Celkon Mobiles Product Developer Interview Questions and Answers

Q1. Why you want to join company
Add your answer
Q2. Puzzle question
Add your answer

It was in hirepro platform

Q1. About the data structure
Add your answer
Q2. Implementation of doubley linked list
Ans. 
A doubly linked list is a data structure that consists of nodes where each node has a reference to the next and previous node.
• Nodes contain data and two pointers: one to the next node and one to the previous node

• Insertion and deletion operations require updating the pointers of adjacent nodes

• Traversal can be done in both directions starting from the head or tail node
Answered by AI
Add your answer

Easy to medium questions

Q1. Create a software
Ans. 
A software for managing inventory in a retail store
• Create a user-friendly interface for adding, updating, and deleting products

• Include features for tracking sales, restocking inventory, and generating reports

• Implement barcode scanning functionality for quick product lookup
Answered by AI
Add your answer

Q1. Tell me about yourself
Add your answer

Aptitude and dsa questions

Q1. Sql, Oops, dsa, API and projects were asked
Add your answer
Q2. Some sql queries
Add your answer

Q1. Normal interaction to know about me
Add your answer

Q1. Js output question
Add your answer

Q1. What is Lazy loading in react?
Ans. 
Lazy loading is a technique to load components or resources only when needed.
• It improves performance by reducing initial load time.

• React.lazy() and Suspense can be used for lazy loading components.

• Code splitting can be used for lazy loading resources like images and scripts.
Answered by AI
Add your answer
Q2. What is suspense in react ?
Ans. 
Suspense is a React feature that allows components to wait for data before rendering.
• Suspense is used to handle asynchronous data fetching in React.

• It allows components to render a fallback UI while waiting for data to load.

• Suspense is often used with the new React.lazy() function to lazily load components.

• It was introduced in React 16.6.
Answered by AI
Add your answer

Simple DSA and CS Fundamentals

Q1. CS Fundamentals, Java, OS, DSA and Project-based questions.
Add your answer

Q1. Managerial and HR Round, basic HR questions and Situational questions by HR
Add your answer

Q1. What are storage classes in c
Ans. 
Storage classes in C define the scope and lifetime of variables.
• There are four storage classes in C: auto, register, static, and extern.

• Auto variables are local to the block they are declared in and are automatically destroyed when the block exits.

• Register variables are stored in CPU registers for faster access.

• Static variables retain their value between function calls.

• Extern variables are declared outside of any funct
Answered by AI
Add your answer
Q2. Name the storage classes and explain the uses
Ans. 
Storage classes in C are auto, register, static, and extern. They control the scope and lifetime of variables.
• Auto - default storage class for local variables, stored in stack memory

• Register - stored in CPU registers for faster access

• Static - retains its value between function calls, stored in data segment

• Extern - used to access global variables across multiple files
Answered by AI
Add your answer