Full Stack android Developer

Full Stack android Developer Interview Questions and Answers

Updated 7 Jul 2025
1d ago

Q. How do you reverse a string in JavaScript without using the reverse method?

Ans.

Use a loop to reverse a string in JavaScript without using the reverse method.

  • Create an empty string to store the reversed string.

  • Iterate through the original string from the last character to the first.

  • Append each character to the empty string.

  • Return the reversed string.

3d ago

Q. How do you create a REST API using CRUD operations in React.js?

Ans.

Creating a REST API using CRUD operations in React.js

  • Use Axios or Fetch to make HTTP requests to the API endpoints

  • Implement GET, POST, PUT, and DELETE methods for CRUD operations

  • Set up routes and controllers to handle different API endpoints

  • Use state management libraries like Redux or Context API for managing data

5d ago

Q. Fibonnaci series using python

Ans.

Fibonacci series is a sequence of numbers where each number is the sum of the two preceding ones.

  • Initialize variables for the first two numbers in the sequence (0 and 1)

  • Use a loop to calculate the next number by adding the previous two numbers

  • Repeat the process until reaching the desired length of the sequence

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