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Consider the following relational schema: employee(empId, empName, empDept) customer(custId, custName, salesRepId, rating) salesRepId is a foreign key referring to empId of the employee relation. Assume that each employee makes a sale to at least one customer.
What does the following query return? SELECT empName FROM employee E WHERE NOT EXISTS (SELECT custId FROM customer C WHERE C.salesRepId = E.empId AND C.rating <> `GOOD`);
(A) Names of all the employees with at least one of their customers having a ‘GOOD' rating.
(B) Names of all the employees with at most one of their customers having a ‘GOOD' rating.
(C) Names of all the employees with none of their customers having a ‘GOOD' rating.
(D) Names of all the employees with all their customers having a ‘GOOD' rating.
Write a program to display a centimeters- to- inches conversion table. The smallest and largest number of centimeters in the table are input values.
What is the impact of the problem? That is, how are the victims (field of study, researchers, practitioners, industry, civilians, etc.) negatively affected.
Examine the fundamental differences and similarities between asymmetric and symmetric encryption. Recommend one (1) application for which each encryption method
A system has five active processes(A-E) and one type of resource, that there are 200 total unites available in the system. the current state of the system is shown in the table below.
offer getmethods and setmethods for each variable. This constructor then sets the class variables miles and gas to the respective input parameters, inputmiles and inputgas.
Two key factors limiting use of the personalization to more precisely target marketing efforts to individual customers are? Matching profiles with the product offerings and delivering those offerings.
Can you explain one or two ways that virtualization is accomplished using software and hardware
Write a program that inputs the number of coupons you win and outputs how many candy bars and gumballs you can get if you spend all of coupons on candy bars.
information of advanced Relational Database management Systems (RDMS) operating over a wide-area network. (note: Please explain RDMS operating over a WAN.)
increased competition is forcing businesses to become lean and at the same time attract the best employees. one of the
How can you use technology to facilitate teams and manage people remotely? How do you manage interpersonal conflict in a remote workforce?
design class called Dog which keeps track of the dog's name, breed, age, and license fee. The license fee will be a set amount: $12.25, since you only need one copy of this in memory, make it static. Include a method which prompts a user to set th..
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