Q. .With reference to QR code-based Coin Vending Machine (QCVM) consider the following statements:
1.It is a cashless coin dispenser that dispenses coins in exchange for a debit to the customer’s bank account via the Unified Payments Interface (UPI).
2.It would require actual tendering of banknotes along with their validation.
3.Customers will be able to withdraw coins in the required number and denominations from QCVMs.
Which of the following statements given above are correct?

[A] 1 and 2 only

[B] 2 and 3 only

[C] 1 and 3 only

[D] 1, 2 and 3

Answer: C
Notes:

Statement 1 and 3 are correct. QCVM is a cashless coin dispenser that dispenses coins in exchange for a debit to the customer’s bank account via the Unified Payments Interface (UPI). Customers will be able to withdraw coins in the required number and denominations from QCVMs.

Statement 2 is incorrect. Unlike standard cash-based Coin Vending Machines, the QCVM would not require actual tendering of banknotes or their validation.

Source: ForumIAS