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WGU D426 PRE-ASSESSMENT DATA MANAGEMENT FOUNDATIONS (ACTUAL EXAM) QUESTIONS WITH VERY ELABORATED ANSWERS CORRECTRY WELL ORGANIZED LATEST 2024 – 2025 ALREADY GRADED A+ $12.99   Add to cart

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WGU D426 PRE-ASSESSMENT DATA MANAGEMENT FOUNDATIONS (ACTUAL EXAM) QUESTIONS WITH VERY ELABORATED ANSWERS CORRECTRY WELL ORGANIZED LATEST 2024 – 2025 ALREADY GRADED A+

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WGU D426 PRE-ASSESSMENT DATA MANAGEMENT FOUNDATIONS (ACTUAL EXAM) QUESTIONS WITH VERY ELABORATED ANSWERS CORRECTRY WELL ORGANIZED LATEST 2024 – 2025 ALREADY GRADED A+

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  • September 5, 2024
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  • WGU D426
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NurseLNJ
WGU D426 PRE-ASSESSMENT DATA
MANAGEMENT FOUNDATIONS (ACTUAL
EXAM) QUESTIONS WITH VERY
ELABORATED ANSWERS CORRECTRY WELL
ORGANIZED LATEST 2024 – 2025 ALREADY
GRADED A+


1.Which key describes the unique columns in a table that do not contain a
primary key?



Foreign key

Simple key

Candidate key

Composite key

Candidate key

2. Which index stores column values and row pointers in a hierarchy?



Dense index

,Sparse index

Multi-level index

Secondary index

Multi-level index

3. What characterizes the rules of relational databases?



-They are logical constraints that ensure the data is valid.

-They are based on business policy and specific databases.

-They represent data volumes and rapidly changing data structures.

-They embody the theoretical foundation of the SQL language.

They are logical constraints that ensure the data is valid.



4. Which event will result in an error code and error description when using
MySQL Server?



When the server or updates are incorrectly installed

When an SQL statement is entered to locate errors in the database

When an SQL statement is syntactically incorrect

When a Mac OS shortcut code is used on a Windows OS

When an SQL statement is syntactically incorrect



5. Which data type should be used to store whole integer values, such as age?

,NUM

VARCHAR

DATE

INT

INT



6. Which text-based interface is included in the MySQL Server Download?



MySQL Command-Line Client

MySQL Workbench

MySQL Enterprise

MySQL Community

MySQL Command-Line Client



7. Which database system includes the World database during its installation?



MySQL

MongoDB

Oracle

PostgreSQL

MySQL

, 8. What is the standardized language of relational database systems?



Contextual Query Language

Structured Query Language

Select Query Language

Object Query Language

Structured Query Language



9. Which SQL sublanguage is used to manage database access?



Data Definition Language (DDL)

Data Query Language (DQL)

Data Manipulation Language (DML)

Data Control Language (DCL)

Data Control Language (DCL)



10. Which SQL sublanguage is used to roll back database changes?



Data Transaction Language (DTL)

Data Manipulation Language (DML)

Data Query Language (DQL)

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