Answer:
The correct answer is BC → A, A does not hold over S. we noticed the tuples (1 ,2 ,3 ) and (4 ,2 ,3) which can hold over S)
Explanation:
Solution
No, since in this case the instance of S is provided. so such particular dependencies are unable to breach through such instance, but unable to tell which the dependencies hold towards S.
A functional dependency holds towards only when a relation forms a statement regarding the complete allowed instances of relation.
Answer:
b. server
Explanation:
A server serves responses to requests from client objects.
Answer:
hee hee 4 you are correct
Explanation:
A raid 1 and mirrored system writes data on two or more disks simultaneously, thereby creating a complete copy of all the information on multiple drives.
<h3>What is Disk mirroring?</h3>
In data storage, disk mirroring is a term that connote the doubling of logical disk volumes into a different physical hard disks so that it will always be available.
Conclusively, Note that this is mostly used in RAID 1. A mirrored volume is known to be full logical depiction of separate volume copies and as such the answer above is correct.
Learn more about system from
brainly.com/question/25594630
the answer to the question is a Embedded ( I just learned this like a month ago so im pretty sure it right :))
