Explanation:
Pretty sure its a group of two or more computers that are linked thogether
A or B cuz you need one of the two to have WiFi cuz my computer asks if i have an adapter and then SSID
Answer:
- RFID tags in shopping mall.
- Browsing the internet.
- Mobile phone calls
Explanation:
Radio frequency identification tag (RFID) in a device that holds personal information of a user electromagnetically. it is used in shopping mall, installed in the shopper's phone or a card, in which all payments are done automatically.
The internet is a global network of devices. With a subscription to a internet service provider, a user can surf the internet at any time of the day.
Mobile phones are portable devices, procured by a user for on-the-go calls. This cell phones have databases with information of cell tower connections, for easy switching for flexible but quality call adaptation.
I think it is D because you would need there contact information in case something happens not there trade name
Using more robots means less human contact which means declining social skills, and heavier dependence on technology. And using more technology is expensive.
