The best data center site for the Project Falcon team is a location in a politically stable jurisdiction with good access to skilled labor, transportation systems, and a strong internet backbone. This option ensures ongoing operations, access to necessary resources, and reliable connectivity. Therefore, option D is the most suitable choice.
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Question 11: The best option for a data center site would be d. A location in a politically stable jurisdiction with good access to skilled labor, transportation systems, and a strong internet backbone . This choice ensures the facility is in an area with a reliable workforce, stable governance, and infrastructure that supports global communication needs.
Question 12: To eliminate a table that is no longer needed in SQL, the correct command would be a. DROP TABLE tablename . This command is used to remove the table and its data completely from the database.
Question 13: SSL is an appropriate tool to address security concerns because a. SSL uses both public key encryption and private key encryption . By using a combination of these encryption methods, SSL provides a secure protocol for transmitting data over the internet.
Question 14: When implementing subject-object security, the correct statement is d. The subject is the person/system accessing the object, and the object is the data/resource being accessed . This model helps in understanding who is accessing what and ensures proper access control.
Question 15: The type of user authorization that allows a user to modify any tuple in the relation is d. Update authorization . This type of authorization provides users the ability to change existing data within a table.
Question 16: Major differences in developing internet and non-internet databases include a. Control issues, reduced data types, and connectivity issues . These factors play a significant role in how data is managed and accessed.
Question 17: An authentication system primarily addresses d. Verifying the identity of the user requesting access . This ensures that the system authenticates individuals attempting to gain access, thus enhancing security.
Question 18: When calculating the cost of owning a DBMS, you would include d. The cost of the database professionals to program, support, and administer the DBMS . This recognition of ongoing personnel costs is crucial as the technical and operational support staff play an integral role in the effective use of a DBMS.
Question 19: In SQL, the symbol used to represent all the columns in a single table is b. * (asterisk) . This is commonly used in queries to select all fields from a table.
Question 20: The method that addresses gaining new permissions without eliminating outdated ones is d. Principle of least privilege . This principle suggests giving users the minimum level of access necessary to perform their job functions, reducing the risk of unnecessary permissions.