Answer:
The answer of the following question is Encryption.
Explanation:
Encryption is the second layer of the OSI Layer. It helps reduce the maintenance charges and offload complexity.
Encryption has presents in layer 3 and layer 4 which is IPSec in layer 3 and SSL, TSL in layer 4. of OSI Model.
<u>Note</u>- Only the Encryption can protect the data itself
Cross-platform.
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Oh lord I have no idea :/ I suck at this yeah idk
The correct answer is geo fencing.
<h3>
what is geo fencing?</h3>
A geofence is a fictitious geographic boundary that can be entered or exited by a mobile device or RFID tag. Geofencing is a location-based service in which an app or other software programme uses radio frequency identification (RFID), Wi-Fi, GPS, or cellular data to trigger a targeted marketing action (such as a text, email, social media advertisement, or app notification).
There are three ways to use this technology to target customers: geotargeting, geofencing, and beaconing. You can track a consumer's location using GPS, Bluetooth, and beacons.
learn more about geo fencing refer:
brainly.com/question/20317002
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Answer:See the suggestions on the Opportunities tab
Explanation: The improvement in the Google ad can be made by the taking a look at the Opportunities tab which will display the adequate opportunities.
The tab displays these opportunities on the basis of the campaign settings, account's history, performance, style, trends etc and thus will create the appropriate opportunities accordingly.Thus Marcos will have to see the suggestion displayed on Opportunities tab