Answer:
You dont have to but if you can its optional
Explanation:
Answer:
the last one I think not 100% sure
Answer:b) Master reference file(MRF)
Explanation: Master reference file is the collection of data that persist the schedules records for the maintenance and administration. It is the UDC version tool .
It helps in the managing the data content present in the database, archiving and tracing any changes on the database over certain time.Master data management is the managing of data's integrity .It send the collected critical data to the master reference files.
Other given options are incorrect because backup file is for creating data backup, central directory is record of the data of users and other information and data silo is kind of fixed data having the governance of any organization.Thus, these factors don't help in the critical information management.Thus, the correct option is option(b).
If you play the Wii, they have the controller and then they have a nunchuck that connects to the other controller, and you use that with your other hand. Hope that helps :)
A compound microscope uses multiple lenses to magnify an image for an observer. It is made of two convex lenses: the first, the ocular lens, is close to the eye; the second is the objective lens. Compound microscopes are much larger, heavier and more expensive than simple microscopes because of the multiple lenses.