Primary keys rules Study guides, Class notes & Summaries

WGU C175 Pre-Assessment Data Management – Foundations Exam (Latest 2023/ 2024) Questions and Verified Answers- Grade A Q: Which data classification is an entity? A) Event B) Duration C) Directions D) Attendance Answer: Event Q: A salesperson is authorized to sell 12 products; a product can be sold by 10 salespersons. Which kind of binary relationship is described in this example? A) One-to-one B) One-to-many C) Many-to-many D) Associative Answer: Many-t...

NRNP 6675-15; NRNP 6675 Week 6 Midterm Exam 2022 100% solved -Graded A+   NRNP 6675-15; NRNP 6675 Week 6 Midterm Exam 2022 100% solved -Graded A+ 1. Which of the following are risk factors for neuroleptic malignant syndrome? Select all that apply Age Rapid dose escalation Parental route of administration Higher potency typical antipsychotics 2. Antipsychotic medications provide D2 blockade in the mesocortical pathway causing which of the following effects? Reduces negative symptoms Increases e...

Resource Hierarchy - Parent/Child Relationship structure - Resembles a file system - Top-down policy inheritance with policy controlled by IAM - Each child object can only have one parent - Org -> Folders (Optional) -> Projects -> Resources Organization - Root node - Organization Admin Role created - Full power to efit any/all resources Notable Organization Roles - Org. Policy Admin: Broad control over all cloud resources - Project Creator: Find-grained control of project cr...

WGU C175 Data Management Foundations Test Questions and Answers 2024/2025 Graded A+. They can serve as a communication tool between the users and designers. 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)...

Entity correct answers Attributes, columns, fields, keys stores info about a person, place , thing , transaction , or event Database Management System correct answers Deletes, creates, updates, and reads data Relation Database Model correct answers Stores info in the form of logically related 2-d labels Primary Key correct answers Is a field (or group of fields) that uniquely identifies a given record in a table Query-by-example correct answers Helps users graphically design the answ...

NRNP 6675-15; NRNP 6675 Week 6 Midterm Exam 2022 100% solved -Graded A+   NRNP 6675-15; NRNP 6675 Week 6 Midterm Exam 2022 100% solved -Graded A+ 1. Which of the following are risk factors for neuroleptic malignant syndrome? Select all that apply Age Rapid dose escalation Parental route of administration Higher potency typical antipsychotics 2. Antipsychotic medications provide D2 blockade in the mesocortical pathway causing which of the following effects? Reduces negative symptoms Increases e...

CSA Pega 8 Questions with complete solutions 2024 Direct Capture of Objectives (DCO) The ability to directly & visually capture business requirements What does DCO do? Allows business & IT stakeholders to remain in sync throughout the app development life cycle Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:08 / 0:15 Full screen How does Pega allow for automation of processes? By eliminating manual decisions, enabling dy...

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...

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 value 4 Ways Referential Integrity can be violated: - ANSWER- 1. Primary key is updated 2. Foreign key i...

VERSION A What does modality refer to? How does it appear on ER diagram? - ANSWER- Refers 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 value 4 Ways Referential Integrity can be violated: - ANSWER- 1. Primary key is ...