English, asked by Anonymous, 5 months ago

what is bar codes ....???

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Answered by hareem23

2

Answer:

A barcode or bar code is a method of representing data in a visual, machine-readable form. Initially, barcodes represented data by varying the widths and spacings of parallel lines. ... 2D barcodes can be read or deconstructed using application software on mobile devices with inbuilt cameras, such as smartphones.

Answered by ItzShruti14

2

Answer:

hlo kolhi shruti here I am back gadhe.........

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