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51.
Which authentication mechanism is an example of something you have?
- A.Password
- B.Username
- C.Smart card
- D.Retina scan
- Answer & Explanation
- Report
Answer : [C]
Explanation :
Explanation :
| While passwords and usernames are examples of something you know and a retina scan is an example of something you are, possessing a smart card is an example of something you have. |
52.
Which of the following is a series of two doors with a small room between them?
- A.Mantrap
- B.Bi-gate
- C.Holding cell
- D.Visual check door
- Answer & Explanation
- Report
Answer : [A]
Explanation :
Explanation :
| A mantrap is a series of two doors with a small room between them. The user is authenticated at the first door and then allowed into the room. At that point additional verification will occur (such as a guard visually identifying the person) and then the user is allowed through the second door. |
53.
Which of the following is not a drawback of using active RFID chips?
- A.The tag signal can be read by any reader in range.
- B.The tag signal can only go a few feet.
- C.Multiple readers in an area can interfere with one another.
- D.Multiple devices can interfere with one another when responding.
- Answer & Explanation
- Report
Answer : [B]
Explanation :
Explanation :
| The tags can be of two types: passive and active. Active tags have batteries whereas passive tags receive their energy from the reader when the reader interrogates the device. As you would expect, the passive tags are cheaper but have a range of only a few meters and the active tags are more expensive but can transmit up to a hundred meters. |
54.
Which of the following authentication methods is not an example of biometrics?
- A.Password
- B.Hand scanners
- C.Fingerprint scan
- D.Retina scan
- Answer & Explanation
- Report
Answer : [A]
Explanation :
Explanation :
| Biometric devices use physical characteristics to identify the user. Such devices are becoming more common in the business environment. Biometric systems include hand scanners, retinal scanners, and soon, possibly, DNA scanners. |
55.
Which of the following offers the most flexibility in reacting to security events?
- A.Cameras
- B.Security guards
- C.Motion sensors
- D.Intrusion prevention systems
- Answer & Explanation
- Report
Answer : [B]
Explanation :
Explanation :
| Security guards offer the most flexibility in reacting to whatever occurs. Guards can use discriminating judgment based on the situation, which automated systems cannot do. This makes guards an excellent addition to the layers of security you should be trying to create. |
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