Accounting Information Systems 7th Edition by Cynthia Heagy,Constance Lehmann

Exercise 17

Which of the following is correct concerning the attributes of Code 39 include:
a. Data are represented with black bars only; white spaces have no information content.
b. Code 39 is widely used outside of the grocery industry.
c. Code 39 represents only numerical data.
d. Three of die bars are narrow and six are wide.