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A relational Database Model allows database users to analyze data thoroughly. To accomplish this, advanced commands such as UNION and INTERSECT may be used. Describe a business scenario where a UNION relational set operator may be used to merge two similar data sets. Within the context of your business scenario, analyze the analysis and data consistency advantages of using a UNION operator rather than simply merging two data sets into one result table.
Suppose you are tasked with finding common data elements amongst various data sets. Specify how an INTERSECT operator may assist you in accomplishing this task. Construct a query that can perform the same function as the INTERSECT operator without using the "INTERSECT" syntax within the query.
Find marginal cost, average total cost and average variable cost. Explain whether the cost function represents a long or short run time frame.
Identify the Determinant for each entity, which can be used as Primary key. Some entities might not have a unique determinant, in this case create the proper surrogate key that can determine other attributes in an entity
How do you calculate how many values are included from a boxplot?
For example, if a variable called list stores [18, 7, 4, 24, 11] and we make the call of list.stretch(3); the list should be changed to store [18, 18, 18, 7, 7, 7, 4, 4, 4, 24, 24, 24, 11, 11, 11]. If n is zero or negative, the list should become ..
What is the supply curve, how do you apply the law of supply in economics?
If you have you been involved with company doing redesign of business processes, discuss what went right during redesign and what went wrong from perspective
Enumerate the simple cycles and the simple forward cycles of the graph.
Identify and complete the missing phrase to directly complete the granular definition?
Calculate the company's weighted average cost of capital. Use the dividend discount model. Show calculations in Microsoft® Word.
In the Game of Life, can you construct a glider gun of glider emission period 15? Period 20? Save your configurations as buttons in the Life model in the NetLogo models library.
Consider the following model of trade between Home and Foreign. Assume throughout that those two countries are the only two countries in the world
Linux software packages have dependencies and conflicts that can occur for numerous reasons. Discuss at least 3 ways they can occur
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