Siksha Sarovar

Siksha Sarovar (sikshasarovar.com) is a free educational web application that helps students in India learn programming and prepare for academic and competitive exams. The platform offers structured coding courses (C, C++, Python, Java, HTML, CSS, PHP, Power BI, AI, Machine Learning, Data Science), complete university curriculum notes for BCA/MCA students with previous year question papers, Class 10 and Class 12 CBSE/HBSE school notes, and dedicated preparation material for SSC, UPSC, Banking, Railway and other government exams. Browsing the site is completely free and requires no account. Users may optionally sign in with Google solely to save their learning progress, quiz scores and personal preferences across devices.

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Siksha Sarovar is a free e-learning platform for coding courses, BCA university notes and competitive exam preparation. Optional Google sign-in saves your learning progress across devices.

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3.0 Unit 3 Overview: Electronic Payment Systems

Lesson 12 of 21 in the free E-Commerce notes on Siksha Sarovar, written by Rohit Jangra.

Unit III — Overview: Electronic Payment Systems

Unit III is the payments-heavy unit — the IPU paper always has at least one full question on payment systems.

  1. Electronic payments overview — what is e-payment, why it matters
  2. EFT (Electronic Funds Transfer) — NEFT, RTGS, IMPS
  3. Digital token-based payment systems — e-cash, e-cheque
  4. Smart Cards — contact, contactless, EMV
  5. Credit Cards, Debit Cards — issuing networks, processing flow
  6. Wallets, Mobile P2P — Paytm, PhonePe, Google Pay
  7. UPI — Unified Payments Interface (India's killer system)
  8. Digital Cash & Virtual Currencies — Bitcoin, CBDC
  9. Online Banking — net banking, mobile banking
  10. Payment Gateways — how merchant integration actually works
  11. EBPP — Electronic Billing Presentment and Payment

Learning outcomes

After Unit III you should be able to:

  • Define e-payment and list its components
  • Explain how a credit card transaction flows through 4 parties
  • Describe NEFT vs RTGS vs IMPS differences (and when each is used)
  • Explain UPI architecture and 4-party model
  • Compare digital cash, smart cards, wallets, and crypto
  • Diagram a payment gateway integration
  • Discuss EBPP and BBPS in the Indian context

Topic map

Chapter mapping (IPU)

  • TB2 (K.K. Bajaj): Chapters 5, 6, 7
  • RB1 + RB3

Typical exam weight

Highest of all four units. Expect 2 long questions + 1 short:

  • Explain credit card transaction flow / 4-party model. — 12.5 marks
  • Differentiate NEFT, RTGS, IMPS. — 12.5 marks (high frequency)
  • What is UPI? Explain its architecture. — 12.5 marks (modern syllabus addition)
  • Discuss payment gateway integration. — 12.5 marks
  • What is EBPP? — short answer