What is the check digit (d) for the for the following MasterCard number? 5310 6275 7512 804d
What is the check digit (d) for the for the following MasterCard number? 5310 6275 7512 804d
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Question
What is the check digit (d) for the for the following MasterCard number?
5310 6275 7512 804d
Expert Solution
Step 1
Explanation:
- The Master Card contains 16-digit number to represent the card number.
- The first digit shows the system number, the next 6 digit shows the bank number, the next 8 digit shows the account number and the last digit is the check digit.
- To determines the check digit of Master card, the following steps are used.
- Compute the sum of odd position digits.
- Multiply the sum value with 2.
- Add the number of odd position digits greater than 4
- Then find the sum of even position digits.
- Add a value that results in next higher multiple of 10.
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