If you delete a file from removable media, it is stored in the Recycle Bin where you can recover it until you empty the Recycle Bin.
Answer the following statement true (T) or false (F)
False
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Case 16-2 Since extensive data in the form of numbers can be difficult to assimilate, such data are better represented as charts. There are several types of charts available in Microsoft Excel. Choosing the right chart type to represent a data source is important to effectively illustrate data. A chart type should be chosen based on the number of data series, range of data series values, type of data series etc.? John, a senior scientist, is involved in a population study. He needs to create a graph based on the data he has collected for the population study. John's data source consists of a single data series whose values should be represented as relative to the whole. In this scenario, John should use a _____ to illustrate his data.
A. ?radar chart B. ?surface chart C. ?pie chart D. ?Venn chart
Prove that the algorithm for synthesizing 3NF decompositions yields schemas that satisfy the conditions of 3NF.
Use the proof-by-contradiction technique. Assume that some FD violates 3NF and then show that this contradicts the fact that the algorithm synthesized schemas out of a minimal cover.
List six guidelines for designing databases.
What will be an ideal response?
How many job functions are outlined by the SAMM model?
A. 7 B. 5 C. 4 D. 6