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WGU C170 - Data Management Test Exam Review Questions with all Answers verified for accuracy Updated 2024/2025 In which form is this data - correct answer Second Normal Form Two attributes in two related tables have the exact same domain of values. The attribute is a primary key in one table. Which kind of key is the attribute in the other table - correct answer Foreign When a product is deleted from the product table, all corresponding rows for the product in the pricing table are de...

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11 pages

Written in 2024/2025

Grade A+

KieranKent55

WGU C170 Data Management Crucial Terms Exam Review Questions and verified Marking Scheme 2024/2025 Response time - correct answer Is the delay from the time that the Enter Key is pressed to execute a query until the result appears on screen. Throughput - correct answer Is the measure of how many queries from simultaneous users must be satisfied in a given period of time by the application set and the database that it supports. Client/server architecture - correct answer (...) architectu...

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9 pages

Written in 2024/2025

Grade A+

KieranKent55

WGU C170 Data Management Critical and Objective Assessment Exam Questions and verified and correct Marking Scheme Newest 2024/2025 Which line, when added to the end of the statement, returns the total number of each kind of product-by-product number - correct answer GROUP BY PRODNUM; Which data definition language statement affects databases or objects in them - correct answer ALTER What does the DELETE statement do - correct answer It removes rows from a table. Which condition must ...

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15 pages

Written in 2024/2025

Grade A+

KieranKent55

WGU C170 - Data Management Applications Actual Final Pretest and Post test Exam Questions and Best Graded Solutions latest 2024/2025 What does WHERE identify in a basic SQL SELECT statement? A A table's intersection data B The associative entity C A range of included columns D The rows to be included - correct answer D Refer to the given SQL statement. SELECT EMPNUM FROM EMPLOYEE Which line added to the end of the statement returns employee numbers of at least 1000? A WHER...

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115 pages

Written in 2024/2025

Grade A+

KieranKent55

WGU C170 Database Management Test Exam Review Questions with all Answers verified for accuracy Updated 2024/2025 The ................ operator could be used in place of INTERSECT if the DBMS does not support it. - correct answer IN The ................__ operator could be used in place of MINUS if the DBMS does not support it. - correct answer NOT IN The ................................___ statement combines the output of two SELECT queries and returns all results common to both queries...

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10 pages

Written in 2024/2025

Grade A+

KieranKent55

WGU C170 Learning checks Exam Questions with complete and Correct answers 2024/2025 Data Sparsity - correct answer A column distribution of values or the number of different values a column can have. database performance tuning - correct answer A set of activities and procedures designed to reduce the response time of a database system—that is, to ensure that an end-user query is processed by the DBMS in the minimum amount of time. database statistics - correct answer In query optimiz...

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15 pages

Written in 2024/2025

Grade A+

KieranKent55

WGU C170 Data Management SQL Problem Solving Questions and ChatGPT' Solutions 2024/2025 Structural Constraints: - correct answer Rules that apply to all relational databases and dictate the structure of data. Business Policies: - correct answer Specific rules for a given database and application that govern the data. NULL - correct answer Represents missing data in a special value format. Operator - correct answer A symbol that calculates a value based on one or more operands. IS...

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26 pages

Written in 2024/2025

Grade A+

KieranKent55

WGU C170 Data Management Actual preparation test exam with Thorough and Correct answers Updated 2024/2025 COMMIT - correct answer The SQL command that permanently writes data changes to a database. COUNT - correct answer A SQL aggregate function that outputs the number of rows containing not null values for a given column or expression, sometimes used in conjunction with the DISTINCT clause. CREATE INDEX - correct answer A SQL command that creates indexes on the basis of a selected attr...

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17 pages

Written in 2024/2025

Grade A+

KieranKent55

WGU C170 Data Management Actual preparation test exam with Thorough and Correct answers Updated 2024/2025 COMMIT - correct answer The SQL command that permanently writes data changes to a database. COUNT - correct answer A SQL aggregate function that outputs the number of rows containing not null values for a given column or expression, sometimes used in conjunction with the DISTINCT clause. CREATE INDEX - correct answer A SQL command that creates indexes on the basis of a selected attr...

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11 pages

Written in 2024/2025

Grade A+

KieranKent55

WGU C170 Data Management Problem Solving Exam Questions and With Distinction level Marking scheme updated 2024/2025 inner join - correct answer A join operation in which only rows that meet a given criterion are selected. The most common type of join outer join - correct answer A join operation that produces a table in which all unmatched pairs are retained; unmatched values in the related table are left null c - correct answer A join operation that returns the Cartesian product of two ...

