Critical Thinking QuestionsCase 8-1Because users interact with sites on a variety of user agents, you, as a Web site designer, need a way to determine some parameters of the device that your site will be viewed on or output to so that you can customize pages for display on or output to that device and create responsive sites. Which of the following do you know is the value of the number of colors that the target display can handle, and optionally the minimum or maximum value?
A. resolution
B. display-color
C. color-number
D. color-index
Answer: D
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Who developed C++?
a. Bjarne Stroustrup b. Ken Thompson c. Charles Babbage d. Ada Lovelace
Which of the following statements about creating arrays and initializing their elements is false?
a. The new keyword should be used to create an array. b. When an array is created with operator new, the number of elements must be placed in square brackets following the type of element being stored. c. The elements of an array of integers have a value of null before they are initialized. d. A for loop is commonly used to set the values of the elements of an array.
The second document.write() statement in the accompanying figure prints out ____.
A. 101 B. 102 C. 103 D. 104
COGNITIVE ASSESSMENT You want a form of backup that copies all program and data files. Which of the following will you use?
A. archival backup B. differential backup C. selective backup D. partial backup