Valid CISA Dumps shared by ExamDiscuss.com for Helping Passing CISA Exam! ExamDiscuss.com now offer the newest CISA exam dumps, the ExamDiscuss.com CISA exam questions have been updated and answers have been corrected get the newest ExamDiscuss.com CISA dumps with Test Engine here:
During the requirements definition phase for a database application, performance is listed as a top priority. To access the DBMS files, which of the following technologies should be recommended for optimal I/O performance?
Correct Answer: A
Explanation/Reference: Explanation: In contrast to the other options, in a SAN comprised of computers, FC switches or routers and storage devices, there is no computer system hosting and exporting its mounted file system for remote access, aside from special file systems. Access to information stored on the storage devices in a SAN is comparable to direct attached storage, which means that each block of data on a disk can be addressed directly, since the volumes of the storage device are handled as though they are local, thus providing optimal performance. The other options describe technologies in which a computer (or appliance) shares its information with other systems. To access the information, the complete file has to be read.