Intellipaat Software Solutions Salesforce Developer Interview Questions and Answers

Q1. The question will be based on interviewer experience.
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Q1. General HR round about your financial and documents and location related.
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Q1. Joined in as fresher so asked about HTML, CSS, basics of oops
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Q1. What is method overloading?
Ans. 
Method overloading is when multiple methods in a class have the same name but different parameters.
• Allows multiple methods with the same name but different parameters to be defined in a class

• Parameters can differ in number, type, or order

• Example: void print(int num) and void print(String text) are overloaded methods
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Q2. What is method overiding ?
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Method overriding is a feature in object-oriented programming that allows a subclass to provide a specific implementation of a method that is already provided by its superclass.
• Method overriding is done when a subclass provides a specific implementation for a method that is already defined in its superclass.

• The method in the subclass must have the same name, return type, and parameters as the method in the superclass.

• M...read more
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Q3. What is sigleton class ?
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A singleton class is a class that can only have one instance created and provides a global point of access to that instance.
• Singleton classes are often used for logging, caching, database connections, and thread pools.

• They typically have a private constructor to prevent instantiation from outside the class.

• The class itself usually provides a static method to access the single instance.
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Q1. What are Oops Pillars?
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Oops Pillars are the four main concepts of Object-Oriented Programming: Inheritance, Encapsulation, Polymorphism, and Abstraction.
• Inheritance: Allows a class to inherit properties and behavior from another class.

• Encapsulation: Bundles data and methods into a single unit, protecting data from outside interference.

• Polymorphism: Allows objects to be treated as instances of their parent class, enabling flexibility in code.

• ...read more
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Q2. What is Dependency injection?
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Dependency injection is a design pattern in which components are given their dependencies rather than creating them internally.
• Allows for easier testing by mocking dependencies

• Promotes loose coupling between components

• Improves code reusability and maintainability

• Examples: Constructor injection, Setter injection, Interface injection
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Mcq test on c#, sql, Mvc

Q1. Introduce your self?
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Q2. What is pipeline? Explained in brif?
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A pipeline is a series of interconnected steps or stages in a process, where output of one step is input to the next step.
• Pipeline is commonly used in software development for continuous integration and continuous delivery processes.

• Each step in the pipeline performs a specific task, such as building, testing, and deploying code.

• Pipeline automation tools like Jenkins, GitLab CI/CD, and Azure DevOps help in managing and
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Q3. Explained the dot net framework
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The .NET Framework is a software framework developed by Microsoft that provides a large library of pre-coded solutions to common programming problems.
• Developed by Microsoft

• Provides a large library of pre-coded solutions

• Supports multiple programming languages like C#, VB.NET, F#

• Consists of Common Language Runtime (CLR) and Framework Class Library (FCL)
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Q4. What Are The Different Components Of DOT-NET?
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The different components of DOT-NET include Common Language Runtime (CLR), Framework Class Library (FCL), and ASP.NET.
• Common Language Runtime (CLR) - provides various services such as memory management, exception handling, and security.

• Framework Class Library (FCL) - a collection of reusable classes, interfaces, and value types that provide access to system functionality.

• ASP.NET - a web application framework for buildi...read more
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Q5. What Is The Difference Between Abstract Classes And Interfaces In C#?
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Abstract classes can have implementation details while interfaces cannot.
• Abstract classes can have method implementations while interfaces cannot.

• A class can inherit only one abstract class but can implement multiple interfaces.

• Abstract classes can have access modifiers on their members while interfaces cannot.

• Interfaces are used to define a contract for classes to implement.

• Abstract classes are used to provide a commo
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Q1. Technical Engineer
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Q2. Software Engineer
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Q3. Job Engineering
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Q4. Job Electrical Engineering
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Q5. Job Electrical Electronic Engineering
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Q6. Job Electrical Mechanical engineering
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Q7. Job Electrical Machines
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Q8. Electrical Mechanical engineering
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Q1. Q1 difference between let and const
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let is mutable and can be reassigned, const is immutable and cannot be reassigned
• let allows reassignment of values, const does not

• const must be initialized with a value, let can be declared without a value

• const is block-scoped, let is function-scoped
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Q2. Q2 what are closures?
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Closures are functions that have access to variables from their containing scope even after the parent function has finished executing.
• Closures allow functions to maintain access to variables from their parent scope

• They are created when a function is defined within another function

• Closures are commonly used in event handlers and callbacks
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Q3. Q3. What is typeof null
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typeof null returns 'object' in JavaScript.
• typeof null is 'object' in JavaScript

• This is a historical bug in JavaScript that has not been fixed for backward compatibility

• Example: console.log(typeof null) will output 'object'
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Q1. Q1. Find palindrome strings in an array of strings.
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Finding palindrome strings in an array of strings.
• Iterate through each string in the array.

• For each string, check if it is equal to its reverse to determine if it is a palindrome.

• Store palindrome strings in a separate array or print them out.
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Q2. Q2. Explain debouncing with example.
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Debouncing is a technique used to limit the rate at which a function is called.
• Debouncing is used to prevent multiple rapid calls to a function, typically in response to user input.

• It involves setting a delay before allowing the function to be called again.

• Example: Debouncing a search input field to only trigger the search function after the user has stopped typing for a certain period.
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