short and focused
Avoid code duplication
Follow SOLID principles
Write unit tests
Refactor regularly
- Q3. They may ask your approaches to solve problems.
Interview Preparation Tips
I applied via LinkedIn and was interviewed in Jan 2022. There was 1 interview round.
(1 Question)
- Q1. Swift basic questions
Interview Preparation Tips
(2 Questions)
- Q1. Objective C vs swift
- Ans.
Objective-C is the older language used for iOS development, while Swift is the newer, more modern language.
Objective-C is a superset of C with Smalltalk-style messaging syntax.
Swift is more concise and easier to read than Objective-C.
Swift is safer due to its optionals and type interference features.
Objective-C has been around longer and has a larger codebase, but Swift is becoming more popular.
Many developers prefer S...
- Q2. Autolayouts and content
Skills evaluated in this interview
I applied via Naukri.com and was interviewed in Jan 2022. There were 3 interview rounds.
(1 Question)
- Q1. Basic iOS Questions which you can find from the internet What is Class & Structure Optional, Tupple
(1 Question)
- Q1. Tricky question based upon manager Team management Handling multiple junior developers under you.
(4 Questions)
- Q1. What are your salary expectations?
- Ans.
I expect a competitive salary based on my experience and skills.
I have a strong background in iOS development and have successfully completed several projects.
I am familiar with the latest technologies and frameworks in iOS development.
I have a proven track record of delivering high-quality code on time and within budget.
I am confident that my skills and experience make me a valuable asset to any team.
I am open to disc...
- Q2. Share details of your previous job.
- Ans.
I worked as an iOS Developer at XYZ Company.
Developed and maintained iOS applications using Swift and Objective-C.
Collaborated with cross-functional teams to gather requirements and deliver high-quality products.
Implemented new features and enhancements based on user feedback.
Optimized app performance and resolved bugs and issues.
Worked on integrating third-party libraries and APIs.
Participated in code reviews and prov...
- Q3. Why are you looking for a change?
- Ans.
I am looking for a change to explore new opportunities and challenges in my career.
Seeking growth and advancement in my professional journey
Want to work on more challenging projects
Desire to learn new technologies and expand my skillset
Looking for a better work-life balance
Seeking a company culture that aligns with my values and goals
- Q4. Tell me about yourself.
- Ans.
I am an experienced iOS developer with a passion for creating user-friendly and efficient applications.
I have been developing iOS applications for over 5 years.
I am proficient in Swift and Objective-C programming languages.
I have experience working with various frameworks and libraries such as UIKit, Core Data, and Alamofire.
I have a strong understanding of iOS design patterns and best practices.
I have successfully del...
Interview Preparation Tips
- Swift
- Objective C
- IOS
Khushbu Kushwah
(2 Questions)
- Q1. Some basic Questions related to iOS concepts.
- Q2. Multithreading and multitasking.
(2 Questions)
- Q1. Advanced iOS Questions.
- Q2. API Calling, Json Parsing
Interview Preparation Tips
Interview Questionnaire
6 Questions
- Q1. What’s difference between class and structure
- Ans.
Classes and structures are both used to define custom data types, but they have some key differences.
Classes are reference types, while structures are value types.
Classes support inheritance, while structures do not.
Classes have deinitializers, while structures do not.
Classes have reference counting for memory management, while structures do not.
Classes can have optional property types, while structures cannot.
- Q2. What’s retain cycle how you can avoid
- Ans.
Retain cycle is a memory management issue where objects reference each other and cannot be released. It can be avoided by using weak or unowned references.
Retain cycle occurs when two or more objects hold strong references to each other.
To avoid retain cycle, use weak or unowned references instead of strong references.
Weak references do not increase the reference count of an object and automatically become nil when the...
- Q3. What’s opinion binding
- Ans.
Opinion binding is a legal doctrine that requires judges to follow the decisions of higher courts in similar cases.
Opinion binding is also known as stare decisis.
It helps to ensure consistency and predictability in the legal system.
For example, if a higher court has already ruled that a certain law is unconstitutional, lower courts must follow that ruling in similar cases.
Opinion binding can be controversial, as it can...
- Q4. Difference between GCD and operation Queues
- Ans.
GCD and Operation Queues are both used for concurrent programming in iOS, but differ in their approach.
GCD is a C-based API that uses a thread pool model for concurrency.
Operation Queues are built on top of GCD and provide a higher-level abstraction for concurrency.
GCD is best for simple, lightweight tasks, while Operation Queues are better for more complex tasks with dependencies.
GCD uses blocks for task execution, wh...
- Q5. Explain the Life cycle of iOS applications
- Ans.
The life cycle of iOS applications refers to the stages an app goes through from launch to termination.
The app is launched by the user or system
The app enters the foreground and becomes active
The app can be sent to the background or suspended
The app can be terminated by the user or system
The app can be resumed from the background or suspended state
The app can receive memory warnings and handle them appropriately
- Q6. Explain the life cycle of UIviewController
- Ans.
The UIViewController life cycle consists of several stages that occur when the view controller is loaded and unloaded.
viewDidLoad() - called when the view controller's view is loaded into memory
viewWillAppear() - called just before the view appears on the screen
viewDidAppear() - called just after the view appears on the screen
viewWillDisappear() - called just before the view disappears from the screen
viewDidDisappear()...
Skills evaluated in this interview
I applied via Company Website and was interviewed in Jul 2020. There was 1 interview round.
Interview Questionnaire
4 Questions
- Q1. All basics of swift. Enums optionals closures protocols etc
- Q2. Best feature you like of swift
- Q3. App live all steps
- Q4. Certificates information
Interview Preparation Tips
I applied via Company Website
(2 Questions)
- Q1. I interned here in my second-year summer. I got selected on the basis of resume shortlisting.
- Q2. There was no technical round
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