Evolent Health International Lead Engineer Interview Questions and Answers

I know multiple programming languages including Java, Python, and C++.

• Proficient in Java with experience in developing web applications using Spring framework

• Familiar with Python for data analysis and machine learning

• Experience in C++ for developing high-performance applications

• Also familiar with HTML, CSS, and JavaScript for front-end development

Class is a blueprint for creating objects, encapsulation is the process of hiding data and methods within a class.

• Class is a template or blueprint that defines the properties and behaviors of an object.

• Encapsulation is the process of bundling data and methods together within a class, hiding the internal details from the outside world.

• Other features of OOP include inheritance, polymorphism, and abstraction.

• Inheritance a...read more

Program to find the sum of squares of each term of Fibonacci series

• Generate Fibonacci series using loop or recursion

• Calculate square of each term

• Add all squares to get the sum

I would like to join Cognizant because of its reputation as a leading global technology and consulting company.

• Cognizant has a strong presence in the industry and is known for its innovative solutions.

• I am impressed by Cognizant's commitment to digital transformation and its ability to deliver value to clients.

• The company offers excellent career growth opportunities and a supportive work environment.

• Cognizant's diverse...read more

A C code that prints out the elements of an array of strings.

• Declare an array of strings

• Use a loop to iterate through the array

• Print out each element

The probability of rain in Chennai today depends on various factors such as season, weather conditions, and location.

• The probability can be estimated by analyzing the current weather patterns and historical data.

• Factors such as humidity, temperature, and wind speed can affect the probability of rain.

• Local weather forecasts and satellite imagery can also provide insights into the likelihood of rain.

• The probability of ra...read more

It is impossible to accurately predict the probability of India winning the next Cricket World Cup.

• Sports events are unpredictable and depend on various factors such as team performance, weather conditions, injuries, etc.

• Past performance of the team and individual players can be considered, but it does not guarantee future success.

• Other teams participating in the tournament also play a significant role in determining t...read more

Developed a web application for tracking student attendance and performance

• Used React.js for front-end development

• Implemented RESTful APIs using Node.js and Express for back-end

• Utilized MongoDB for database storage

• Integrated authentication and authorization features for secure access