Question 1

An IoT developer wants to ensure that data collected from a remotely deployed power station monitoring system is transferred securely to the cloud. Which of the following technologies should the developer consider?

Options :

A : Secure/Multipurpose Internet Mail Extensions (S/MIME)

B : Message-digest 5 (MD5)

C : Blowfish

D : Transport Layer Security (TLS)

Answer: D

Question 2

An IoT systems administrator wants to ensure that all data stored on remote IoT gateways is unreadable. Which of the following technologies is the administrator most likely to implement?

Options :

A : Secure Hypertext Transmission Protocol (HTTPS)

B : Internet Protocol Security (IPSec)

C : Triple Data Encryption Standard (3DES)

D : Message Digest 5 (MD5)

Answer: B

Question 3

In order to minimize the risk of abusing access controls, which of the following is a good example of granular access control implementation?

Options :

A : System administrator access

B : Least privilege principle

C : Guest account access

D : Discretionary access control (DAC)

Answer: B

Question 4

An IoT device has many sensors on it and that sensor data is sent to the cloud. An IoT security practitioner should be sure to do which of the following in regard to that sensor data?

Options :

A : Collect as much data as possible so as to maximize potential value of the new IoT use-case.

B : Collect only the minimum amount of data required to perform all the business functions.

C : The amount or type of data collected isn't important if you have a properly secured IoT device.

D : The amount or type of data collected isn't important if you implement proper authorization controls.

Answer: B

Question 5

An IoT security architect wants to implement Bluetooth between two nodes. The Elliptic Curve Diffie-Hellman (ECDH) cipher suite has been identified as a requirement. Which of the following Bluetooth versions can meet this requirement?

Options :

A : Bluetooth Low Energy (BLE) v4.0

B : BLE v4.2

C : BLE v4.1

D : Any of the BLE versions

Answer: D

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