1. 斋戒：
Fastag 是一种在印度支付通行税的快捷方式。它由印度国家支付公司 (NPCI) 开发，并由印度国家公路管理局使用。这些车辆的汽车、公共汽车、卡车或出租车的玻璃上或摩托车的引擎盖上都印有标签。然后扫描此打印的标签，并由司机首选和选定的付款银行进行付款。
Paytm 应用程序上的 Fastag 选项
2.二维码：
二维码是二维条码的一种。 QR码于1994年在日本开发。这些代码可以用作识别卡，用于共享联系人、照片、视频和其他文件。
扫描到 www.geeksforgeeks.org 的二维码
Fastag和二维码的区别：
| S. No. | Fastag | QR code |
|---|---|---|
| 1. | It was developed in 2014. | It was developed in 1994. |
| 2. | It was developed by National Payments Corporation of India. | It was developed by Masahiro Hara. |
| 3. | It is only of 1 type. | It is only of 1 type. |
| 4. | It is a method of collection of toll taxes, using the RFID technology. | It is a type of 2D barcode or printed representation of data that can be scanned for data retrieval. |
| 5. | It is used by the National Highway Authority of India (NHAI) for collection of toll taxes. | It is used in supermarkets, hospitals, cinema or by individuals etc. for transfer of data (sharing contacts, photos, videos and other documents). |
| 6. | It is based on RFID technology. | It is based on Morse Code technology. |
| 7. | It does not require line of sight. | It requires line of sight. |
| 8. | It has greater data storage as compared to barcodes. | It has more data storage than the barcodes. |
| 9. | Several Fastags can be examined at once. | Only one QR code is examined at once. |
| 10. | Both Reading and writing can be done using Fastag. | Only Reading is done using Barcode. |
| 11. | It is faster than barcode. | It is slower in processing as compared to Fastag. |