WGU c170

WGU C170 Objective Assessment – Edward M Burke First Normal Form – 1 Table I gleaned this table from the unstructured data contained within the order form. I made sure not to have any redundant groups, and each column in the table will contain atomic values. Donut ID, Donut Name, Donut Quantity, Unit Price, and Donut Description are an example of a repeating group. As I mentioned earlier, in order to achieve first normal form, we must eliminate repeating groups. This requires the use of a co...

WGU C170 CHAPTER 6 QUESTIONS AND ANSWERS LATEST UPDATE atomic attribute An attribute that cannot be further subdivided to produce meaningful components. For example, a person's last name attribute cannot be meaningfully subdivided. atomicity The transaction property that requires all parts of a transaction to be treated as a single, indivisible, logical unit of work. All parts of a transaction must be completed or the entire transaction is aborted. Boyce-Codd normal form (BCNF) A spec...

WGU C170 CHAPTER 3 QUESTRIONS AND ANSWERS LATEST UPDATED alias An alternative name for a column or table in a SQL statement. ALTER TABLE The SQL command used to make changes to table structure. When the command is followed by a keyword (ADD or MODIFY), it adds a column or changes column characteristics. AND The SQL logical operator used to link multiple conditional expressions in a WHERE or HAVING clause. It requires that all conditional expressions evaluate to true. authentication T...

WGU - C170 - DATA MANAGEMENT APPLICATIONS Create Database Syntax CREATE DATABASE db_name; Simple SFW query syntax SELECT * FROM db_name WHERE column_name operator value; Cardinality: Inside or outside? Outside Modality: Inside or outside? Inside What commands are used with data definition? create, alter, drop, truncate, comment, rename What commands are used with data manipulation? Select, Insert, Update, Delete, Merge, Call, Explain Plan, Lock Table Create Table Syntax CREATE ...

WGU C170 - DATA MANAGEMENT - APPLICATIONS Domain In data modeling, the construct used to organize and describe an attribute's set of possible values. Primary key (PK) An identifier composed of one or more attributes that uniquely identifies a row. Also, a candidate key selected as a unique entity identifier. A minimal superkey. Key One or more attributes that determine other attributes. Determination The role of a key. In the context of a database table, the statement "A determin...

WGU C170 QUESTIONS AND ANSWERS LATEST UPDATE Associative Entity All relationships for the (...) entity should be many. Attribute An (...) is a property or characteristic of an entity. Binary relationship A (...) is a relationship between two entity types. Cardinality (...) represents the maximum number of entities that can be involved in a particular relationship. Cascade Delete Will delete all records that reference the primary key Database A (...) is a collection of information...

WGU C170 QUESTIONS AND ANSWERS LATEST UPDATE 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 kind of relationship is displayed in this entity-relationship diagram? Many-to-many unary Which kind of relationship is displayed in this entity-relationship diagram? Unary one-to-one How is this portion of the entity-relationship diagram read, from left to r...

WGU Data Management - Applications - C170 OA GSA1 Add New Row INSERT INTO table_name (column1, column2, ...) VALUES (value1, value2, value3, ...); Update Row UPDATE table_name SET column1 = value1, column2 = value2, ... WHERE condition; Delete Row DELETE FROM table_name WHERE condition; Inner Join SELECT column_name(s) FROM table1 INNER JOIN table2 ON n_name = n_name; CREATE VIEW CREATE VIEW viewname AS SELECT Col1, Col2 FROM table WHERE condition; Concat...

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 C170 Terms.|Latest Update Complete with A+ Graded Answers Associative Entity All relationships for the (...) entity should be many. Attribute An (...) is a property or characteristic of an entity. Binary relationship A (...) is a relationship between two entity types. Cardinality (...) represents the maximum number of entities that can be involved in a particular relationship. Cascade Delete Will delete all records that reference the primary key Database A (.....