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I applied via LinkedIn and was interviewed in Sep 2024. There were 2 interview rounds.
Convert a counter code from class component to functional component
Use useState hook to manage state in functional component
Remove 'this' keyword and constructor from the code
Update event handlers to use arrow functions or useCallback hook
Code snippet to post data to a public URL in React
Use the fetch API to make a POST request to the public URL
Convert the data to JSON before sending it in the request body
Handle the response from the server accordingly
Arrow functions are more concise and have lexical scoping, while normal functions have their own 'this' value.
Arrow functions do not have their own 'this' value, they inherit it from the parent scope.
Arrow functions are more concise and have implicit return.
Normal functions are more flexible and can be used as constructors.
Arrow functions cannot be used as constructors.
Arrow functions do not have 'arguments' object.
Call stack stores function calls and local variables, while heap stores dynamic memory allocation.
Call stack is used for function calls and local variables
Heap is used for dynamic memory allocation
Call stack is limited in size and has a fixed memory allocation, while heap is larger and can grow dynamically
Example: Call stack is used to keep track of function calls in a recursive function, while heap is used to allocate
CORS stands for Cross-Origin Resource Sharing and is a security feature implemented by browsers to prevent unauthorized access to resources on a different domain.
CORS allows servers to specify who can access their resources by adding specific HTTP headers to their responses.
It is used to protect against cross-site request forgery (CSRF) attacks.
For example, if a frontend application on domain A tries to make a request ...
Map two arrays of objects and display results in lists using React
Use the map function to iterate over each array of objects
Render the results in separate lists using JSX
Example: array1.map(item =>
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I applied via Company Website and was interviewed before May 2018. There were 3 interview rounds.
I applied via Naukri.com and was interviewed before Jul 2019. There were 4 interview rounds.
posted on 13 Jun 2024
I applied via Company Website and was interviewed in May 2024. There was 1 interview round.
The task was a Codility type
I applied via Campus Placement
Aptitude questions with 2-3 coding questions
Interpreter executes code line by line, compiler translates code into machine code before execution.
Interpreter translates code into machine code line by line during runtime
Compiler translates code into machine code before execution
Interpreted languages include Python, JavaScript
Compiled languages include C, C++
I applied via Campus Placement and was interviewed in Sep 2021. There was 1 interview round.
I applied via Recruitment Consulltant and was interviewed before May 2023. There were 4 interview rounds.
Coding was hard conducted on the platform called interview.io
Consits of 2 q 1 is Dp, and the other is Graph
Bit harder compared to other companies
Reasoning like questions
It was an easy online test
Question relates to graph like minimum spanning tree,hashing questiond
I applied via Campus Placement and was interviewed in Apr 2024. There were 2 interview rounds.
On hacker rank , included subjects like DBMS , OS and coding questions on priority queue
Some of the top questions asked at the Saviynt React Js Frontend Developer interview -
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