DNS BANK IT Manager Interview Questions and Answers

Program to check if a number is an Armstrong number or not

• Create a function to calculate the sum of cubes of individual digits

• Compare the sum with the original number to check if it is an Armstrong number

• Example: 153 is an Armstrong number as 1^3 + 5^3 + 3^3 = 153

The question is asking to swap the positions of two numbers.

• Identify the two numbers that need to be swapped

• Create a temporary variable to store one of the numbers

• Assign the value of the first number to the second number

• Assign the value of the temporary variable to the first number