Alter table - Study guides, Class notes & Summaries
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WGU D426 (v2) Revised 2024
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WGU D426 (v2) Revised 2024 
 
 
The relationship that describes how one attribute's value can determine another's - ANSWER Functional Dependency 
 
 
 
An attribute determining the value of another attribute - ANSWER Determinant 
 
 
 
Unique and minimal attribute determining non-key attributes - ANSWER Candidate Key 
 
 
 
Defines and manages...
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TEST BANK FOR FOUNDATIONS AND ADULT HEALTH NURSING 9TH EDITION BY KIM COOPER KELLY GOSNELL ALL 40 CHAPTERS
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TEST BANK FOR FOUNDATIONS AND ADULT 
HEALTH NURSING 9TH EDITION BY KIM COOPER 
KELLY GOSNELL ALL 40 CHAPTERSChapter 1: Evolution of Nursing 
Cooper and Gosnell: Foundations and Adult Health Nursing, 9th Edition 
MULTIPLE CHOICE 
1. What is a nursing program considered when certified by a state agency? 
a. Accredited 
b. Approved 
c. Provisional 
d. Exemplified 
ANS: B 
Approved means certified by a state agency for having met minimum standards; accredited 
means certified by the NLN for having m...
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Oracle Database SQL Expert
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Question: 1 
168 
You need to load information about new customers from the NEW_CUST table into the tables 
CUST and CUST_SPECIAL. If a new customer has a credit limit greater than 10,000, then the 
details have to be inserted into CUST_SPECIAL. All new customer details have to be inserted 
into the CUST table. Which technique should be used to load the data most efficiently? 
A. external table 
B. the MERGE command 
C. the multitable INSERT command 
D. INSERT using WITH CHECK OPTION 
...
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WGU D427 Practice Test with Answer Key 2024.
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WGU D427 Practice Test with Answer Key 2024. 
1. Seattle, WA 98111 
USA 
How many attributes are present in the address fragment? 
a. 1 
b. 2 
c. 3 
d. 4 
2. The Book table has the following columns: 
genre – varchar(20) 
pages – integer 
author_id – char(3) 
isbn_number – varchar(20) 
Which column should be designated at the primary key for the Book table? 
a. genre 
b. pages 
c. author_id 
d. isbn_number 
3. The Book table has the following columns: 
genre – varchar(20) 
pages – in...
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WGU D426 V2 EXAM QUESTIONS AND ANSWERS TOP GRADED 2024
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The relationship (within the relation) that describes how the value of one attribute may be used to find the value of another attribute. 
Functional Dependency 
 
 
 
An attribute that can be used to find the value of another attribute in the relation. 
Determinant 
 
 
 
Value can be used to find the value of every other non-key attribute in the table. Unique and minimal. 
Candidate Key 
 
 
 
Define & manage database structures 
DDL 
 
 
 
Adding, deleting, and modifying data - Manipula...
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WGU D427 Practice Test with Answer Key 2024.
- Exam (elaborations) • 23 pages • 2024
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WGU D427 Practice Test with Answer Key 2024. 
 
1. Seattle, WA 98111 
USA 
How many attributes are present in the address fragment? 
a. 1 
b. 2 
c. 3 
d. 4 
2. The Book table has the following columns: 
genre – varchar(20) 
pages – integer 
author_id – char(3) 
isbn_number – varchar(20) 
Which column should be designated at the primary key for the Book table? 
a. genre 
b. pages 
c. author_id 
d. isbn_number 
3. The Book table has the following columns: 
genre – varchar(20) 
pages – ...
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WGU Course C170 - Data Management (Applications) Quizlet by Brian MacFarlane
- Exam (elaborations) • 71 pages • 2024
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WGU Course C170 - Data Management (Applications) Quizlet by Brian MacFarlane 
A salesperson is authorized to sell many products and a product can be sold by many salespersons. 
 
Which kind of binary relationship does this scenario describe? 
 
A One-to-one 
B One-to-many 
C One-to-one binary 
D Many-to-many 
D 
 
 
Which kind of relationship is displayed in this entity-relationship diagram? 
 
A Many-to-many unary 
B Many-to-many binary 
C One-to-one unary 
D One-to-one binary 
A 
 
 
Which kin...
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WGU D427 Practice Test with Answer Key 2024.
- Exam (elaborations) • 23 pages • 2024
-
- $13.99
- + learn more
WGU D427 Practice Test with Answer Key 2024. 
1. Seattle, WA 98111 
USA 
How many attributes are present in the address fragment? 
a. 1 
b. 2 
c. 3 
d. 4 
2. The Book table has the following columns: 
genre – varchar(20) 
pages – integer 
author_id – char(3) 
isbn_number – varchar(20) 
Which column should be designated at the primary key for the Book table? 
a. genre 
b. pages 
c. author_id 
d. isbn_number 
3. The Book table has the following columns: 
genre – varchar(20) 
pages – in...
-
WGU Course C170 - Data Management (Applications) Quizlet by Brian MacFarlane
- Exam (elaborations) • 71 pages • 2024
- Available in package deal
-
- $17.00
- + learn more
WGU Course C170 - Data Management (Applications) Quizlet by Brian MacFarlane 
A salesperson is authorized to sell many products and a product can be sold by many salespersons. 
 
Which kind of binary relationship does this scenario describe? 
 
A One-to-one 
B One-to-many 
C One-to-one binary 
D Many-to-many 
D 
 
 
Which kind of relationship is displayed in this entity-relationship diagram? 
 
A Many-to-many unary 
B Many-to-many binary 
C One-to-one unary 
D One-to-one binary 
A 
 
 
Which kin...
-
WGU Question and answers verified to pass 2024
- Exam (elaborations) • 13 pages • 2024
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Available in package deal
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WGU Question and answers verified to pass 2024 WGU - D427 Data Management - Applications ZyBooks Labs 7 and 8 
 
7.1 LAB - Alter Movie table 
 
The Movie table has the following columns: 
 
ID - positive integer 
 
Title - variable-length string 
 
Genre - variable-length string 
 
RatingCode - variable-length string 
 
Year - integer 
 
Write ALTER statements to make the following modifications to the Movie table: 
 
1. Add a Producer column with VARCHAR data type (max 50 chars). 
 
2. Remove ...
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