The item marked ____ in the accompanying figure is the Stage.

A. 2
B. 3
C. 4
D. 6

Answer: C

Computer Science & Information Technology

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Give code and the drawing to make clear what you are doing.

Here is a diagram of a three node linked list with a head pointer and a node to be inserted. Show all steps necessary to insert the node pointed to by temp between the second and third nodes, including the search for the node prior to insertion. You are to make clear the sequence of steps by either numbering the steps, or by makingseveral copies of this drawing, with one change per drawing, numbered to show the sequence. You may assume a search routine taking a head node and data has been defined for you.


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Computer Science & Information Technology

Draw a sequence diagram for the HappyHourMessage scenario in the figure below. Draw only the first five messages exchanged.

What will be an ideal response?

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Computer Science & Information Technology

Explain the error in the following code. You may give the warning message, or error message, your compiler might give for the following error, or you may describe the error. However you present the error, you must explain clearly what is wrong.

``` #include //Test question void show_array(int ar[], int size) { using namespace std; for(int i = 0; i < size; i++) cout << ar[i] << " "; cout << endl; } int main() { const int a[6] = {2, 4, 2, 3, 5}; show_array(a, 6); //... } ```

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Computer Science & Information Technology

Discuss the advantages and disadvantages of using sampling to reduce the number of data objects that need to be displayed. Would simple random sampling (without replacement) be a good approach to sampling? Why or why not?

What will be an ideal response?

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Computer Science & Information Technology