What Is the Most Costly and Intrusive Form of Authentication

question 76

Multiple Choice

What is the most costly and intrusive form of authentication?

• A) Something the user knows such as a user ID and password
• B) Something the user has such as a smart card or token
• C) Something that is part of the user such as a fingerprint or voice signature
• D) None of the above

---

Definitions:

Planetary Gearset

A planetary gearset is a compact and efficient gear system used in transmissions, consisting of one central "sun" gear, multiple "planet" gears that orbit the sun gear, and a "ring" gear encompassing the planet gears.

Carrier

The center component of a planetary gearset; a disc to which the planetary pinions are attached.

Output Member

A component in a mechanical system that delivers the final action or movement, typically receiving motion from an input member.