C170 - Study guides, Class notes & Summaries

WGU C170 Study Guide (New 2024/ 2025Update) Data Management Applications Exam| 100% Correct| Grade A QUESTION predicate logic: Used extensively in mathematics to provide a framework in which an assertion (statement of fact) can be verified as either true or false. QUESTION primary key (PK) Answer: In the relational model, an identifier composed of one or more attributes that uniquely identifies a row. Also, a candidate key selected as a unique entity identifier. See ...

SQL Commands Please take a look at this list and review any that seem unfamiliar: CREATE TABLE statements and data type assignments create table "tablename" ("column1" "data type", "column2" "data type", "column3" "data type"); Here are the most common Data types: char(size) Fixed-length character string. Size is specified in parenthesis. Max 255 bytes. varchar(size) Variable-length character string. Max size is specified in parenthesis. number(size) Number value with a...

WGU C170 - Data Management - Applications With Complete Solutions Latest Update

Data Management Applications C170 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 structure composed of rows and columns, each row (tuple) represents a single entity occurrence within the set, each column represents an attribute, each column has a dis...

IT C170 VHT2 Performance Assessment Review WGUIT C170 VHT2 Performance Assessment Review WGUIT C170 VHT2 Performance Assessment Review WGUIT C170 VHT2 Performance Assessment Review WGUIT C170 VHT2 Performance Assessment Review WGUIT C170 VHT2 Performance Assessment Review WGU

Sales order 1NF WGU C170 Data Management - Applications Performance Assessment. EXPLANATION: I am going to call this table the "Order Table" I also need to make sure that this table contains a primary Key, in this particular table I am going to make the “OrderID” and “DonutID” the Primary Key (composite key), the reason I chose to use OrderID and DonutID as the primary key is because Order ID or DonutID by themselves do not guarantee Uniqueness but when combined uniqueness ...

WGU Course C170 - Data Management Applications with complete solution guide Actual Questions and Answers 100% Correct

DATA C170 Nora's Bagel Bin Database Blueprints Part A &B WGUDATA C170 Nora's Bagel Bin Database Blueprints Part A &B WGUDATA C170 Nora's Bagel Bin Database Blueprints Part A &B WGUDATA C170 Nora's Bagel Bin Database Blueprints Part A &B WGUDATA C170 Nora's Bagel Bin Database Blueprints Part A &B WGU

WGU C170 - Data Management – Applications Latest 2024 Already Graded A 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...