Fundamentals of Information Systems
Fundamentals of Information Systems
9th Edition
ISBN: 9781337097536
Author: Ralph Stair, George Reynolds
Publisher: Cengage Learning
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Chapter 3, Problem 1SAT
Program Plan Intro

The appropriate word to fill the blank in the given statement, “A field or set of fields that uniquely identifies a record in a database is called a(n) ___________”.

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What are the four basic types of operations for a database application?  a. Insert, Select, Update, and Delete b. Insert, Update, Delete, and Create c. Insert, Update, Delete, and Render d. Insert, Select, Update, and Render   If stringa="Good Morning", what is the value of stringa[1:5]? a. "Good " b. "ood " c. "Good" d. "ood M" The instance that “a survey respondent in service occupation (x) is less likely to report income ” is an example of __________ .  a. Missing completely at random. b. Missing at random. c. Missing not at random. d. None of the above.
create a new database (named MyUniversity), the creation (using the CREATE command) shouldbe done once. The database is now created and saved locally on your computer. When you close the workbench and reopen it again, no need to re-run this CREATE command again (the compiler will give you an error, as the database you would like to create was already created) Task Description: consider the following relations for a university: Student (sid: integer, sname: string(100 chars), GPA: real, dateOfBirth: date, Did: integer, FirstYear: integer) Department (did: integer, dname: string(30 chars), capacity: integer) Course (cid: integer, cname: string(50 chars), credit: integer) Enroll (studentID: integer, courseID: integer, departmentID: integer, enrollmentDate: date, finalGrade: real) studentID, courseID, and departmentID in Enroll are foreign keys referencing the primary keys of the student, course, and department relations, respectively. Did in Student is a foreign key referencing the…
Create new class DbConn containing a connection string and a single function to insert,update and delete records. It takes query as input and return boolean.• Error correction in search and update records.• Create another function in DbConn to search records that returns the ResultSet.

Chapter 3 Solutions

Fundamentals of Information Systems

Ch. 3 - Prob. 11LOCh. 3 - Prob. 12LOCh. 3 - Prob. 13LOCh. 3 - Explain how a NoSOL database is different from an...Ch. 3 - Prob. 15LOCh. 3 - Prob. 16LOCh. 3 - Prob. 1.1RQCh. 3 - Which attribute would you designate as the primary...Ch. 3 - Prob. 1.1CTQCh. 3 - Prob. 1.2CTQCh. 3 - Prob. 2.1RQCh. 3 - Prob. 2.2RQCh. 3 - Prob. 2.1CTQCh. 3 - Prob. 2.2CTQCh. 3 - Prob. 3.1RQCh. 3 - Prob. 3.2RQCh. 3 - What additional questions need to be answered...Ch. 3 - Prob. 3.2CTQCh. 3 - Prob. 4.1RQCh. 3 - Prob. 4.2RQCh. 3 - Prob. 4.1CTQCh. 3 - Prob. 4.2CTQCh. 3 - Prob. 5.1RQCh. 3 - Prob. 5.2RQCh. 3 - Why is it unlikely that a traditional SQL database...Ch. 3 - Prob. 5.2CTQCh. 3 - Prob. 1SATCh. 3 - Prob. 2SATCh. 3 - Prob. 3SATCh. 3 - Prob. 4SATCh. 3 - The ability to combine two or more tables through...Ch. 3 - Prob. 6SATCh. 3 - Prob. 7SATCh. 3 - Prob. 8SATCh. 3 - Prob. 9SATCh. 3 - Prob. 10SATCh. 3 - Prob. 11SATCh. 3 - Prob. 12SATCh. 3 - Prob. 13SATCh. 3 - Prob. 14SATCh. 3 - Prob. 15SATCh. 3 - Prob. 16SATCh. 3 - Prob. 1RQCh. 3 - In the hierarchy of data, what is the difference...Ch. 3 - Prob. 3RQCh. 3 - What is meant by data archiving? Why is this an...Ch. 3 - What is an entity-relationship diagram, and what...Ch. 3 - Identify four basic data manipulations performed...Ch. 3 - Prob. 7RQCh. 3 - Prob. 8RQCh. 3 - Prob. 9RQCh. 3 - Prob. 10RQCh. 3 - Prob. 11RQCh. 3 - Prob. 12RQCh. 3 - Prob. 13RQCh. 3 - Prob. 14RQCh. 3 - Prob. 15RQCh. 3 - Prob. 16RQCh. 3 - Prob. 17RQCh. 3 - Prob. 1DQCh. 3 - Outline some specific steps an organization might...Ch. 3 - SQL databases conform to ACID properties. Briefly...Ch. 3 - Prob. 4DQCh. 3 - Prob. 5DQCh. 3 - Prob. 6DQCh. 3 - Prob. 7DQCh. 3 - Prob. 8DQCh. 3 - Prob. 9DQCh. 3 - Prob. 1PSECh. 3 - A company that provides a movie-streaming...Ch. 3 - Prob. 3PSECh. 3 - Prob. 4PSECh. 3 - Prob. 1WECh. 3 - Prob. 2WECh. 3 - Prob. 3WECh. 3 - Describe the role of a database administrator....Ch. 3 - Prob. 2CECh. 3 - Prob. 1.1CSCh. 3 - Prob. 1.2CSCh. 3 - Prob. 1.3CSCh. 3 - Prob. 2.1CSCh. 3 - Prob. 2.2CSCh. 3 - Prob. 2.3CS
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  • In a database, a data file is a/n ______.   a. collection of related records   b. index of the database's objects   c. list of the fields in a table   d. query result that can be saved as a table     A data warehouse is a type of database.  True  False
    You have been hired at Selianord Group (Pty)Ltd as a Junior database developer where you are going to build a desktop application called LusuFlix. This application will be used at a video rental store. We need different levels of permissions for different users in the database.  The store manager should be able to add/update/delete the list of movies. They will be in charge of setting the stock for each movie as well as the daily rental rate.  Cashiers should have a read-only view of the list of movies. They should be able to manage the list of customers and the movies they rent. At check out, a customer brings one or more movies. The cashier looks up a customer by their phone number. If the customer is a first-time customer, the cashier asks for their full name, email, and phone number, and then registers them in the system. The cashier then scans the movies the customer has brought to check out and records them in the system.  Each movie has a 10-digit barcode printed on the cover.…
    A database for inventory and transaction of Apple store has been developed. There are three tables in this database – Inventory, Transaction, Inventory_history. You can use the following script to create the tables.  create table Inventory (  itemid varchar(20) primary key, name varchar(30), price decimal(6,2), quantity int ); create table Transaction (  transid int auto_increment primary key,  itemid varchar(20), quantity int, time datetime,  foreign key (itemid) references Inventory(itemid) ); create table Inventory_history ( id int auto_increment primary key,  itemid varchar(20),  action varchar(20), oldprice decimal(6,2), time datetime, foreign key (itemid) references Inventory(itemid) );  2) Create a trigger “change_quantity” on table “Transaction”. The trigger is fired after a row is inserted in table “Transaction”. After a row is inserted in table “Transaction”, update the “quantity” in table “Inventory”. For example, if 3 iWatch are sold, then the quantity of iWatch in table…
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