Essentials of MIS (12th Edition)
12th Edition
ISBN: 9780134238241
Author: Kenneth C. Laudon, Jane P. Laudon
Publisher: PEARSON
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Chapter 3, Problem 9HMP
Explanation of Solution
Steps taken to bring back the customers:
- Company can know its current performance and the areas that need improvement with the help of feedback of the customers about the services provided by T-mobile like the network problems and services with the use of information.
- It will also give the information about the alternative products that are available in the market with lesser service charges than T-mobile.
- The details of the operations and business processes of the company can be derived.
- They can know the needs of the users.
Customers reason to desert the company:
“Yes”, the customers are deserting because of the poor customer service when compared to other competitors like Apple iPhone service.
Use of information technology to find the answer:
- Information technology can be used to get the feedbacks from the customers regarding the services...
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execute the following queries using the RA interpreter on the MAILORDER database schema.
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Q4: Consider the following MAILORDER relational schema describing the data for a mail order
company. (Choose five only).
(10 Marks)
PARTS(Pno, Pname, Qoh, Price, Olevel)
CUSTOMERS(Cno, Cname, Street, Zip, Phone)
EMPLOYEES(Eno, Ename, Zip, Hdate)
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ORDERS(Ono, Cno, Eno, Received, Shipped)
ODETAILS(Ono, Pno, Qty)
Qoh stands for quantity on hand: the other attribute names are self-explanatory. Specify and
execute the following queries using the RA interpreter on the MAILORDER database schema.
a. Retrieve the names of parts that cost less than $20.00.
b. Retrieve the names and cities of employees who have taken orders for parts costing more than
$50.00.
c. Retrieve the pairs of customer number values of customers who live in the same ZIP Code.
d. Retrieve the names of customers who have ordered parts from employees living in Wichita.
e. Retrieve the names of customers who have ordered parts costing less than$20.00.
f. Retrieve the names of customers who have not placed…
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Essentials of MIS (12th Edition)
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