Since a single data flow may only show part of the collective data,
A) the data store may be linked to several external structures defining the different data flows.
B) many data flows may have to be examined to determine the contents of a data store.
C) data stores must contain multiple redundant elements within repeating groups indicated by braces {}.
D) an alias must be used.
B) many data flows may have to be examined to determine the contents of a data store.
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A) user input B) select C) parameter D) crosstab
The sum of the indegree and outdegree branches is the _____ of the node.
A. degree B. count C. factor D. size
Jane, an employee, receives an error on an encrypted laptop, making the laptop un-bootable. Jane now cannot access any files on the laptop. The desktop technician is unable to recover the key from the computer and will have to inform Jane that the files are now unrecoverable. Which of the following would have prevented Jane from losing access to the files?
A. Certificate Authority B. Private keys C. Public keys D. Key escrow
You use a program's input and output file objects, along with the C++ open function, to open actual files on your computer's disk.
Answer the following statement true (T) or false (F)