Sunfocus Solutions Software Developer Interview Questions and Answers

Q1. Can you tell me about yourself?
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Q2. Why should we hire you?
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I have a strong technical background, a passion for problem-solving, and a proven track record of delivering high-quality software solutions.
• Extensive experience in software development, including proficiency in multiple programming languages such as Java, Python, and JavaScript.

• Strong problem-solving skills and ability to think critically to find innovative solutions to complex technical challenges.

• Proven track record...read more
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Q1. Resume based questions
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Q2. Event loop in nodejs
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Event loop in Node.js manages asynchronous operations by executing callback functions when certain events occur.
• Event loop is responsible for handling I/O operations, timers, and callbacks in Node.js

• It allows Node.js to perform non-blocking operations efficiently

• Event loop continuously checks the event queue for new events to execute
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Q3. Javascript es6 questions
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Q1. Promises in javascript
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Promises in JavaScript are objects representing the eventual completion or failure of an asynchronous operation.
• Promises are used to handle asynchronous operations in JavaScript.

• They can be in one of three states: pending, fulfilled, or rejected.

• Promises can be chained using .then() to handle success and .catch() to handle errors.
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Discussion on experience and current role and responsibilities

Q1. 1. Discuss one past project
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Q2. 2. Design a job scheduler
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A job scheduler is a software application that manages the scheduling of tasks or jobs to be executed by a computer system.
• Define the job scheduling requirements such as priority, deadline, resource constraints, etc.

• Implement a scheduling algorithm like First Come First Serve, Shortest Job First, Round Robin, etc.

• Maintain a queue of jobs to be executed and allocate resources accordingly.

• Monitor job execution and handle...read more
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3 DSA questions on array and strings 1 easy, 2 medium level

Create django backend project for book store

Q1. Behaviour and Situations questions
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Critical thinking, Logic, English

Q1. Dependency Injection in .NET
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Dependency Injection in .NET is a design pattern where dependencies are injected into a class rather than created within the class.
• Dependency Injection helps in achieving loose coupling between classes.

• It allows for easier testing by enabling mock objects to be injected during testing.

• In .NET, Dependency Injection can be implemented using frameworks like Unity, Ninject, or built-in .NET Core DI container.

• Example: Const...read more
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Q1. Closures in JS. State management in Angular
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Closures in JS allow functions to access variables from their outer scope. Angular uses services for state management.
• Closures in JavaScript allow functions to access variables from their outer scope, even after the outer function has finished executing.

• Angular uses services to manage state in applications, allowing for centralized data management and communication between components.

• State management in Angular involve...read more
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Q1. C# , oops & mvc. Be clear with basic concepts
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Q2. What is the four pillars of oops
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The four pillars of OOP are Abstraction, Encapsulation, Inheritance, and Polymorphism.
• Abstraction: Hiding implementation details and showing only necessary information.

• Encapsulation: Binding data and functions that manipulate it together.

• Inheritance: Creating new classes from existing ones, inheriting their properties and methods.

• Polymorphism: Ability of objects to take on multiple forms or behaviors.
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Q3. What is mvc and how it helps the developers
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MVC stands for Model-View-Controller. It is a software design pattern that separates an application into three interconnected components.
• Model represents the data and business logic of the application

• View is responsible for rendering the user interface

• Controller handles user input and updates the model and view accordingly

• MVC helps developers to write clean, modular and maintainable code

• It also enables parallel develop...read more
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Any word of character count how many times have reach character

Q1. Please tell me something about your self?
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Q2. How many years of experience?
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