The answer is a
relational database.
A data model in database management system consists of rules
that define how the DB organizes data. Today, a relational database is widely
used. It is a collection of data items organized as a set of formally described
tables from which data can be accessed in many different ways.
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.
The syntax of sinX is the script used in sinX.
The syntax of something, whether it be Python, C++ or even sinX is just the code.
That's why when you check the code for errors, the button says "check syntax"!
A local server means that you have a server setup on your current machine. A remote server is ran on a different machine
The characteristics that the new operating system to be used on mobile phones should have include the following:
- Compatibility with different hardware
- Absence of bugs
- Compatibility simply means how two things work together. In this case, the new operating system to be used on the mobile phones should be compatible with other phones or computer systems. It should be connected easily.
- Also, there should be an absence of bugs. Bugs simply mean the error or the fault that can be found in a computer system. When there is a bug, it brings about unexpected results or incorrect resources.
In conclusion, the operating system should be compatible with other hardware and there should be an absence of bugs.
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