Calculating which of the following normally requires the data to be sorted first
a) mean
b) median
c) mode
d) total
b) median
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The merge sort algorithm:
a. Can only be used on vectors of even length. b. Works by reducing vectors down to the base case of a two-element vector. c. Works by merging two sorted vectors into one larger sorted vector. d. Cannot be implemented recursively.
Which of the following criteria should be met for a system to receive a C2 rating?
A) The system should be able to assign permissions to individual users rather than to groups. B) Users should have usernames and passwords to gain access to the system. C) Security activities should be logged including information about the date, time, and user account involved. D) All of the above
A countermeasure reduces the potential risk
Indicate whether the statement is true or false.
Case 7-1Trina is using JavaScript to define some hyperlinks on the page of her new Web site announcing the concert schedule of her band, The Tommies.On one of the pages, Trina has an image of a red guitar defined as an image rollover. Given a browser's default settings, how will people visiting her Web site know that this image is a hyperlink?
A. The text underneath the image hyperlink will be blue and underlined. B. The actual image will have a blue rectangular border around it. C. The text underneath the image hyperlink will be red and underlined. D. The actual image will have a red rectangular border around it.