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I applied via LinkedIn and was interviewed in Apr 2024. There were 3 interview rounds.
How will you architect the Search Suggestion page
I will design a scalable and modular architecture that meets the product requirements.
Identify the key components and their interactions
Consider scalability and performance requirements
Use design patterns like MVC or microservices
Ensure security and data privacy measures are in place
Document the architecture for future reference
To identify circles collided, check if the sum of their radii is greater than the distance between their centers.
Calculate the distance between the centers of the two circles using the distance formula
Add the radii of the two circles
If the sum of the radii is greater than or equal to the distance between the centers, the circles have collided
Memory Leaks and Threading
I was interviewed before Jun 2016.
I am a passionate software engineer with experience in developing web applications using various technologies.
Experienced in developing web applications using HTML, CSS, JavaScript, and frameworks like React and Angular
Proficient in backend development with Node.js and databases like MongoDB and MySQL
Familiar with version control systems like Git and deployment tools like Heroku
I was interviewed before Jul 2016.
I am a passionate software engineer with experience in developing web applications and solving complex problems.
Experienced in developing web applications using technologies like HTML, CSS, JavaScript, and React
Skilled in problem-solving and debugging code to ensure optimal performance
Strong understanding of data structures and algorithms
Familiar with Agile development methodologies and version control systems like Git
I was interviewed before May 2016.
You need to take 36 turns to find a perfect pair.
You need to pick 19 gloves to ensure a perfect pair.
The worst case scenario is picking 18 white gloves and then the 19th glove is black.
In that case, you need to pick 17 more gloves to find a black one and complete the pair.
The seven layers of networking refer to the OSI model which defines how data is transmitted over a network.
The seven layers are: Physical, Data Link, Network, Transport, Session, Presentation, and Application.
Each layer has a specific function and communicates with the layers above and below it.
For example, the Physical layer deals with the physical transmission of data, while the Application layer deals with user inte...
Sort a list of people by their cities and states.
Use a sorting algorithm like quicksort or mergesort.
Create a custom comparator function that compares the city and state of each person.
If two people belong to the same city and state, sort them by their names.
Example: [{name: 'John', city: 'New York', state: 'NY'}, {name: 'Jane', city: 'Boston', state: 'MA'}]
Example output: [{name: 'Jane', city: 'Boston', state: 'MA'},
I was interviewed in Oct 2016.
I was interviewed in Oct 2016.
I am a passionate software engineer with experience in developing web applications using various technologies.
Experienced in developing web applications using HTML, CSS, JavaScript, and frameworks like React and Angular
Proficient in backend development with Node.js and databases like MongoDB and MySQL
Familiar with version control systems like Git and deployment tools like Docker
I have a strong technical background, a passion for problem-solving, and a proven track record of delivering high-quality software solutions.
I have a Bachelor's degree in Computer Science and 5 years of experience in software development.
I am proficient in multiple programming languages such as Java, Python, and JavaScript.
I have successfully led a team in developing a complex web application that increased user engage
Strengths include problem-solving skills and teamwork. Weaknesses include perfectionism and time management.
Strengths: problem-solving skills, teamwork
Weaknesses: perfectionism, time management
Yes, I am able to adapt to changing situations by staying flexible, open-minded, and proactive.
I am comfortable with ambiguity and can quickly adjust my approach when needed.
I have experience working on projects with changing requirements and deadlines.
I actively seek feedback and am willing to learn new technologies or methodologies to adapt to evolving situations.
SDLC stands for Software Development Life Cycle. There are different types of SDLC models.
Waterfall model
Agile model
Spiral model
V-shaped model
Iterative model
I have presented papers on machine learning and natural language processing.
Presented a paper on sentiment analysis using machine learning algorithms at the International Conference on Natural Language Processing.
Presented a paper on named entity recognition using deep learning techniques at the IEEE International Conference on Machine Learning and Data Mining.
Co-authored a paper on text classification using convolutio...
I chose that topic because of my interest in machine learning and its potential applications in various industries.
I have always been fascinated by the idea of machines learning from data and making predictions or decisions based on that.
I believe that machine learning has the potential to revolutionize many industries, from healthcare to finance to transportation.
I have worked on several projects related to machine le...
It is not possible to accurately determine the number of toothpastes sold in one month in Hyderabad without available data.
The number of toothpastes sold can vary depending on various factors such as population, consumer behavior, and market trends.
To estimate the number, data from toothpaste manufacturers, distributors, and retailers would be required.
