IBM Application Developer Interview Questions, Process, and Tips

Q1. Manager very rude
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Q2. Team leads are very rude
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Was asked about Polymorphism concept and vtable and vptr.
Overloading of new operator.
Questions on List and vector

Q1. Current project knowledge and challenges faced.
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Q2. Knowledge of different tools
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Q1. Why swift is called POPS?
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Q2. What is optional chaining, optional binding ?
Ans. 
Optional chaining and optional binding are techniques used in Swift programming language to safely unwrap optional values.
• Optional chaining allows you to access properties, methods, and subscripts of an optional that might currently be nil.

• Optional binding is a way to find out if an optional contains a value, and if so, to make that value available as a temporary constant or variable.

• Optional chaining uses '?' while op
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Q3. What is difference between MVC, MVVM and VIPER?
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MVC, MVVM, and VIPER are design patterns used in software development to separate concerns and improve code maintainability.
• MVC stands for Model-View-Controller and separates an application into three components: Model (data), View (UI), and Controller (logic).

• MVVM stands for Model-View-ViewModel and adds a ViewModel layer between the View and Model to handle user interactions and update the UI.

• VIPER is an application ...read more
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Q4. What is protocols ? what's difference between protocol & closure ?
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Protocols are a set of rules or guidelines for communication between different objects. Closures are blocks of code that can be passed around and executed later.
• Protocols define a blueprint of methods, properties, and other requirements that a class or structure must implement.

• Closures capture and store references to any constants and variables from the context in which they are defined.

• Protocols are used to define a s...read more
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Q5. Ways of data passing from one view controller to another view controller?
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Data passing between view controllers can be done using properties, delegates, notifications, segues, or user defaults.
• Use properties to directly pass data between view controllers

• Implement delegates to establish communication between view controllers

• Post notifications to broadcast data to multiple view controllers

• Pass data through segues when transitioning between view controllers

• Store data in user defaults for persis
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Q1. Why do you want to join IBM. ?
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Q2. What is main key strength that add values ?
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The main key strength that adds value is problem-solving skills.
• Ability to analyze complex problems and come up with effective solutions

• Critical thinking and logical reasoning skills

• Creativity in finding innovative solutions

• Adaptability to new technologies and frameworks

• Strong communication skills to collaborate with team members and stakeholders
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Q3. Salary discussion & prefer location
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Most questions on Logical reasoning and Basics of Programming

Q1. Tell me about yourself
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Q2. Tell me about your final year project
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Logical reasoning based games

The test was done on Hackerrank platform. the time was around 45 minutes.

Q1. Question about the final year project and personal projects done.
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It was physical interview. Attended an off campus drive where first round was of coding taken through Hackerearth platform. Not so much difficult, there were total seven test cases and 3 or 4 should be successful.

Q1. This was only interview including Technical as well as HR. Where I was asked about my introduction, final year project, asked to write any code of my choice and explain, joins and why IBM.
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