Delete row - Study guides, Class notes & Summaries

Why Use a Database? - Answer-A database is used to help people keep track of things, and the most commonly used type of database is the relational database, although nonrelational databases (which are used extensively in online applications such as Facebook and Twitter) are now also widely used. What are the Problems with Using Lists? - Answer-making changes to this list causes ...modification problems.. Modification problem - Answer-A situation that exists when the storing of one row in a ...

WGU C175/D426 DATA MANAGEMENT FOUNDATIONS OA EXAM -with 100% verified solutions- CORRECT AND VERIFIED ANSWERS)|ALREADY GRADED 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...

BUAD 342 Exam 2 Questions and Answers Graded A+ What can SQL be used for? 1. creating databases 2. creating schemas 3. creating table structures 4. updating table structures 5. deleting tables 6. joining tables 7. adding or updating data 8. adding database users 9. setting database controls 10. requesting information from a database. Select query Use to view data from only certain fields in a table, review data from multiple tables simultaneously or pull data based on certain ...

WGU Course C170 - Data Management (Applications) Quizlet by Brian MacFarlane A salesperson is authorized to sell many products and a product can be sold by many salespersons. Which kind of binary relationship does this scenario describe? A One-to-one B One-to-many C One-to-one binary D Many-to-many D Which kind of relationship is displayed in this entity-relationship diagram? A Many-to-many unary B Many-to-many binary C One-to-one unary D One-to-one binary A Which kin...

WGU Course C170 - Data Management (Applications) Quizlet by Brian MacFarlane A salesperson is authorized to sell many products and a product can be sold by many salespersons. Which kind of binary relationship does this scenario describe? A One-to-one B One-to-many C One-to-one binary D Many-to-many D Which kind of relationship is displayed in this entity-relationship diagram? A Many-to-many unary B Many-to-many binary C One-to-one unary D One-to-one binary A Which kin...

Project 1/7 - Overview - Answer Phone Apps You work for a research company. You are compiling a report on the 20 most popular apps for Android phones. Project 1/7 - Task 1 - Answer Navigate to the named cell range AppHeading2 and delete only the contents, leaving the empty cells. 1. Above the worksheet to the left of the formula bar, click the Name Box down arrow. 2. Select AppHeading2. (Hint: Alternatively, on the Home tab, in the Editing group, click Find & Select, and selec...

ICT3612 Assignment 3 (COMPLETE ANSWERS) 2024 - DUE 15 July 2024 ;100% TRUSTED workings, explanations and solutions. for assistance Whats-App.......0.6.7..1.7.1..1.7.3.9 .......... Question 1 (2 marks) Which of the following is an aggregate expression that will find the oldest date in the invoiceDate column? 1. MIN(invoiceDate) 2. MAX(invoiceDate) 3. HIGH(invoiceDate) 4. LOW(invoiceDate) Question 2 (2 marks) Which of the following LIMIT clauses will return a maximum of five rows starting...

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...

database management system differs from a tradition file system in that a database management system correct answers -can centralize data database application correct answers is a collection of forms, reports, queries and programs that processes a database. true of the components of an entity(object)-relationship data model? correct answers -attributes describe the characteristics of entities database correct answers is a collection of data organized to serve many applications efficient...