OTP ONE TIME PASSWORD IS PRIMARILY USED FOR WHICH OF THE FOLLOWING

O Level Online Exam

NIELIT O Level Exam

OTP (One-Time Password) is primarily used for which of the following?

ओटीपी (वन-टाइम पासवर्ड) मुख्य रूप से निम्नलिखित में से किसके लिए उपयोग किया जाता है?

A. Authorization

B. Authentication

C. Accounting

D. Encryption

Correct Answer is :

B. Authentication

Explanation

OTP verifies identity for a single session or transaction; it does not decide permissions.