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Draw an E_R Model for the following:
An organization uses number of items of a equipment to generates goods. Each item is at one LOCATION, of one TYPE and has a DETAILED_DISCRIPTION. Faults on the equipment are identified through a unique FAULT_ID and are reported at a TIME_REPORTED. Any number of persons may be assigned to a fault and work on the fault until it is fixed. The TIME_FIXED is recorded as is the TIME_SPENT through each person on a fault. Any number of elements may be used to repair a fault. The QTY_USED of each part is recorded against the fault. Each part is identified through a PART_ID and has a given weight and MAX_DIMENSION and can have any number of colors.
Use the IRIS dataset that comes with Weka to compare the classification performance of the following algorithms. 1. NaiveBayesSimple 2. MultiLayerPerceptron J48 (
What is conceptual schema? The schemas at the view level are known as subschema that describe dissimilar views of the database.
Explain the EXISTS and UNIQUE functions of SQL. Give an example for each? EXISTS: The EXISTS function takes one parameter that is a SQL statement. If any records exist which
A student entity type has the following attributes,name..
differences between a classified catalog and a dictionary catalog
Describe domain constraints. Domain constraints contain entity integrity and referential integrity. The domain is a set of values that might be assigned to an attribute. The en
1. Create a subroutine that does the remote blast on the file protein.fa. 2. Pass that returned files from the blast to another subroutine that parses the output and sends it to
what is un ordered and ordered file managment?
List the set operations of SQL? 1) Union 2) Intersect operation 3) The except operation
What is authorization graph? Passing of authorization from single user to another can be shown by an authorization graph.
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