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Internet of Things (IoT) Connected Devices

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Internet of Things (IoT) Connected Devices

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Questions and Answers

What type of barcode contains a matrix of dots and can be scanned using a QR scanner or smartphone?

EAN-13

Data Matrix

QR code (correct)

UPC

Which shape are all QR codes?

Square (correct)

Triangle

Rectangle

Circle

How many square outlines are present in a QR code to define its orientation?

Two

Three (correct)

Five

Four

What information do the dots in a QR code contain?

Format, version, and content Signup and view all the answers

How many characters can a 33x33 (version 4) QR code hold?

114 alphanumeric characters Signup and view all the answers

What is the main advantage of QR codes over traditional UPCs?

Can contain much more data Signup and view all the answers

What does a QR code version 40 have the capacity to store?

23,648 bits or 4,296 characters Signup and view all the answers

How many bits can a 177x177 (version 40) QR code store?

23,648 bits Signup and view all the answers

What does 'QR' stand for in 'QR code'?

Quick Response Signup and view all the answers

Why are QR codes able to store more data than UPCs?

Due to being two-dimensional Signup and view all the answers