The EIR is a critical component of the cellular network. Which of the following is a potential security risk associated with the EIR?0.5 MarksThe EIR could be modified by unauthorized individuals. All of the above.The EIR could be accessed by unauthorized individuals.The EIR could be unavailable due to a denial-of-service attack.

The EIR is updated by the mobile network operator. Which of the following events would NOT trigger an update to the EIR?0.5 MarksA mobile device is deactivated from the cellular network.A mobile device is activated on the cellular network.A mobile device is reported lost or stolen.The mobile network operator upgrades its equipment.The mobile network operator changes its policies.

The EIR is divided into two databases: the blacklist and the whitelist. Which of the following statements about the blacklist and the whitelist is NOT correct?0.5 MarksThe blacklist is used to prevent unauthorized mobile devices from connecting to the cellular network.The whitelist contains the identities of mobile devices that are authorized to connect to the cellular network.The blacklist contains the identities of mobile devices that have been reported lost or stolen.Both the blacklist and the whitelist are stored in the EIR.The whitelist is used to allow authorized mobile devices to connect to the cellular network.

Which of the following is a security measure that can be used to protect the EIR?0.5 MarksThe EIR should be regularly backed up.All of the above.Access control to the EIR should be restricted to authorized personnel.The EIR should be encrypted.

Question 5What is a common mobile device security threat?

Which of the following is a potential security risk associated with IoT devices?A.Increased physical activityB.Increased energy efficiencyC.Increased convenienceD.Vulnerabilities to cyber attacksE.Improved quality of life