Selecting a portion of a sequence with the operator [:] is called ________ .
Fill in the blank(s) with the appropriate word(s).
slicing.
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The relation shown in Figure 15.11 lists members of staff (staffName) working in a given ward (wardName) and patients (patientName) allocated to a given ward. There is no relationship between members of staff and patients in each ward. In this example assume that staff name (staffName) uniquely identifies each member of staff and that the patient name (patientName) uniquely identifies each patient.
(a) Describe why the relation shown in Figure 15.11 is in BCNF and not in 4NF.
(b) The relation shown in Figure 15.11 is susceptible to update anomalies. Provide
examples of insertion, deletion, and update anomalies.
(c) Describe and illustrate the process of normalizing the relation shown in Figure 15.11 to 4NF.
Entire Web pages can be saved to your hard drive and viewed while you are offline
Indicate whether the statement is true or false
Each cell phone tower in a particular area is connected to and controlled by the ________
A) MTSO B) MIN C) SID D) ESN
When the comments are hidden, you can display a single cell comment by using the mouse to ________ to any cell with a comment indicator
Fill in the blank(s) with correct word