Check Digit (IGCS)

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Computers

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9th Grade

•

Medium

Andy tsui

Used 2+ times

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3 Slides • 5 Questions

Check Digit (IGCS)

Fill in the Blanks

What is the ISBN number in your textbook? Check backcover in your textbook and give your answer in the following format:

XXX-X-XXXX-XXXX-X

Type answer...

Read the following article about ISBN

https://www.isbn-international.org/content/what-isbn

Multiple Select

How many digits are there in ISBN?

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ISBN stands for:

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Multiple Choice

Is ISBN an unique code?

Yes, it is unique for every copy of the book

Yes it is unique for every book title

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How do we call the last digit in ISBN?

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So what is check digit?

A digit that is calculated from all the other digits in the code
Usually the last digit in a code
Checks the data entry caused by mis-typing or mis-scanning (barcode)
Check digits are usually find in barcodes, ISBN, credit card and ID card numbers

Check Digit (IGCS)

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