I think it is 3 no? Maybe I dunno but I am confident
Answer:
The answer is field check.
Explanation:
The sales transaction record was designed to enter information by range, so the data validation is oriented for range validation and not for a specific logic. In other words, the transaction will check if the information is in a valid range and not if the information is logically valid.
Answer: Your history and you can check everything using a MAC or IP password
<span>an electronic device used to determine a person's identity by detecting and matching the person's physical features, such as fingerprints or the eyes, to a database</span>
Answer:
Option B i.e., Circuit level gateways only enable data to be inserted into a network which is the product of system requests within the network.
Explanation:
In the above question, some details are missing in the question that is options.
Option B is valid because Circuit level gateways are not the transmission inspection, always require information into such a server resulting through system appeal inside the server through maintaining a record for connections that are sent into the server and only enabling information in this is in answer to such queries.
Other options are incorrect because they are not true according to the following scenario.