Refer to an 8-Digit Student Id at a Large University

question 10

Short Answer

refer to an 8-digit student id at a large university. The eighth digit is a check
digit equal to the sum of the first seven digits modulo 7.
-Suppose the first digit of the student id X123 4566 is illegible (indicated by X). Can you tell what the first digit has to be?

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Definitions:

Receiver

In communication, the individual or entity that receives, interprets, and possibly responds to a message sent by another.

Encode

The act of converting ideas into a communicable form, such as language or gestures, during the communication process.

Intended Meaning

The meaning or interpretation that a communicator aims to convey to the listener or reader.

Feedback

Communicates how one feels about something another person has done or said.