Top Posters
Since Sunday
6
y
2
m
2
m
2
u
2
m
2
B
2
M
2
e
2
k
2
N
2
y
2
Home Q & A Board Science-Related Homework Help Computer Studies
New Topic  
Drakor Drakor
wrote...
Go to Answer
Posts: 3501
Rep: 39 0
9 years ago
Bar-code readers use light to read
A) UPCs.
B) UPSs.
C) POSs.
D) optical marks.
Textbook 
Digital Planet Tomorrow's Technology and You

Digital Planet Tomorrow's Technology and You


Edition: 10th
Author:
Read 197 times
3 Replies
Replies
Answer verified by a subject expert
weeji88weeji88
wrote...
#1
Top Poster
Posts: 5427
Rep: 735 0
9 years ago
Sign in or Sign up in seconds to unlock everything for free
More solutions for this book are available here
1

Related Topics

Drakor Author
wrote...
#2
9 years ago
It was a difficult question, thanks for the rapid response.
wrote...
#3
9 years ago
My pleasure to help members on this forum, all are so humble. Will look at the others once I get an opportunity.

Bye for now
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  514 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 328
  
 918
  
 308
Your Opinion
What's your favorite coffee beverage?
Votes: 305
Previous poll results: Which industry do you think artificial intelligence (AI) will impact the most?