The ____ primitive data type represents a variable that does not exist.
A. null
B. undefined
C. string
D. Boolean
Answer: B
Computer Science & Information Technology
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Excel worksheets are saved in a(n) two-dimensional workbook.
Answer the following statement true (T) or false (F)
Computer Science & Information Technology
Which cout statement will print the address of the variable total?
A. cout << *total; B. cout << &total; C. cout << addressof(total); D. cout << total_ptr;
Computer Science & Information Technology
By default, the color swatches displayed in the color palette window are the ____ Web-safe colors.
A. 16 B. 216 C. 256 D. 526
Computer Science & Information Technology
In the following program segment, what set of values of x will cause y to be assigned the value 5?
``` if (x == 3) y = 4; y = 5; ``` a. x = 3 b. x != 3 c. x < 3 d. All values of x. e. No values of x.
Computer Science & Information Technology