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Computer Security
Question 18 of 36
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Question 18
What is the 'Two-Factor Authentication' (2FA)?
A. (a) Changing password twice
B. (b) Using two passwords
C. (c) Logging in from two devices
D. (d) Using two different methods to verify identity
Explanation 2FA में पासवर्ड के साथ-साथ एक और कोड (जैसे OTP) की जरूरत होती है।
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