B
Explanation:
The Alter command is used when we want to modify a database or object contain in database.
Answer:
Answer is in the attached screenshot!
Explanation:
Iterate through the given input strings, create a student class with the given name, assign the output array to the value of the class created from the given input string. Finally, return the array.
Answer:
True
Explanation:
You can learn through many different textbooks that a closed system is always closed.
A system of interconnected computers that share a central storage system and various peripheral devices such as a printers, scanners, or routers. Each computer connected to the system can operate independently, but has the ability to communicate with other external devices and computers
<span>Read more: http://www.businessdictionary.com/definition/computer-system.html</span>
Answer: B. Perform a hash on the file for comparison with the vendor’s hash.
Explanation:
Before installing the firmware update, the step that the technician should perform to ensure file integrity is to perform a hash on the file for comparison with the vendor’s hash.
Hashing refers to the algorithm that is used for the calculation of a string value from a file. Hashes are helpful in the identification of a threat on a machine and when a user wants to query the network for the existence of a certain file.
