Which of the following is a recommended approach for data backup? Select one: a. Allow employees to take copies of vital data ho
me at the end of the work day. b. Store the data in a building adjacent to the company. c. Store all the data in an external disk and place it in the server room. d. Use online databases to update and backup the data.
Answer:d)Use online databases to update and backup the data.
Explanation: Data backup is the creation of copy of the data to be stored in the secondary memory.This data is utilized when the data is lost or deleted from original positional and thus gets restored . Database are used for the updating the backed-up data on online mode.
Other options are incorrect because it does not creates copies for the offices members to take home, no data storage is created in following organization and does not store data in external disk.Thus, the correct option is option(d).
backdoor (also called a trapdoor) is a programming routine built into a system by its designer or programmer. It enables the designer or programmer to bypass system security and sneak back into the system later to access programs or files.
