Lote
Bundle for WGU C170 Exams Compilation | Verified | Guaranteed Success
Bundle for WGU C170 Exams Compilation | Verified | Guaranteed Success
[Mostrar más]Bundle for WGU C170 Exams Compilation | Verified | Guaranteed Success
[Mostrar más]The practical significance of taking the logical view of a database is that it serves as a reminder 
of the simple file concept of data storage. - TRUE 
You can think of a table as a persistent representation of a logical relation. - TRUE 
The order of the rows and columns is important to the DBMS. ...
Vista previa 2 fuera de 10 páginas
Añadir al carritoThe practical significance of taking the logical view of a database is that it serves as a reminder 
of the simple file concept of data storage. - TRUE 
You can think of a table as a persistent representation of a logical relation. - TRUE 
The order of the rows and columns is important to the DBMS. ...
What is a table? - A table is a persistent representation of a logical relation that is a relation 
whose contents can be saved for permanent use. 
What are the characteristics of a relational table? - The characteristics of a relational table are 
that a table is perceived as a two-dimensional stru...
Vista previa 4 fuera de 44 páginas
Añadir al carritoWhat is a table? - A table is a persistent representation of a logical relation that is a relation 
whose contents can be saved for permanent use. 
What are the characteristics of a relational table? - The characteristics of a relational table are 
that a table is perceived as a two-dimensional stru...
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? 
One-to-one 
One-to-many 
Many-to-many 
One-to-one binary - Many-to-many 
Which two examples are attributes? 
Choose 2 answers 
A person ...
Vista previa 3 fuera de 26 páginas
Añadir al carritoA 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? 
One-to-one 
One-to-many 
Many-to-many 
One-to-one binary - Many-to-many 
Which two examples are attributes? 
Choose 2 answers 
A person ...
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? - Many-to-many 
Which two examples are attributes? - An employee number 
A meeting code 
Which delete rule sets column values in a child ...
Vista previa 4 fuera de 70 páginas
Añadir al carritoA 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? - Many-to-many 
Which two examples are attributes? - An employee number 
A meeting code 
Which delete rule sets column values in a child ...
An entity is said to be X -dependent if it can exist in the database only when it is associated with 
another related entity occurrence. - existence 
A table that has all key attributes defined has no repeating groups and all its attributes are 
dependent on the primary key is said to be in X. - 1nf...
Vista previa 2 fuera de 8 páginas
Añadir al carritoAn entity is said to be X -dependent if it can exist in the database only when it is associated with 
another related entity occurrence. - existence 
A table that has all key attributes defined has no repeating groups and all its attributes are 
dependent on the primary key is said to be in X. - 1nf...
If integer values are relatively small, what should be used instead of INT? - SMALLINT 
What is the SQL command that allows a user to list the contents of a table? - SELECT 
What is the process the DBMS uses to verify that only registered users access the database? - 
Authentication 
What command is...
Vista previa 1 fuera de 3 páginas
Añadir al carritoIf integer values are relatively small, what should be used instead of INT? - SMALLINT 
What is the SQL command that allows a user to list the contents of a table? - SELECT 
What is the process the DBMS uses to verify that only registered users access the database? - 
Authentication 
What command is...
A _____ key can be described as a minimal superky, a superkey without any unnecessary 
attributes. - candidate 
The _____ relationship should be rare in any relational database design. - 1:1 
A _____ is a key that can uniquely identify any row in the table. - superkey 
Rows are sometimes referred to...
Vista previa 2 fuera de 7 páginas
Añadir al carritoA _____ key can be described as a minimal superky, a superkey without any unnecessary 
attributes. - candidate 
The _____ relationship should be rare in any relational database design. - 1:1 
A _____ is a key that can uniquely identify any row in the table. - superkey 
Rows are sometimes referred to...
C170: Data Management – Applications (MySQL) 
1A) 1NF 
RAW MySQL: 
CREATE TABLE Orders_1NF 
( 
OrderID INT NOT NULL AUTO_INCREMENT, 
DonutID INT NOT NULL, 
DonutName CHAR(75) NOT NULL, 
Description CHAR(255) NULL, 
UnitPrice DECIMAL(2,2) NULL, 
Quantity INT NOT NULL, 
OrderDate DATE NOT NULL, 
Spe...
Vista previa 2 fuera de 9 páginas
Añadir al carritoC170: Data Management – Applications (MySQL) 
1A) 1NF 
RAW MySQL: 
CREATE TABLE Orders_1NF 
( 
OrderID INT NOT NULL AUTO_INCREMENT, 
DonutID INT NOT NULL, 
DonutName CHAR(75) NOT NULL, 
Description CHAR(255) NULL, 
UnitPrice DECIMAL(2,2) NULL, 
Quantity INT NOT NULL, 
OrderDate DATE NOT NULL, 
Spe...
C170: Data Management - Applications 
1 
Data Management Project 
Part A Normalized Model 
1a First Normal Form 
Table Design 
CREATE TABLE [dbo].[Sales_1NF] 
( 
[SaleId] INT NOT NULL IDENTITY(1,1), 
[DonutId] INT NOT NULL, 
[Name] NVARCHAR(50) NOT NULL, 
[Description] NVARCHAR(250) NULL, 
[UnitPric...
Vista previa 2 fuera de 15 páginas
Añadir al carritoC170: Data Management - Applications 
1 
Data Management Project 
Part A Normalized Model 
1a First Normal Form 
Table Design 
CREATE TABLE [dbo].[Sales_1NF] 
( 
[SaleId] INT NOT NULL IDENTITY(1,1), 
[DonutId] INT NOT NULL, 
[Name] NVARCHAR(50) NOT NULL, 
[Description] NVARCHAR(250) NULL, 
[UnitPric...
WGU c170 The Most Important SQL Commands(SQL study guide)
Vista previa 2 fuera de 8 páginas
Añadir al carritoWGU c170 The Most Important SQL Commands(SQL study guide)
Compradores de Stuvia evaluaron más de 700.000 resúmenes. Así estas seguro que compras los mejores documentos!
Puedes pagar rápidamente y en una vez con iDeal, tarjeta de crédito o con tu crédito de Stuvia. Sin tener que hacerte miembro.
Tus compañeros escriben los resúmenes. Por eso tienes la seguridad que tienes un resumen actual y confiable. Así llegas a la conclusión rapidamente!
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Nuestra garantía de satisfacción le asegura que siempre encontrará un documento de estudio a tu medida. Tu rellenas un formulario y nuestro equipo de atención al cliente se encarga del resto.
Stuvia is a marketplace, so you are not buying this document from us, but from seller Tulloch. Stuvia facilitates payment to the seller.
No, you only buy this summary for $40.49. You're not tied to anything after your purchase.
4.6 stars on Google & Trustpilot (+1000 reviews)
45,681 summaries were sold in the last 30 days
Founded in 2010, the go-to place to buy summaries for 14 years now