Systems Plus Associate Consultant Interview Questions and Answers

Q1. Good knowledge on plsql, unix, java knowledge, linux
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Q1. What are the key principles of oops
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Object-Oriented Programming (OOP) is based on four key principles: encapsulation, inheritance, polymorphism, and abstraction.
• Encapsulation: Bundling data and methods that operate on the data within one unit (e.g., a class). Example: A 'Car' class with properties like 'color' and methods like 'drive()'.

• Inheritance: Mechanism to create a new class using properties and methods of an existing class. Example: 'ElectricCar' ...read more
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Q2. Explain SDLC process
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Q3. Explain the event loop in js
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The event loop in JavaScript manages asynchronous operations, allowing non-blocking execution of code.
• JavaScript is single-threaded, meaning it can execute one command at a time.

• The call stack keeps track of function execution; when a function is called, it's pushed onto the stack.

• Web APIs (like setTimeout, fetch) handle asynchronous tasks and push callbacks to the callback queue once completed.

• The event loop continuou...read more
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Q4. What is dependency injection in angular
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Dependency Injection in Angular is a design pattern that allows a class to receive its dependencies from external sources rather than creating them itself.
• Promotes code reusability and testability by decoupling components.

• Angular uses an injector to manage the creation and lifecycle of services.

• Example: A service can be injected into a component's constructor: constructor(private myService: MyService) {}

• Supports hierar...read more
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General aptitude questions

Q1. Knowledge based questions
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Q2. Skills based questions
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Q1. Springs Frameworks
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Q2. Database side SQL
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Q1. Explain Spring-MVC Architecture?
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Spring-MVC is a framework for building web applications in Java, following the Model-View-Controller design pattern.
• 1. DispatcherServlet: Central component that handles all incoming requests and routes them to appropriate handlers.

• 2. Controllers: Handle user requests, process input, and return a model and view. Example: @Controller annotated classes.

• 3. Models: Represent the data and business logic. Example: Java object...read more
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Q2. Java Coding Questions like convert from Decimal number to hexadecimal number
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Q1. Basics of Flutter
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Q2. Types of App States and related concepts
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App states refer to the various conditions an application can be in during its lifecycle, affecting user experience and functionality.
• Active State: The app is in the foreground and interactive (e.g., a user browsing a social media app).

• Background State: The app is not visible but may still be executing tasks (e.g., music playing in the background).

• Inactive State: The app is transitioning between states, not receiving e...read more
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Q1. Can you explain a challenging project you worked on and how you handled it?
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I led a cross-functional team to streamline a client’s supply chain process, overcoming resistance and achieving significant cost savings.
• Identified inefficiencies in the supply chain through data analysis and stakeholder interviews.

• Facilitated workshops to gather input from team members and foster collaboration.

• Developed a detailed project plan with clear milestones and responsibilities.

• Implemented a pilot program to ...read more
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Q2. What technologies have you worked with and how do they apply to out projects?
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