The ____ operator is used to change an expression to its opposite state.
A. ||
B. &&
C. !
D. %%
Answer: C
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Answer, and explain: For large lists, which of the following is true of inserting a new item into a linked list compared to insertion in an array? What of small lists?
a. more efficient. b. less efficient. c. about the same. d. depends on the size of the two lists.
When implementing and instantiating a map, how many types must be supplied?
What will be an ideal response?
Each of the following lines of code purport to round the results of the division of doubles to the nearest integer value (but still of type double). All are correct C++ code but some do not round correctly. Tell which rounds down, up, or to the nearest integer value, or is not reasonable Assume that math.h has been included, and that all variables have appropriate values.
double x, y, z; a) ``` z = ceil(x/y);a) ``` b) ``` z = ceil(x/y-0.5); ``` c) ``` z = floor(x/y-0.5); ``` d) ``` z = floor(x/y+0.5); ``` e)``` z = floor(x/y); ```
?Fees charged to consumers include brokerage fees, sales commissions, and the costs of information search and acquisition.
Answer the following statement true (T) or false (F)