What is the common name for the square root of the variance?
A) Correlation coefficient B) Standard deviation
C) P-value D) T-test
B
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What is the output of the following code?enum courses {ALGEBRA, BASIC, PASCAL, PHILOSOPHY, ANALYSIS};courses registered;registered = ALGEBRA;cout << registered << endl;
A. ALGEBRA B. 0 C. 1 D. "ALGEBRA"
Attackers who compromise websites often acquire databases of hashed passwords. What technique can best protect these passwords against automated password cracking attacks that use precomputed values?
A. Using the MD5 hashing algorithm B. Using the SHA-1 hashing algorithm C. Salting D. Double-hashing
A class is normally associated with a(n) ____, which often describes a person, place, or thing and is normally a noun.
A. method member B. behavior C. data member D. entity
When coded in a WHERE clause, which of the following search conditions will not return a result set that includes all invoices with an invoice_total value of $1000 or less?
A. NOT (invoice_total > 1000) B. invoice_total IN (0,1000) C. invoice_total BETWEEN 0 AND 1000 D. invoice_total <= 1000