Answer:
Purposes of Data Layer, in the Layered model for web applications are as following:-
1. The data Layer,is the third layer and it takes care of the all the operations concerning the database level.
2. This data layer gets a command from the application layer to send a query to the database and will process this command according to the type of database that is used.
3. It will ensure that the correct connections to the database are set.
4. It is represented by the Database.
The number of violations is increased. When a secure port is in the error-disabled condition, the shutdown and restrict command can be used to restore it.
<h3>What is offence?</h3>
A deviation from a code of conduct or law is referred to as a violation. When driving a car, going over the posted speed limit is a regular legal violation. Invading someone else's privacy could include reading their journal. failure to uphold a duty or right; breaching the law.
The two types of violations are states and acts. A transgression is a violation of the rules that is less serious than a foul and frequently involves technicalities of the game. A disrespectful or vulgar act: profanation.
Hence, The number of violations is increased. When a secure port is in the error-disabled condition, the shutdown and restrict command can be used to restore it.
To learn more about violation, refer to:
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Microsoft Access is a database management system (DBMS) from Microsoft that combines the relational Microsoft Jet Database Engine with a graphical user interface and software-development tools. ... It can also import or link directly to data stored in other applications and databases.
