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Question: Consider a disk with the following characteristics (these are not parameters of any particular disk unit): block size B = 512 bytes; interblock gap size G = 128 bytes; number of blocks per track = 20; number of tracks per surface = 400. A disk pack consists of 15 double-sided disks. The TRANSACTIONS file has r = 2000 records. TRANSACTIONS are 30% rent payments, 30% AMENITIES purchases with an average of 2 AMENITIES being purchased in a TRANSACTION, and 40% loans of equipment for a fee. In addition to the size and type of a record you estimated above, there is an additional byte added to each record which is used as a deletion marker. The file is stored on the disk whose parameters are given above. a. Recalculate the record size R in bytes. b. Calculate the blocking factor bfr and state in English what the number represents for this type of record. c. Calculate the number of file blocks b needed to store the file, assuming a spanned organization. d. Calculate the file size r in bytes. e. Calculate the unused space in b. f. If the TRANSACTIONS file grows
The risk assessment of a current production information system should be used to develop an information security plan. The risk assessment plan may be based.
Sample Size and Sampling Interval Determination: Monetary Unit Sampling. Reagan Simmons is conducting the audit of Ace Inc.
How many ways are there to pair off 2n people for tennis matches? Express this function in terms of ?n), where n is the number of PAIRS and Zn is the number
How can financial organizations effectively manage the risks associated with Al technology while maximizing its benefits in fraud detection, customer service
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Discuss at least 3 different concepts presented in the articles. As an IT professional, how would you apply the three (3) concepts you identified.
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