Xoriant Interview Questions, Process, and Tips

A prime number program checks if a given number is only divisible by 1 and itself.

• Check if the number is greater than 1

• Iterate from 2 to the square root of the number and check for divisibility

• If no divisors found, the number is prime

The optimal solution for generating Fibonacci series efficiently.

• Use dynamic programming to store previously calculated values to avoid redundant calculations.

• Implement a recursive function with memoization to store and reuse calculated values.

• Iterate through the series using a loop to generate Fibonacci numbers efficiently.

AWS EC2 instance is a virtual server in Amazon's Elastic Compute Cloud (EC2) service.

• Virtual server in Amazon's EC2 service

• Can be easily scaled up or down based on demand

• Can run various operating systems and applications

• Can be launched in different regions and availability zones

• Example: t2.micro, m5.large, c5.xlarge