Discuss the difference between linear and non-linear relational algebra trees. Give examples to illustrate your answer.

What will be an ideal response?


Linear tree - relation on one side of each operator is always a base relation.
under Linear Trees.

Computer Science & Information Technology

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A class that creates an object of another class, then calls the object’s methods, is called a(n) ________ class.

a. object-oriented b. inherited c. caller d. driver.

Computer Science & Information Technology

Access gives you the ability to create a named range in Excel

Indicate whether the statement is true or false

Computer Science & Information Technology

You can customize a bullet by changing any of the following EXCEPT:

A) its style. B) its size. C) its color. D) its intensity.

Computer Science & Information Technology

Which what-if analysis tool is best suited to calculate the impact of interest rate changes based on different economic climates?

A) Solver B) Scenario Manager C) Goal Seek D) One-variable data table

Computer Science & Information Technology