Mittal Brothers Senior Manager Interview Questions and Answers

A UI/UX case study was provided, and I am expected to explain it.

Q1. What are ways to do async operations in JS & TS?
Ans. 
Ways to do async operations in JS & TS include callbacks, promises, async/await, and event listeners.
• Callbacks: Passing a function as an argument to be executed once the async operation is completed.

• Promises: Representing a value that may be available now, in the future, or never.

• Async/Await: Syntactic sugar built on top of promises to write asynchronous code that looks synchronous.

• Event Listeners: Using event-driven p
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Q2. What is difference b/w prototype inheritance & classic inheritance ?
Ans. 
Prototype inheritance is dynamic and objects inherit directly from other objects, while classic inheritance is static and classes define the inheritance hierarchy.
• Prototype inheritance allows objects to inherit directly from other objects, without the need for classes.

• Classic inheritance involves defining classes and creating instances of those classes.

• In prototype inheritance, changes to the prototype object are refle...read more
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Q1. Merge sorted arrays
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Q1. Checking cache using python
Ans. 
Use Python's built-in 'functools' module to check cache for function results.
• Import 'functools' module

• Use 'lru_cache' decorator to cache function results

• Specify 'maxsize' parameter to limit cache size

• Use 'cache_info()' method to get cache statistics
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Q1. It was good, will check your vocabulary and grammar.
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Q2. Tell me something about your last customer care executive good experience.
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Q3. How you will handle an aggressive customer.
Ans. 
I would remain calm, listen actively, empathize with the customer, and offer solutions to address their concerns.
• Remain calm and composed

• Listen actively to understand the customer's concerns

• Empathize with the customer's emotions

• Offer solutions to address the customer's issues

• Seek assistance from a supervisor if necessary
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Q1. Be confident and personable.
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Q2. Well whats your salary in privious company
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Create code based out of design patterns

Q1. Strong oops concepts
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Q1. What is object oriented programming
Ans. 
Object oriented programming is a programming paradigm based on the concept of objects, which can contain data and code to manipulate that data.
• Objects are instances of classes, which define the structure and behavior of the objects.

• Encapsulation is a key principle, where data is kept private within the object and only accessible through methods.

• Inheritance allows classes to inherit attributes and methods from other cla...read more
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Q2. What is static Constructor?
Ans. 
Static constructor is a special type of constructor in a class that is called only once when the class is loaded into memory.
• Static constructor is used to initialize static data members of a class.

• It is automatically called by the .NET Framework when the class is first loaded.

• Static constructor does not take any parameters and cannot be called explicitly.

• Example: public class MyClass { static MyClass() { // initializat
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Q3. What are solid Principles
Ans. 
SOLID principles are a set of five design principles that help make software designs more understandable, flexible, and maintainable.
• Single Responsibility Principle (SRP) - A class should have only one reason to change.

• Open/Closed Principle (OCP) - Software entities should be open for extension but closed for modification.

• Liskov Substitution Principle (LSP) - Objects of a superclass should be replaceable with objects o...read more
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Q4. What is dependency injection
Ans. 
Dependency injection is a design pattern in which components are given their dependencies rather than creating them internally.
• Allows for easier testing by providing mock dependencies

• Promotes loose coupling between components

• Improves code reusability and maintainability

• Commonly used in frameworks like Spring in Java
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What is static Constructor

Q1. C# fundamentals, database
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Q1. Behavioural question
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Q1. Array,linked list,basic dsa
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DSA, linked list, unity movement code,basic unity questions

Q1. Salary expectations and basic info were asked
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