The document discusses barcode technology and QR codes. It defines a barcode as a predefined format of dark and white spaces that can contain specific information to allow real-time data collection. There are two main types of barcodes: linear and 2D barcodes. QR codes are a type of 2D barcode that can store more information and be read quickly by camera devices. Barcodes and QR codes provide benefits like cost efficiency, accuracy, and linking digital and physical items, but have disadvantages like requiring coding of data and system reliance.

1. Name:- Punit Kumar Pandey
Roll No. :- 23
Sem.:- 4th
Branch:- MCA

2. BARCODE TECHNOLOGY

3. Key Points:-
 What is barcode?
 Barcode types
 Barcode Scanner
 Advantages
 Disadvantage

4. What is barcode?
 It is an automatic identification technology.
 Barcode is a predefined format of dark and white spaces.
 Structured to contain a specific piece of information.
 It allows real-time data to be collected accurately and rapidly.
 Combination of barcode technology with computer and application
software improves performance, productivity and profitability.

5. TYPES OF BARCODE
 There are two types of barcodes:-
1. Linear barcode (1D barcode)
2. 2D barcode

7. BARCODE SCANNER

8. Advantages & Disadvantages of barcode
Advantages
1. Cost efficient.
2. Real time data collection.
3. Represent unique identity of a
product.
4. Accuracy of data input(Error free).
5. Labour savings by avoiding manual
system.
Disadvantages
1. System failure may cost more
delays.
2. Scratched or crumpled barcode may
cause problems.
3. Data must be coded in the barcode.
4. In laser scanning, durability and cost
are the two disadvantages.

9. The QR Code

10. Key Point
1. What is QR Code?
2. Technicality of a QR Code
3. Uses of a QR Code
4. Advantages and Disadvantages

11. WHAT IS QR CODE?
 QR Code s quick response code.
 A two dimensional bar code or a matrix.
 More advanced barcoding system.
 Fast readability and greater storage capacity.
 Read by an imaging device (such as a camera).

12. TECHNICALITY OF A QR CODE

13. USE OF A QR CODE
1. Open a Uniform Resource Identifier (URI).
2. Display text to the user.
3. Industrial uses.
4. Advertisements
5. Add a vCard contact to the user’s device.

14. ADVANTAGES & DISADVANTAGES
Advantage
1. QR Code is versatile.
2. Used for anything and everything.
3. Beneficial for both customers and
businesses.
4. Bridge different forms of marketing
streams together.
Disadvantage
1. Lack of familiarity of the QR code
among people.
2. Codes dependability on a
smartphone.