Define an iterator into a list of char of initial that allows traversal of the list for fetching from the list, but does not allow the list to be change through the iterator. Assume all includes and using directive/declarations have been executed. Assume further that the list has had sufficient elements inserted to support any actions needed.
What will be an ideal response?
```
list
// insert elements
list
```
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Assuming that a = 1, b = 2, and c = 3, which of the following expressions is true?
a. both a < b and c < b b. either a > b or b > c, or both c. both b > a and b < c d. either a == b or b == c, or both e. None of these
Implicit personalization techniques capture user-provided information, such as information from warranties, surveys, user registrations, and contest-entry forms completed online.
Answer the following statement true (T) or false (F)
To search for a three-digit number that starts with "75" you would enter ________
A) 75? B) 75# C) 75* D) 75!
Which of these access paths has the best selectivity, and which has the worst? Compare the selectivity of the worst access path (among the above three) to the selectivity of the ?le scan.
Consider the expression ?StudId=666666666?Semester=’F1995’?Grade=’A’(Transcript) Suppose the following access paths are available: 1. An unclustered hash index on StudId 2. An unclustered hash index on Semester 3. An unclustered hash index on Grade