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Answer: (C) MAC
Explanation:
MAC is stand for the message authentication code and it is one of the key dependent hash function. Message authentication provide the data integrity and also the origin of data authentication.
- It basically allow the specific recipients known as the holder of the symmetric key.
- The message authentication code uses the CBC (Cipher block chaining) mode for constructing the MAC algorithm and it also uses the block cipher for the conjunction by using the CBC operations.
On the other hand, all the options are incorrect as they are not the key dependent hash function.
Therefore, Option (C) is correct.
Answer:
Both careers speak to an audience; however, people involved in the performing arts speak only to a live audience.
Explanation:
sorry im late but im not sure
Answer:v True
Explanation: Open source operating system is the system that has source code that can be modified and enhance them . It can also be shared between the public as it is available in the open form . There are many examples of the open source operating system like Linux, Ubuntu etc. which has both executable code and source code as well. so therefore the given statement is true.
The statement 'a data mart is the operational database for the company' is true.
We can define a data mart as a subject-oriented database that focuses on a particular area in an organization.
It is through data mart that the employees of a company can access data faster. Data mart, functioning as the operational database, helps employees as they do not have to manually add all the data again. Also, any piece of data needed by an employee can easily be accessed through the data mart of the company.
One of the advantages of using data mart is that it eradicates human-made errors which can arise if data is added manually by an employee.
To learn more about data mart, click here:
brainly.com/question/25013185
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