Informatica Business Solutions Internship Trainee Interview Questions, Process, and Tips

30 basic questions have to be completed in 30 minutes

Q1. Array question intermediate level
Add your answer
Q2. Array questions intermediate level with more than 2 approaches
Add your answer
Q3. Implementation and explanation of all oops concept
Ans. 
Object-oriented programming concepts include encapsulation, inheritance, polymorphism, and abstraction.
• Encapsulation: bundling data and methods that operate on the data into a single unit (class). Example: class Car with properties like color and methods like start() and stop().

• Inheritance: allows a class to inherit properties and methods from another class. Example: class SUV inheriting from class Car.

• Polymorphism: ab...read more
Answered by AI
Add your answer
Q4. Some sql queries implementation
Add your answer
Q5. About mongo structure
Add your answer
Q6. About my more skills that I'm working on currently
Add your answer
Q7. About my projects
Add your answer

Q1. Introduce yourself in detail
Ans. 
I am a recent graduate with a degree in Business Administration, passionate about marketing and eager to learn and grow in a professional setting.
• Recent graduate with a degree in Business Administration

• Passionate about marketing

• Eager to learn and grow in a professional setting
Answered by AI
Add your answer
Q2. Open any website and fetch the selected text and change the value in the console and append it
Add your answer
Q3. Difference between querySelector and getElementWithClass
Ans. 
querySelector selects elements using CSS selectors, getElementWithClass selects elements by class name.
• querySelector can select elements using any CSS selector, getElementWithClass only selects by class name

• querySelector returns the first matching element, getElementWithClass returns a collection of elements

• querySelector is more versatile but getElementWithClass is faster for selecting elements by class name
Answered by AI
Add your answer
Q4. Javascript basic questions
Add your answer
Q5. Diff between let and var
Ans. 
let is block scoped while var is function scoped in JavaScript.
• let variables are limited to the block in which they are declared, while var variables are limited to the function in which they are declared.

• Using let can help prevent variable hoisting issues that may occur with var.

• let allows for better code readability and maintainability compared to var.
Answered by AI
Add your answer
Q6. Closures in Javascript
Ans. 
Closures in JavaScript allow functions to access variables from their outer scope even after the outer function has finished executing.
• Closures are created whenever a function is defined within another function.

• Inner functions have access to the outer function's variables even after the outer function has returned.

• Closures can be used to create private variables and functions in JavaScript.
Answered by AI
Add your answer
Q7. Backend structure explanation in detail
Ans. 
Backend structure refers to the organization of server-side components that handle data processing and storage.
• Backend structure typically includes databases, servers, APIs, and application logic.

• Databases store and manage data, servers handle requests and responses, APIs facilitate communication between different components, and application logic processes data and implements business rules.

• For example, a backend stru...read more
Answered by AI
Add your answer
Q8. React in detail
Ans. 
React is a JavaScript library for building user interfaces.
• React is used for creating interactive UI components.

• It allows for efficient updating of the UI by only re-rendering the components that have changed.

• React uses a virtual DOM to improve performance.

• Components in React can be reusable and composed together.

• React can be used with other libraries like Redux for state management.
Answered by AI
Add your answer
Q9. Some css basic questions
Add your answer

Q1. Introduce yourself
Ans. 
I am a recent graduate with a degree in Business Administration, passionate about marketing and eager to learn and grow in a professional setting.
• Recent graduate with a degree in Business Administration

• Passionate about marketing

• Eager to learn and grow in a professional setting
Answered by AI
Add your answer
Q2. Family background
Add your answer
Q3. Why you are not selected for an internship till now
Ans. 
Lack of relevant experience and competition from more qualified candidates.
• Limited relevant experience in the field

• High competition from more qualified candidates

• Lack of networking or connections in the industry

• Not effectively showcasing skills and achievements in applications

• Limited availability of internship opportunities in desired field
Answered by AI
Add your answer
Q4. How many interviews you've given till now
Ans. 
I have given a total of 10 interviews so far.
• I have given interviews for various positions in different industries.

• I have prepared for each interview by researching the company and practicing common interview questions.

• I have received offers from 3 out of the 10 interviews I have given.

• I have attended interviews both in person and virtually.
Answered by AI
Add your answer