IBM Senior System Analyst Interview Questions, Process, and Tips

Q1. Design pattern in c#
Ans. 
Design patterns are reusable solutions to common software problems.
• Design patterns help in creating flexible, reusable, and maintainable code.

• Some common design patterns in C# are Singleton, Factory, Observer, and Decorator.

• Singleton pattern ensures that only one instance of a class is created.

• Factory pattern provides an interface for creating objects in a superclass, but allows subclasses to alter the type of objects ...read more
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Q2. React basic questions
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Q3. . Net core difference,DI in. Net core
Ans. 
.NET Core is a cross-platform framework while DI is a built-in dependency injection system in .NET Core.
• DI in .NET Core is a built-in dependency injection system that allows for loosely coupled code.

• .NET Core is a cross-platform framework that can run on Windows, Linux, and macOS.

• DI in .NET Core can be configured using various methods such as constructor injection, property injection, and method injection.

• In .NET Core,...read more
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Q4. Difference between angular and react
Ans. 
Angular is a complete framework while React is a library for building UI components.
• Angular has a steeper learning curve and requires more setup time.

• React is more flexible and can be easily integrated into existing projects.

• Angular uses two-way data binding while React uses one-way data flow.

• Angular has a larger file size while React is lightweight.

• Angular has a built-in dependency injection system while React does no...read more
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Q1. What are you looking for in our company
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Q2. Salary expectations previous ctc expected
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1 hour of multiple choice questions

Q1. Java basics questions, microservise and AWS
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Q1. Basic general questions and salary negotiation
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Q1. Java 8 streams intermediate and terminal methods
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Q2. AWS resources worked on
Ans. 
Worked on various AWS resources including EC2, S3, RDS, Lambda, and CloudFormation.
• EC2 - Elastic Compute Cloud for scalable computing capacity

• S3 - Simple Storage Service for object storage

• RDS - Relational Database Service for managed databases

• Lambda - Serverless computing service for running code without provisioning servers

• CloudFormation - Infrastructure as Code service for automating resource provisioning
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Puzzles related to game & aptitude .

Q1. Half an hour detailed technical interview has been done & it was moderate not so tough.
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Q2. What is multi-threading ?
Ans. 
Multi-threading is the ability of a CPU to execute multiple threads concurrently, allowing for better performance and responsiveness.
• Allows multiple tasks to run concurrently on a single CPU

• Improves performance by utilizing idle CPU time

• Can lead to synchronization issues and race conditions

• Examples: web servers handling multiple requests simultaneously, video games rendering graphics while processing user input
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Q3. What is CoreData ? Describe with proper example ?
Ans. 
CoreData is a framework provided by Apple for managing the model layer of an application.
• CoreData is used to manage the model layer objects in an iOS application.

• It provides an object graph management and persistence framework.

• CoreData can be used to store data locally on the device.

• It supports relationships between entities and data validation.

• Example: Storing user information like name, email, and address in a CoreDa
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Q1. Scenario based questions.
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Q1. BRD related questions
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