Chenoa Information and Software Services Full Stack Developer Interview Questions and Answers

Medium level leetcode question

Q1. Explain about your project
Ans. 
Developed a web application for managing inventory and sales for a retail store.
• Used React.js for front-end development

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

• Utilized MongoDB for database management

• Incorporated authentication and authorization features for secure access
Answered by AI
Add your answer
Q2. Explain functionalities in detail
Ans. 
Functionalities in software development refer to the specific tasks or actions that a software program can perform.
• Functionalities are the specific features or capabilities of a software program.

• They define what the software can do and how it can be used.

• Examples of functionalities include user authentication, data encryption, and file management.

• Functionalities can be implemented through code modules or libraries.

• Test...read more
Answered by AI
Add your answer

Data Structure Design. Javascript

Q1. Project Related questions
Add your answer

Q1. Implement tail f
Add your answer

Q1. What is let, const and var?
Ans. 
let, const, and var are keywords used for variable declaration in JavaScript.
• let is block-scoped and can be reassigned.

• const is block-scoped but cannot be reassigned.

• var is function-scoped and can be reassigned.
Answered by AI
Add your answer

Q1. String palindrome
Add your answer
Q2. Find all anagrams in a string
Ans. 
Find all anagrams in a string
• Create a hashmap to store the frequency of characters in the input string

• Iterate through the input string and check if the frequency of characters matches the hashmap for each substring of the same length

• Store the substrings that are anagrams in an array and return it
Answered by AI
Add your answer

Q1. What is oobjct oriented programmin?
Ans. 
Object-oriented programming is a programming paradigm based on the concept of objects, which can contain data in the form of fields and code in the form of procedures.
• OOP focuses on creating objects that interact with each other to solve complex problems.

• Encapsulation is a key feature where data is kept private within the object and can only be accessed through public methods.

• Inheritance allows objects to inherit attri...read more
Answered by AI
Add your answer
Q2. What is difference between delegate and protoxole
Ans. 
Delegates are used in C# for implementing events and callbacks, while protocols are used in Objective-C for defining methods that a class must implement.
• Delegates are a type-safe function pointer in C#.

• Protocols are similar to interfaces in other languages, defining a set of methods that a class must implement.

• Delegates are used for implementing events and callbacks in C#.

• Protocols are used in Objective-C for defining
Answered by AI
Add your answer

Q1. Linked list (detect loop, reverse, delte a node) tree (height, DFS) graph theory concept C++ basic questions
Add your answer

Q1. Total 3 round of Technical interviews.
Add your answer