Question
The RBI has introduced a Card-on-File (CoF) token
facility at the level of banks and other institutions to provide convenience for cardholders to get tokens created and linked to their existing accounts with various e-commerce applications. For a CoF, a token is a _______ digit number unique for a combination of card, token requestor and merchant.Solution
The RBI has introduced a Card-on-File (CoF) token facility at the level of banks and other institutions to provide convenience for cardholders to get tokens created and linked to their existing accounts with various e-commerce applications. At present, a CoF token can only be created through the merchant's application or webpage. For a CoF, a token is a 16-digit number unique for a combination of card, token requestor and merchant. Through tokenization, the actual card details are replaced with token credentials that can be used only with the intended merchant.
20 60 180 540 ? 4860
...?, 8, 32, 72, 128, 200
3456 1728 2592 6485 22680 102060
...56. 23 45 89 177 363 705
...Three series are provided below. You need to determine the values of A, B, and C and subsequently establish a relationship among them.
I: 4, 10...
5184, ?, 432, 144, 36, 12
In each of the following questions, a number series is given. After the series a number is given followed by (a), (b), (c), (d) and (e). You have to com...
3 2 10 ? 17 16
...9 49 251 ? 2999 5989
...5 4 29 24 185 ?
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