Sql data manipulation - Study guides, Class notes & Summaries

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? -They are logical ...

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 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? ...

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...

WGU D426 Data Management Foundations Final Exam (New 2023/ 2023 Update) | Grade A | Questions and Verified Answers|100% Correct QUESTION One-to-Many Answer: This is the most common relationship. Associates ONE record in ONE table with MULTIPLE records in another table. QUESTION One-to-One Answer: Associates only ONE record on one table with ONE record on another table. QUESTION Data Manipulation Language (DML) Answer: What language am I? All...

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...

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 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....

WGU D426- DATA MANAGEMENT FOUNDATIONS 1. Which requirement within large, complex databases ensures users have limited access to the database? Recovery Performance Authorization Confidentiality: Authorization 2. Which design type specifies database requirements without regard to a specific database system? Physical design Conceptual design Logical design Abstract design: Conceptual design 3. 3. What characterizes the rules of relational databases? -They are logical constraints that ensur...

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...