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Wiki Article · Cinematic

Barcode

Barcode ek machine-readable visual pattern hai jo data ko represent karta hai — typically parallel…

Overview
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Barcode — Quick Facts

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Property: Detail

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Full Name: Barcode (Bar Code / Universal…

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Category: Data Capture, Identification,…

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Type: Machine-readable optical data…

Topic 1
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Infobox

📚 | Property | Detail | |---|---| | Full Name | Barcode (Bar Code / Universal Product Code…
Topic 2
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What is a Barcode

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Data → Encode → Visual Pattern →…

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Barcode sirf ek "label" nahi hai —…

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Physical product pe barcode print…

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Numbers: Product codes (UPC, EAN),…

Topic 3
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History

🎯 Timeline | Year | Event | |---|---| | 1949 | Norman Joseph Woodland & Bernard Silver file…
Topic 4
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How Barcodes Work

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Encoding: Numbers/characters ko…

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Har digit ka ek fixed bar-space…

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Start/stop characters: scanner ko…

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Data horizontal AUR vertical dono…

Topic 5
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1D Barcode Types

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Retail: UPC-A (US/Canada), EAN-13…

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Logistics/Shipping: Code 128,…

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General purpose: Code 128 (most…

Topic 6
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2D Barcode Types

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High capacity (4,000+ characters)

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Fast scanning (originally Toyota…

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Camera phone se easily scannable…

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Open standard (Denso Wave ne…

Topic 7
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1D vs 2D Comparison

🌟 | Aspect | 1D Barcode | 2D Barcode | |---|---|---| | Data direction | Horizontal only…
Topic 8
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Barcode Scanning Workflow

🚀 `mermaid flowchart LR A["Physical Product<br/>with Barcode"] --> B["Scanner /…
Topic 9
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Standards and Organizations

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Duniya ki sabse badi barcode…

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UPC, EAN, GTIN (Global Trade Item…

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Company ko unique GS1 Company…

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GS1-128: logistics ke liye…

Topic 10
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Applications

💡 | Industry | Use Case | Barcode Type | Example | |---|---|---|---| | Retail | Product…
Topic 11
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Barcodes in Software

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Libraries: ZXing (Java),…

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Process: Data input → library…

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Integration: E-commerce order…

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Mobile: Camera + scanning library…

Topic 12
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QR Code Deep-Dive

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Finder patterns: 3 bade squares…

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Alignment patterns: Smaller…

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Data + Error Correction: Remaining…

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Version 1: 21×21 modules (smallest)

Topic 13
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Anti-Patterns

🔑 1. Using Barcode as Primary Database Key Barcode number ko primary key banana. Problem:…
Topic 14
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Real-World Examples

✨ Supermarket Checkout (Retail) Har product pe UPC-A ya EAN-13 barcode. Cashier scan karta…
Topic 15
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Common Mistakes

🌟 1. Barcode size too small print karna — especially 1D barcodes jo itne chhote print kiye…
Topic 16
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Best Practices

🚀 1. Right Format for Right Use Case — Simple product ID = UPC/EAN (retail standard).…
Topic 17
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Interview Perspective

📚 Common Questions aur Answers Q1: Barcode kya hai? A: Barcode ek machine-readable visual…
Topic 18
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Glossary

💡 | Term | Definition | |---|---| | Barcode | Machine-readable visual pattern encoding data…
Comparison
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1D vs 2D Comparison

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Data direction: Horizontal only (bars +…

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Data capacity: 20-25 characters typical

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Data types: Mostly numeric, some…

Diagram
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Visual Flow

📊 Diagram visualization — details in narration
Related Topics

See Also

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QR Code

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RFID

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NFC

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OCR

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Inventory Management

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Point of Sale

Quick Quiz
🧠 QUIZ TIME

Quiz — Question 1

Barcode ka sabse sahi definition kya hai?

Quick Quiz
🧠 QUIZ TIME

Quiz — Question 2

Barcode ka 'Full Name' kya hai?

Complete! 🎉
COMPLETE

Barcode Complete!

Aliens Wiki · HIEN · Cinematic Knowledge

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Barcode Complete

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