Deck 12: Symbology

Question 1

The ZIP code of Marietta, GA is 30066.What is the value of the check sum digit CSD in the
USPS bar code?

Answer 1

Question 2

The erroneous reading from the UPC symbol is given by , where e is
the erroneous digit value.The value of e is _____.

Answer 2

Question 3

In the UPC symbol encoding numbers has a CSD value equal to ___.

Answer 3

Question 4

A digital watermark shifts individual text characters from the home position.The shift can
be zero, one unit to the left or right, or one unit up or down.If 600,000,000 different
watermarks are desired, the number of characters required is _______.

Question 5

The detected ZIP code is 0e5153.What is the value of the error e?