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What are audit trails?
An audit trail is a log of all alters to the database along with information like which user performed the change and when the alter was performed.
Authorisation Authorisation is the culmination of the administrative policies of the organisation. As the name shows, authorisation is a set of rules that can be used to verif
The physical location of a record is determined by which mathematical formula that transforms a file key into a record location? The physical location of a record is determined
Determine the Disadvantages of file based systems Some of the disadvantages of file based systems are like this: Data redundancy and inconsistency: the dissimilar applic
The result of the UNION operation between R1 and R2 is a relation that includes? The result of the operation between R1 and R2 includes all the tuples of R1 and R2 which have c
The Form input elements are: Reporter name text type input Password
What is transaction? Transaction is a unit of program implementation that accesses and possibly updated several data items.
I need help with some assignments
Write an sql statement to find what is the percentage of home policies which are from the state of Arizona out of all Home policies by Policy Value.
what are the reasons having variable length records
What is average response time? The average response time is that the average time for a transaction to be done after it has been submitted.
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