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Problem
(a) What do you meant by a file system?
(b) Mention the five categories of data for a basic file system reference model. What is the use of such a reference model?
(c) Forensic examiners differentiate between essential and non - essential data when it comes to information gathered from a file system.
i. Differentiate between essential and non-essential data. How does this relate for forensic investigation.
ii. Consider the FAT file system, give two examples of each essential and non-essential data.
(d) i. What do you meant by a cluster?
ii. What is the impact of having large cluster size?
Describe about the role of bitmap indexes to solve aggregation problems? Ans) Bitmaps are very useful in begin schema to join large databases to small databases. Answer queries
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