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Consider the relational database shown below:Faculty(Id, Name, OfficeNo, OfficePh)Course(Cno,CName,NoOfCredits)Section(SecNo,Cno,Year,Term)Teaches(FacultyId, SecNo)
a) Find all the sections associated with the course "CSSE123". Give an expression in relational algebra and domain relational calculus
b) Find the names of faculty who have taught every course that is being taught by John Nick in Spring 2010. Give an expression in Relational alegebra and domain relational calculus.
Write a program that will predict the size of a population of organisms
write a method, insertAt, that takes four parameters:an array of integers; the length of the array; an integer, say insertItem; and an interger, say, index.
There are a variety of information gathering methods available to assist in the determination of system requirements. If you were in charge of developing a system to automate medical records in a hospital.
If possible, give examples of: a) A graph with 4 vertices whose degrees are 1, 2, 3 and 3. b) A graph with 6 vertices whose degrees are 2, 4, 3, 3, 4 and 5. If it is not possible, explain why.
What is an addressing mode? Name three places an instruction's operands might be located. List five addressing modes of the LC-2.
Given the following business scenario, create a Crow's Foot ERD using a specialization hierarchy if appropriate.
What are some of the techniques in discovering requirements for a system? Which ones work best? Which ones are the most economical?
Software products like Linux be a successful growth strategy in "brutally competitive marketplace" in which it operates? Explain why or why not?
Create a class named Commission that includes two numeric variables: a sales figure and a commission rate. Also create two overloaded methods name computeCommission(). The first method takes two numeric arguments representing sales and rate, multi..
This is an interesting DSS tool where you can view yourself walking or driving down a street in San Francisco or Seattle. If you operated a business in this city how could you use this tool to support your business.
Using 0.10 level of significance is there evidence that mean shopping time at local supermarket is different from claimed value of 22 minutes?
Identify additional concerns that you believe might have some social and ethical implications as a result of converging technologies and describe these implications and justify your choices. Include relevant information--facts and/or opinions--fr..
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