Basic Interview Questions

Multiplication of two matrixes
Merging two sorted arrays
Reversing an array(shortest method)
Removing duplicates from array
Check whether a number is perfect or not
Check whether a number is armstrong or not
Swapping two number without using third variable
Revese of a number
Maximum of three numbers
Factorial with or without recursion
Fibonacci Series
Find gcd of two numbers
Check whether a given string is palindrome or not
Find all Prime numbers less than a given number
Check whether a given number is prime or not