Describe the data model and explain how it may improve data analysis
What will be an ideal response?
The data model is a collection of tables and their relationships reflecting the real-world relationships between business functions and processes—for example, how products relate to inventory and sales or how customers relate to revenues and sales volume. The data model allows for analysis to include data from multiple tables and from multiple sources.
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What does the following statement declare?
int *countPtr, count; a. Two int variables. b. One pointer to an int and one int variable. c. Two pointers to ints. d. The declaration is invalid.
An HTML table is comprised of ____ and ______.
a. lines and text b. headers and body c. rows and columns d. none of the above
(Factorials) The factorial function is used frequently in probability problems. Using the definition of factorial in Exercise 3.34, write a program that uses a for statement to evaluate the factorials of the integers from 1 to 5. Print the results in tabular format. What difficulty might pre- vent you from calculating the factorial of 20?
What will be an ideal response?
In order to view a zipped file, you must ________ the file
A) extract B) save C) compress D) view