Sql data manipulation Study guides, Class notes & Summaries

WGU D426 Data Management Foundations Questions and Answers Graded A NB: Answers appear at the bottom of the choices. They are highlighted in yellow. Which requirement within large, complex databases ensures users have limited access to the database? Recovery Performance Authorization Confidentiality Authorization Which design type specifies database requirements without regard to a specific database system? Physical design Conceptual design Logical design Abstract design Conceptual design 3....

Schema The definition of how data in a database will be organized. - Create - Read - Update - Delete The basis of interacting with databases can be defined using the CRUD acronym. What does CRUD stand for? DATE: YYYY-MM-DD DATETIME: YYYY-MM-DD HH:MM:SS What is the DATE datatype syntax? What is the DATETIME datatype syntax? It will have 3 numbers before the decimal and 2 after. What does DECIMAL(3,2) indicate? Stored Procedures a series of commands stored on the database. This a...

Which requirement within large, complex databases ensures users have limited access to the database? Recovery Performance Authorization Confidentiality Authorization Which design type specifies database requirements without regard to a specific database system? Physical design Conceptual design Logical design Abstract design Conceptual design 3. What characterizes the rules of relational databases? -They are logical constraints that ensure the data is valid. -They are based o...

Data scientists are able to find ______, _________, and _____ in unstructured data. - Answer order, meaning, and value What is involved in the planning phase? - Answer 1. Defining goals 2. Organizing resources 3. Coordinate people 4. Schedule project What is involved in the wrangling phase? - Answer 5. Get data 6. Clean data 7. Explore data 8. Refine data What is involved in the Modeling phase? - Answer 9. Create model 10. Validate model 11. Evaluate model 12. Refine model What is ...

WGU Data Management - Foundations - D426 Exam Questions And Answers 100% Solved Which requirement within large, complex databases ensures users have limited access to the database? Recovery Performance Authorization Confidentiality Authorization Which design type specifies database requirements without regard to a specific database system? Physical design Conceptual design Logical design Abstract design Conceptual design 3. What characterizes the rules of relational databases? ...

file structure the format that data is arranged and stored in a file. flat files Files having no internal hierarchy heap files Files containing an unsorted set of records that are uniquely identified by a record id which allows them to be inserted or deleted using that id. index files Files containing an unsorted set of records that are uniquely identified by a record id which allows them to be inserted or deleted using that id. hashed files Files which use a hash function to decide where ...

WGU D204 Data Analytics Life Cycle Exam Questions and Answers 100% Pass 1. Data scientists are able to find order, meaning, value in Unstructured data as well as: a. Automate processes b. Predict outcomes c. Predict processes d. Provide hidden insight - Answer- ABD 2. Data scientists are able to find __________ in Unstructured data. a. Meaning b. Order c. Outcomes d. Value - Answer- ABD 3. Data science are able to find order, meaning, value in ___________. a. Hidden insight b. Outc...

WGU Data Management - Foundations - D426 Exam Questions and Answers Which requirement within large, complex databases ensures users have limited access to the database? Recovery Performance Authorization Confidentiality - Answer-Authorization Which design type specifies database requirements without regard to a specific database system? Physical design Conceptual design Logical design Abstract design - Answer-Conceptual design 3. What characterizes the rules of relational databases...

WGU D204: The Data Analytics Journey Practice Exam Questions And Answers Latest Updated 2024/2025 | Scored A+. Data scientists are able to find ______, _________, and _____ in unstructured data. - Answer order, meaning, and value What is involved in the planning phase? - Answer 1. Defining goals 2. Organizing resources 3. Coordinate people 4. Schedule project What is involved in the wrangling phase? - Answer 5. Get data 6. Clean data 7. Explore data 8. Refine data What is involved in t...

WGU D204: The Data Analytics Journey(WGU Masters of Data Analytics QUESTIONS AND ANSWERS RATED A+ 2023|2024 UPDATE Data scientists are able to find ______, _________, and _____ in unstructured data. - Answer order, meaning, and value What is involved in the planning phase? - Answer 1. Defining goals 2. Organizing resources 3. Coordinate people 4. Schedule project What is involved in the wrangling phase? - Answer 5. Get data 6. Clean data 7. Explore data 8. Refine data What is involved ...