Primary keys rules - Study guides, Class notes & Summaries

WGU C175 Data Management Foundations Final Exam Questions and Answers 2024/2025 Graded A+ . Which of the following is true of business rules? entity A(n) _______ is anything about which data are to be collected and stored. XML/Hybrid data model Oracle 11g is an example of the _______. entity instance Each row in the relational table is known as a(n) relational data model MySQL is an example of the _______. attribute A(n) _______ is the equivalent of a field in a file system. entity re...

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...

NRNP 6675/ NRNP6675 Midterm Exam Quiz Bank (2023/ 2024) | Complete Guide| Questions and Verified Answers 1. Which of the following is not consistent with benzo withdrawal? - Answer: B) The best way to proceed with benzo withdrawal is to stop it immediately and tx withdrawal s/s 2. Which of the following is true about the legal practice of the PMHNP? - Answer: D) A&B only A) all have some degrees of prescriptive privileges i...

WGU C175/D426 DATA MANAGEMENT FOUNDATIONS OA EXAM ACTUAL EXAM 2 LATEST VERSIONS 300 QUESTIONS AND CORRECT ANSWERS ASSURED A+. VERSION A What does modality refer to? How does it appear on ER diagram? - ANSWERRefers to the MINIMUM number of times an instance in one entity can be associated with instance of another entity (minima) Appears as a 0 or 1 on the relationship line, next to cardinality Define: Referential Integrity - ANSWER- Requires that ALL foreign key values must either be fully ...

WGU C175/D426 DATA MANAGEMENT FOUNDATIONS OA EXAM Questions With Verified Answers (100% Correct) Graded A+. What does modality refer to? How does it appear on ER diagram? - ANSWERRefers to the MINIMUM number of times an instance in one entity can be associated with instance of another entity (minima) Appears as a 0 or 1 on the relationship line, next to cardinality Define: Referential Integrity - ANSWER- Requires that ALL foreign key values must either be fully NULL or match some primary key...

WGU C175/D426 DATA MANAGEMENT FOUNDATIONS OA EXAM Questions With Verified Answers 2024/2025 (Graded A+) What does modality refer to? How does it appear on ER diagram? - ANSWERRefers to the MINIMUM number of times an instance in one entity can be associated with instance of another entity (minima) Appears as a 0 or 1 on the relationship line, next to cardinality Define: Referential Integrity - ANSWER- Requires that ALL foreign key values must either be fully NULL or match some primary key val...

DAD220 Ch 3 Questions and Answers | Latest Update | 2024/2025 | Graded A+ What is the primary key of the PhoneNumber table? (Area code, Exchange, Number) is unique, non-null, and minimal, so (AreaCode, Exchange, Number) is a primary key. Occasionally, a primary key includes all columns in a table. Foreign Key A foreign key is a column, or group of columns, that refer to a primary key. Non-NULL foreign key values must match some value of the primary key. The data types of the foreign and...

WGU C175/D426 DATA MANAGEMENT FOUNDATIONS OA EXAM ACTUAL EXAM 2 LATEST VERSIONS 300 QUESTIONS AND CORRECT ANSWERS ASSURED A+. VERSION A What does modality refer to? How does it appear on ER diagram? - ANSWERRefers to the MINIMUM number of times an instance in one entity can be associated with instance of another entity (minima) Appears as a 0 or 1 on the relationship line, next to cardinality Define: Referential Integrity - ANSWER- Requires that ALL foreign key values must either be fully ...

WGU C175/D426 DATA MANAGEMENT FOUNDATIONS OA EXAM ACTUAL EXAM 2 LATEST VERSIONS 300 QUESTIONS AND CORRECT ANSWERS ASSURED A+. VERSION A What does modality refer to? How does it appear on ER diagram? - ANSWERRefers to the MINIMUM number of times an instance in one entity can be associated with instance of another entity (minima) Appears as a 0 or 1 on the relationship line, next to cardinality Define: Referential Integrity - ANSWER- Requires that ALL foreign key values must either be fully ...

ISACA CSX Fundamentals Latest Update 100% Correct What is the difference between symmetric and asymmetric encryption? Symmetric encryption uses the same key for encryption and decryption, while asymmetric encryption uses a pair of public and private keys. What is the role of a cybersecurity policy? To define guidelines and rules for protecting an organization’s assets and data. What is a zero-day vulnerability? A vulnerability that is unknown to the software vendor and is explo...