A _____ is a central storehouse of information about a system’s data.
A. data cube
B. data feed
C. data mart
D. data repository
Answer: D
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What are the main characteristics of a good hash function?
a. It's a function that returns a positive integer value. If objects are equal, then its hash numbers must also be the same b. It's a function that returns a positive integer value. If objects are equal, then its hash numbers could be the same c. It can return any random number d. It's a function that returns a positive real number. If the objects are equal, then its hash numbers must be the same
Which one of the following malware types uses built-in propagation mechanisms that exploit system vulnerabilities to spread?
A. Trojan horse B. Worm C. Logic bomb D. Virus
One of the items to be defined in the program specification is the program's objectives.
Answer the following statement true (T) or false (F)
What symbol is used to mark the beginning and end of a string?
a. a slash ( / ) b. an asterisk ( * ) c. a quote mark ( " ) d. a semicolon ( ; )