What is the efficiency of merge sort?
a. O(log n).
b. O(n).
c. O(n log n).
d. O(n2).
c. O(n log n).
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Which term refers to mathematical and statistical operations you apply to records that meet a query’s selection criteria?
A. Logical operators B. Comparison operators C. Wildcard characters D. Aggregate functions
If you drag a table, query, form, or report to the Macro Designer, Access adds an action that opens the table, query, form, or report in edit/design mode.
Answer the following statement true (T) or false (F)
The ________ gives a program access to the hardware resources and services available in a system through the user instruction set architecture supplemented with high-level language library calls.
A. JCL B. ISA C. ABI D. API
Which of the following functions returns the number in the middle of a set of numbers?
A) MEDIAN B) COUNTA C) MEAN D) AVERAGE