instrucko Interview Questions and Answers

Q1. Sdlc lifecycle of components and architecture.
Ans. 
SDLC lifecycle involves planning, designing, developing, testing, deploying, and maintaining software components and architecture.
• SDLC (Software Development Life Cycle) includes phases like planning, designing, coding, testing, and maintenance.

• Components are designed, developed, tested, and integrated into the overall architecture.

• Architecture involves defining the structure, behavior, and interactions of software comp...read more
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Q1. Role and responsibility my tasks and questions on project
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Q1. What are your project
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Q2. Write a program
Ans. 
Program to sort an array of strings in alphabetical order
• Use a sorting algorithm like bubble sort or quicksort

• Compare strings using strcmp() function in C or compareTo() method in Java

• Handle uppercase and lowercase letters separately if needed
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Nice wonderful dsa and what this company

Had 50 qsns in 45 min

Had 5 qsns to execute topics like tress and graphs

Q1. Sql queries and how to extract the data
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Q2. Oops concepts and their execution
Ans. 
Oops concepts are fundamental principles of object-oriented programming that help in organizing and designing code efficiently.
• Encapsulation: Bundling data and methods that operate on the data into a single unit (class).

• Inheritance: Allowing a class to inherit properties and behavior from another class.

• Polymorphism: Ability of objects to take on multiple forms or have multiple behaviors.

• Abstraction: Hiding the complex ...read more
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50 questions were given and we were supposed to solve it in 45 mins. But from what I've heard only 12 students made it to the next round.

Didn't qualify but it consisted of leetcode medium-hard questions.

They asked technical mcqs of html , css, javascript, C, C++

They will ask u coding questions

Q1. Introduce yourself.
Ans. 
I am a software developer with 5 years of experience in Java and Python.
• Experienced in Java and Python programming languages

• Worked on various projects involving web development and data analysis

• Strong problem-solving skills and ability to work in a team
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Q2. Tell us about your projects.
Ans. 
I have worked on various projects including a web application for tracking fitness goals and a mobile app for managing personal finances.
• Developed a web application using React.js for tracking fitness goals and progress

• Created a mobile app using Flutter for managing personal finances and budgeting

• Collaborated with a team of developers to implement new features and fix bugs

• Utilized APIs to integrate external services su
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Assignment was based on figma

Q1. Question on Binary trees: if symmetric, easy string question using hashmap
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Q2. If we are hosting a live test how to show real time ranking, HLD for this and what algorithms can we use
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Q1. Database schema design for a feature where user can be free, gold, platinum.
Ans. 
Use a user table with a column for user type (free, gold, platinum)
• Create a user table with columns for user ID, name, email, user type

• Use a separate table for user types with columns for type ID and type name

• Establish a one-to-many relationship between user and user type tables

• Example: user table - user_id, name, email, type_id; user_type table - type_id, type_name
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Q1. HLD for live rank dashboard for a live test where millions of users are doing test
Ans. 
High-level design for a live rank dashboard for a live test with millions of users.
• Use a scalable architecture to handle millions of users concurrently.

• Implement real-time data processing to update ranks dynamically.

• Utilize caching mechanisms to improve performance and reduce load on the database.

• Design a user-friendly interface with intuitive data visualization.

• Include features for filtering, sorting, and searching to
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