Question

A username and password is an example of a ______.

A. One-factor authentication

B. Two-factor authentication

C. Call back

D. Single sign-on

Answer 1

QUESTION

• A username and password is an example of a ______.

ANSWER

• A. One - factor Authentication

EXPLANATION

• One/Single-factor authentication is the simplest form of authentication methods. With SFA, a person matches one credential to verify himself or herself online. The most popular example of this would be a password (credential) to a username

Answer 2

Answer:

One factor authentication

Explanation:

See when you use username and password option

• First it asks for username
• then for password beneath it .

So it happens for once only you won't need any more authentication.

So option A is correct