Factors like brand popularity, pricing, and promotional activities ...
Yes, I attended multiple interviews before this one.
I have attended interviews at Company A, Company B, and Company C.
I have experience interviewing for both frontend and backend software engineering roles.
I have also interviewed for positions in different industries such as e-commerce and healthcare.
I was interviewed in Sep 2016.
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
I am a passionate software engineer with experience in developing web applications using various technologies.
Experienced in developing web applications using HTML, CSS, JavaScript, and frameworks like React and Angular
Proficient in backend development with Node.js and databases like MongoDB and MySQL
Familiar with version control systems like Git and deployment tools like Docker
Strong problem-solving skills and ability
My hobbies include hiking, playing guitar, and reading science fiction novels.
Hiking in local trails and national parks
Playing acoustic and electric guitar in a band
Reading books by authors like Isaac Asimov and Philip K. Dick
Cognizant offers diverse projects, global exposure, and a strong focus on employee growth and development.
Cognizant provides opportunities to work on diverse projects, allowing for a broad range of experience.
The company has a global presence, offering exposure to different cultures and markets.
Cognizant emphasizes employee growth and development through training programs and career advancement opportunities.
Engineering allows me to solve complex problems, innovate, and create solutions that have a real impact on society.
Engineering provides a platform to apply scientific knowledge to practical problems.
It involves critical thinking, problem-solving, and creativity.
Engineers have the opportunity to work on cutting-edge technologies and make a tangible difference in the world.
For example, designing software systems to impro...
Pin diagram of 8085 microprocessor
8085 has 40 pins in total
Pins are grouped into 5 categories: power supply, address bus, data bus, control and status signals
Pin 1 is the reset pin, Pin 40 is the Vcc pin
Examples of control signals: RD, WR, ALE, INT, HOLD
Examples of status signals: S0, S1, IO/M, HLDA
8086 is an advanced version of 8085 with more features and capabilities.
8086 has a 16-bit data bus while 8085 has an 8-bit data bus.
8086 has more registers than 8085.
8086 has a higher clock speed than 8085.
8086 supports virtual memory while 8085 does not.
8086 has a more advanced instruction set than 8085.
Example: 8086 can perform multiplication and division operations while 8085 cannot.
Opamp stands for operational amplifier. It is an electronic device used to amplify and process signals.
Opamps have high gain and can amplify signals to a very high degree.
They are commonly used in audio amplifiers, filters, and signal processing circuits.
Opamps have two input terminals and one output terminal.
They can be configured in different ways to perform various functions such as amplification, filtering, and osc...
Waterfall model has five phases: requirements, design, implementation, testing, and maintenance.
Requirements phase: gathering and documenting requirements
Design phase: creating a detailed design based on requirements
Implementation phase: coding and integrating components
Testing phase: verifying that the system meets requirements
Maintenance phase: making changes and updates to the system
Example: building a website using...
Types of testing include unit, integration, system, acceptance, regression, performance, and security testing.
Unit testing: testing individual units or components of the software
Integration testing: testing how different units or components work together
System testing: testing the entire system as a whole
Acceptance testing: testing to ensure the software meets the requirements and is ready for release
Regression testing...
I enjoy participating in coding competitions, volunteering at tech events, and attending hackathons.
Participating in coding competitions such as Codeforces or Topcoder
Volunteering at tech events like hackathons or coding workshops
Attending hackathons to collaborate with other developers and work on innovative projects
My goal in life is to continuously learn and grow, while making a positive impact on the world around me.
Continuous learning and personal growth
Making a positive impact on the world
Achieving work-life balance
Building meaningful relationships
Contributing to the community
I am open to relocation for the right opportunity.
I am willing to relocate for the job.
I have no issues moving to a new location for work.
I am excited about the possibility of experiencing a new city or country.
I have relocated for previous jobs and have found it to be a positive experience.
I want to relocate for career growth and new experiences, but I am hesitant due to leaving behind family and friends.
Career growth opportunities in new location
Desire for new experiences and challenges
Concerns about leaving behind family and friends
I enjoy watching a variety of shows on TV, including dramas, comedies, and documentaries.
I watch dramas like Grey's Anatomy and This Is Us
I enjoy comedies such as The Office and Brooklyn Nine-Nine
I also like watching documentaries on topics like nature and history
I last saw the movie Inception.
Directed by Christopher Nolan
Released in 2010
Genre: Sci-Fi/Thriller
Starring Leonardo DiCaprio
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