Register

What does a barcode reader emit to identify bar codes? A. electric pulse B. magnetic pulse sound D. E. light electromagnetic pulse

What does a barcode reader emit to identify bar codes? A. electric pulse B. magnetic pulse sound D. E. light electromagnetic pulse
161k views
2 votes
What does a barcode reader emit to identify bar codes?

A.
electric pulse
B. magnetic pulse
sound
D.
E.
light
electromagnetic pulse

User BlackWasp
by
7.7k points

2 Answers

4 votes

Answer:electromagnetic pulse

Step-by-step explanation:

User MikaAK
by
7.2k points
3 votes

Answer: E light

Step-by-step explanation:

User BALKANGraph
by
7.7k points
← Prev Question Next Question →

Related questions

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Other Questions

“What does it mean when we “rework” copyrighted material?”
The book shows how to add and subtract binary and decimal numbers. However, other numbering systems are also very popular when dealing with computers. The octal (base 8) numbering system is one of these.
Seven basic internal components found in a computer tower
describe an advance in technology that makes life more enjoyable. what discoveries contribute to this technology?
Disadvantages of using animation in advertising? advantages and disadvantages of using animation for education? advantages and disadvantages of using animation in entertainment?
Link Copied!