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11 pages

Written in 2024/2025

Grade A+

KieranKent55

WGU C170 Focused on Chapter 1 Foundational Study Exam Questions with Accurate Marking Scheme 2024/2025 entity integrity - correct answer The property of a relational table that guarantees each entity has a unique value in a primary key and that the key has no null values. equijoin - correct answer A join operator that links tables based on an equality condition that compares specified columns of the tables. flags - correct answer Special codes implemented by designers to trigger a requi...

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12 pages

Written in 2024/2025

Grade A+

KieranKent55

WGU C170 Focused on Chapter 6 Normalization Practice Study Guide Questions with Distinction level Marking scheme version 2024/2025 atomic attribute - correct answer An attribute that cannot be further subdivided to produce meaningful components. For example, a person's last name attribute cannot be meaningfully subdivided. atomicity - correct answer The transaction property that requires all parts of a transaction to be treated as a single, indivisible, logical unit of work. All parts of ...

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11 pages

Written in 2024/2025

Grade A+

KieranKent55

WGU C170 Prerequisite pretest Exam training Questions with Rated A + Marking Scheme Latest 2024/2025 AREA - correct answer In DB2, a named section of permanent storage space that is reserved to store the database. associative entity - correct answer See composite entity. bridge entity - correct answer See composite entity. candidate key - correct answer A minimal superkey; that is, a key that does not contain a subset of attributes that is itself a superkey. See key. closure - cor...

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17 pages

Written in 2024/2025

Grade A+

KieranKent55

WGU C170 Fundamentals of SQL Indispensable Study Assessment Guide Exam Questions with all Questions Accurately Answered Updated 2024/2025 Most SQL implementations yield case-insensitive searches. - correct answer FALSE The .....................__ constraint assigns a value to an attribute when a new row is added to a table. - correct answer DEFAULT The SQL data manipulation command HAVING: ....................................................................................__________. - ...

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11 pages

Written in 2024/2025

Grade A+

KieranKent55

WGU C170 with a Focused on Advanced SQL Exam Questions and verified Answers 2024/2025 ............ is a relational set operator. - correct answer MINUS The ............ statement can be used to combine rows from two queries, returning only the rows that appear in both sets. - correct answer INTERSECT If a designer wishes to create an inner join, but the two tables do not have a commonly named attribute, he can use a(n) ............ clause. - correct answer JOIN ON The syntax of the M...

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6 pages

Written in 2024/2025

Grade A+

KieranKent55

WGU C170 Problem set Exam Questions with all answers Correctly provided Latest 2024/2025 logical view - correct answer Is a mapping onto a physical table or tables that allows an end user to access only a specified portion of data. Response time - correct answer Is the delay from the time that the Enter Key is pressed to execute a query until the result appears on screen. Throughput - correct answer Is the measure of how many queries from simultaneous users must be satisfied in a given ...

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9 pages

Written in 2024/2025

Grade A+

KieranKent55

WGU C170 SQL Applicability Problem set study Exam Questions and Complete answers Guaranteed Success 2024/2025 Two attributes in two related tables have the exact same domain of values. The attribute is a primary key in one table. Which kind of key is the attribute in the other table Foreign Primary Compound Composite - correct answer Foreign Which command creates a database only if it does not already exist IF NOT EXISTS db_name ; CREATE DATABASE IF NEW db_name ; CREA...

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23 pages

Written in 2024/2025

Grade A+

KieranKent55

WGU C170 SQL Data Management Exam Questions Terms with Accurate Answers 2024/2025 cross join - correct answer cartesian product of T1 and T2 USING - correct answer returns only rows with matching values in column indicated ON - correct answer returns rows that meet specified join condition subquery can return: - correct answer single value (1 column, 1 row) list of values (1 column, multiple rows) virtual table (multicolumn, multirow) union - correct answer combines 2 simila...

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10 pages

Written in 2024/2025

Grade A+

KieranKent55

WGU C170 Focused on MSQL Code Problem Set Exam Questions with Complete Answers 2024/2025 Create a brand-new table. - correct answer CREATE TABLE tableName ( column1 datatype, column2 datatype, column3 datatype Delete an entire table along with all the table rows from a database. - correct answer DROP TABLE tableName; Data Type: Integer with range 0-255 - correct answer TINYINT UNSIGNED Data Type: Integer with range 0-65,535 - correct answer SMALLINT UNSIGNED Data Type: Integ...

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18 pages

Written in 2024/2025

Grade A+

KieranKent55

WGU C170 data management – applications Learning checks Exam Questions with complete Answers 2024/2025 Tables structural rules - no duplicate column names - correct answer duplicate column names are not allowed in one table. However, the same column name can appear in different tables. Tables structural rules - no duplicate rows - correct answer no two rows may have identical values in all columns. Data independence - relational databases - correct answer rows and columns of a table h...

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13 pages

Written in 2024/2025

Grade A+

KieranKent55