Syntax to drop a table - Study guides, Class notes & Summaries

Database Application Software that helps business users interact with database systems. Database Administrator Responsible for securing the database system against unauthorized users. A database administrator enforces procedures for user access and database system availability. Authorization Many database users should have limited access to specific tables, columns, or rows of a database. Database systems authorize individual users to access specific data. Rules Database...

Create Database Syntax - Answer-CREATE DATABASE db_name; Simple SFW query syntax - Answer-SELECT * FROM db_name WHERE column_name operator value; Cardinality: Inside or outside? - Answer-Outside Modality: Inside or outside? - Answer-Inside What commands are used with data definition? - Answer-create, alter, drop, truncate, comment, rename What commands are used with data manipulation? - Answer-Select, Insert, Update, Delete, Merge, Call, Explain Plan, Lock Table Create Table Syntax - Ans...

Wall Street Prep Excel Crash Course Exam 246 Questions with Verified Answers Keyboard Versus the Mouse - CORRECT ANSWER Almost everything that can be done in Excel using a mouse can also be done using the keyboard shortcuts Best way to learn is to disconnect the mouse and work through Excel using only the keyboard Name Box - CORRECT ANSWER Tells you what cell you are in (top left below the ribbon) Formula Bar - CORRECT ANSWER When you insert a formula into a cell and hit return, the ce...

DBI 202 Exam (Full) | Questions and Answers (Complete Solutions) QN=1 (6803) A ____ is a logically coherent collection of data with some inherent meaning, representing some aspect of real world and being designed, built and populated with data for a specific purpose a. Database b. Database Instance c. Schema d. Schema Instance QN=2 (6801) Choose the most correct statement. a. Database is created and maintained by a DMBS b. All of the others c. Database is a collection of data that is managed b...

HTML5 APIs can be used to: A) determine how to display HTML elements in your Web pages. B) call another location in the Web page or a separate Web page when the API is selected. C) provide a development environment that enables the seamless use of proprietary browser plug-ins. D) create apps for mobile devices. - Correct answer-create apps for mobile devices. HTML5 has introduced specific elements to structure Web pages. In which structure element should you include hypertext menus to ac...

WGU C170 Data Management Applications (over 400 Questions & Answers) 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 kind of relations...

C170 - PRE-ASSESSMENT QUESTIONS AND ANSWERS GRADED A+ 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? One-to-one One-to-many Many-to-many One-to-one binary Many-to-many Which two examples are attributes? Choose 2 answers A person attending a meeting An employee number A sales meeting A meeting code An employee number A meeting code Brainpower Rea...

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? - correct answer Many-to-many Which kind of relationship is displayed in this entity-relationship diagram? - correct answer Many-to-many unary Which kind of relationship is displayed in this entity-relationship diagram? - correct answer Unary one-to-one How is this portion of the entity-relationship diagram read, from left to rig...

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...

Forms-Based Query Language uses a GUI-panel (interactive visual components) for the creation of a query entering data values directly into a query templet lend itself well to users who are more accustomed to GUI environments than to typing commands ex: database user defines queries by entering sample data values directly into a query template to represent the result that the database is to achieve Command-Based Query Language uses written text commands for the creation of a que...