20+ Kuvempu University Interview Questions and Answers

To increase sales, I will focus on improving customer engagement, expanding the target market, and implementing effective marketing strategies.

• Improve customer engagement through personalized interactions and follow-ups

• Expand the target market by identifying new potential customers and exploring different sales channels

• Implement effective marketing strategies such as social media campaigns, email marketing, and promotions

Designing a message queue system for efficient communication between components

• Define the requirements and constraints of the system

• Choose a suitable messaging protocol (e.g. AMQP, MQTT)

• Design the message format and structure

• Implement mechanisms for message persistence and delivery guarantees

• Consider scalability and fault tolerance

• Use appropriate data structures and algorithms for efficient message handling

Jupiter is the largest planet in our solar system, known for its massive size and iconic red spot.

• Jupiter is the fifth planet from the Sun

• It is a gas giant composed mostly of hydrogen and helium

• Jupiter has a prominent feature called the Great Red Spot, a giant storm that has been raging for centuries

• It has at least 79 moons, including the four largest known as the Galilean moons: Io, Europa, Ganymede, and Callisto

I joined Jupiter because of their strong focus on customer support and commitment to corporate social responsibility.

• Jupiter's reputation for excellent customer support was a major factor in my decision to join the company.

• I was impressed by Jupiter's dedication to corporate social responsibility and making a positive impact in the community.

• The opportunity to work for a company that values both customer satisfaction and social responsibility was very appealing to me.

Patch and post are HTTP methods used in API testing to update and create resources, respectively.

• PATCH method is used to update an existing resource in the API

• POST method is used to create a new resource in the API

• Both methods are commonly used in RESTful APIs for CRUD operations

• Example: PATCH /api/users/123 to update user with ID 123

• Example: POST /api/users to create a new user

Low level system design of Instagram involves designing the core components like database, storage, caching, and networking.

• Use sharding to distribute data across multiple database servers for scalability.

• Implement a caching layer using Redis or Memcached to improve performance.

• Utilize a content delivery network (CDN) for faster content delivery to users.

• Design a fault-tolerant storage system to ensure data durability and availability.

• Implement a messaging queue like Kafka fo...read more

My automation framework is a data-driven framework using Selenium WebDriver and TestNG for test execution and reporting.

• Uses Selenium WebDriver for interacting with web elements

• Utilizes TestNG for test execution and reporting

• Follows a data-driven approach for test data management

Use Depth First Search (DFS) to find connected components in a graph

• Start by initializing all vertices as unvisited

• Iterate through each vertex and perform DFS to find connected components

• Keep track of visited vertices to avoid revisiting

• Example: For a graph with vertices {A, B, C} and edges {(A, B), (B, C)}, the connected components are {A, B, C}

Joins are used to combine rows from two or more tables based on a related column between them.

• Inner Join: Returns rows when there is a match in both tables.

• Left Join: Returns all rows from the left table and the matched rows from the right table.

• Right Join: Returns all rows from the right table and the matched rows from the left table.

• Full Outer Join: Returns rows when there is a match in one of the tables.

• Cross Join: Returns the Cartesian product of the two tables.

Merging two sorted arrays into a single sorted array

• Create a new array to store the merged result

• Iterate through both arrays simultaneously, comparing elements and adding the smaller one to the result array

• Handle cases where one array is longer than the other by appending the remaining elements

A hotel booking management system to handle reservations, room availability, guest information, and payment processing.

• Create a database to store information on rooms, reservations, guests, and payments

• Develop a user interface for guests to search for available rooms and make reservations

• Implement a payment gateway for secure transactions

• Include features for managing room availability, cancellations, and guest check-ins

• Generate reports on occupancy rates, revenue, and guest f...read more

Window functions are used in SQL to perform calculations across a set of table rows related to the current row.

• Types include ROW_NUMBER(), RANK(), DENSE_RANK(), NTILE(), LAG(), LEAD(), FIRST_VALUE(), LAST_VALUE(), etc.

• They allow for calculations to be performed on a specific subset of rows within a query result set.

• Window functions are commonly used for running totals, moving averages, and ranking data.

I will walk through a project code to explain its structure and functionality.

• Start by explaining the overall architecture of the project

• Discuss the main components/modules and their interactions

• Explain any key algorithms or data structures used

• Highlight any design patterns or best practices implemented

• Provide examples of specific code snippets to illustrate your points