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Cognizant
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I applied via Recruitment Consulltant and was interviewed in Sep 2021. There were 2 interview rounds.
I applied via Naukri.com and was interviewed in Sep 2021. There was 1 interview round.
What people are saying about Cognizant
I applied via Referral and was interviewed before Oct 2021. There were 3 interview rounds.
Agile is a project management methodology that emphasizes flexibility, collaboration, and iterative development.
Agile values individuals and interactions over processes and tools
It emphasizes working software over comprehensive documentation
It involves frequent communication and collaboration between team members
It encourages adapting to change rather than following a rigid plan
Examples of agile methodologies include S
Unit testing is a software testing technique where individual units or components of a software application are tested in isolation.
Unit testing helps to identify defects early in the development cycle
It ensures that each unit of code is working as expected
Unit tests are automated and can be run frequently to catch regressions
Popular unit testing frameworks include JUnit for Java, NUnit for .NET, and pytest for Python
SwiftLint is a tool to enforce Swift style and conventions.
SwiftLint is used to ensure consistent coding style and best practices in Swift code.
It can be integrated into Xcode or run as a command line tool.
SwiftLint checks for issues such as unused code, trailing whitespace, and naming conventions.
It can be customized with rules and configurations to fit specific project needs.
Cognizant interview questions for designations
I applied via Naukri.com and was interviewed in Apr 2021. There were 3 interview rounds.
Get interview-ready with Top Cognizant Interview Questions
I applied via Naukri.com and was interviewed before Dec 2020. There were 3 interview rounds.
Node.js is a JavaScript runtime built on Chrome's V8 JavaScript engine.
Node.js allows for server-side scripting and event-driven programming.
It has a large and active community with a vast number of libraries and modules available.
Node.js is known for its scalability and high performance.
Cons include potential security vulnerabilities and difficulty in debugging asynchronous code.
Node.js is commonly used for web applic...
var, let & const are JavaScript keywords used for declaring variables with different scoping rules.
var has function scope and can be redeclared and updated
let has block scope and can be updated but not redeclared
const has block scope and cannot be updated or redeclared
Use const for values that won't change, let for values that will change, and var for legacy code
Example: var x = 10; let y = 'hello'; const z = true;
Spread operator is a syntax in JavaScript that allows an iterable such as an array or string to be expanded into individual elements.
It is denoted by three dots (...)
It can be used to concatenate arrays
It can be used to copy an array
It can be used to pass arguments to a function
It can be used to create a new object with properties of an existing object
Example: const arr1 = [1, 2, 3]; const arr2 = [...arr1, 4, 5, 6];
Exa...
Hoisting is a JavaScript mechanism where variables and function declarations are moved to the top of their scope.
Variables declared with var are hoisted to the top of their scope.
Function declarations are also hoisted to the top of their scope.
Function expressions are not hoisted.
Hoisting can lead to unexpected behavior and bugs in code.
Example: console.log(x); var x = 5; // Output: undefined
Closure is a feature in programming languages that allows a function to access variables outside its scope.
Closure is used to create private variables and methods in object-oriented programming.
It is also used to create callbacks and event handlers in JavaScript.
A closure is created when a function is defined inside another function and the inner function references variables from the outer function.
The outer function ...
Single threaded operation refers to the execution of a program using only one thread of execution.
Single threaded programs can only perform one task at a time.
They are simpler to write and debug than multi-threaded programs.
Examples of single threaded programs include most console applications and simple scripts.
Single threaded programs can be less efficient than multi-threaded programs when dealing with complex tasks
package.json is a file used in Node.js projects to manage dependencies and configuration.
Contains metadata about the project such as name, version, and dependencies
Used by package managers like npm to install and manage dependencies
Can include scripts to automate tasks like testing and building
Example: {"name": "my-project", "version": "1.0.0", "dependencies": {"express": "^4.17.1"}}
Node.js was chosen for its event-driven, non-blocking I/O model and scalability.
Node.js is well-suited for real-time applications that require high concurrency and low latency.
Java is better suited for large-scale enterprise applications that require strict type checking and robust error handling.
Node.js has a large and active community with many useful libraries and frameworks.
Node.js is lightweight and easy to deploy...
Microservices is an architectural style where an application is composed of small, independent services that communicate with each other.
Microservices are independently deployable and scalable.
Each microservice performs a specific business function.
Communication between microservices is usually through APIs.
Microservices can be developed using different programming languages and technologies.
Examples of companies using...
I applied via Naukri.com and was interviewed before Apr 2021. There were 2 interview rounds.
Questions related to database concepts and work experience.
Views are virtual tables while MVs are physical tables that store the result of a query.
Rank assigns a unique rank to each row while dense_rank assigns the same rank to rows with the same value.
Functions return a value while procedures do not. Private functions are only accessible within the package they are defined in.
Discussed my previous work experience and
HTTP verbs are used to specify the type of action to be performed on a resource.
GET - retrieve information from the server
POST - submit data to be processed by the server
PUT - update a resource on the server
DELETE - delete a resource on the server
HEAD - retrieve headers from the server
OPTIONS - retrieve the supported HTTP methods for a resource
PATCH - update a resource partially on the server
Paging is a technique used to divide large data sets into smaller chunks. Lazy loading is a technique used to load data on demand.
Paging is used to improve performance by reducing the amount of data loaded into memory at once.
Lazy loading is used to improve performance by only loading data when it is needed.
Paging is commonly used in web applications to display large amounts of data in a user-friendly way.
Lazy loading ...
To deploy an application in cloud, follow these steps:
Choose a cloud provider (Azure/AWS)
Create an account and login to the cloud console
Create a virtual machine or container to host the application
Upload the application code and necessary dependencies
Configure the application settings and environment variables
Test the application and make necessary adjustments
Deploy the application to the cloud
Monitor the application
I applied via Naukri.com and was interviewed in Jul 2021. There were 3 interview rounds.
I applied via Recruitment Consultant and was interviewed in Jun 2021. There were 3 interview rounds.
Some of the top questions asked at the Cognizant Project Associate interview -
The duration of Cognizant Project Associate interview process can vary, but typically it takes about less than 2 weeks to complete.
based on 73 interviews
4 Interview rounds
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