Samenvattingen, Notities en Examens

WGU D427 Practice Test with Answer Key 2024. 1. Seattle, WA 98111 USA How many attributes are present in the address fragment? a. 1 b. 2 c. 3 d. 4 2. The Book table has the following columns: genre – varchar(20) pages – integer author_id – char(3) isbn_number – varchar(20) Which column should be designated at the primary key for the Book table? a. genre b. pages c. author_id d. isbn_number 3. The Book table has the following columns: genre – varchar(20) pages – in...

WGU D427 Practice Test with Answer Key 2024. 1. Seattle, WA 98111 USA How many attributes are present in the address fragment? a. 1 b. 2 c. 3 d. 4 2. The Book table has the following columns: genre – varchar(20) pages – integer author_id – char(3) isbn_number – varchar(20) Which column should be designated at the primary key for the Book table? a. genre b. pages c. author_id d. isbn_number 3. The Book table has the following columns: genre – varchar(20) pages – in...

The Member table will have the following columns: ID—positive integer FirstName—variable-length string with up to 100 characters, Middle Initial—fixed-length string with 1 character, LastName—variable-length string with up to 100 characters, Date Of Birth—date, Annual Pledge—positive decimal value representing a cost of up to $999,999, with 2 digits for cents, Write a SQL statement to create the Member table. Do not add any additional constraints to any column beyond what is ...

The definition of how data in a database will be organized. - Schema The basis of interacting with databases can be defined using the CRUD acronym. What does CRUD stand for? - - Create - Read - Update - Delete What is the DATE datatype syntax? What is the DATETIME datatype syntax? - DATE: YYYY-MM-DD DATETIME: YYYY-MM-DD HH:MM:SS What does DECIMAL(3,2) indicate? - It will have 3 numbers before the decimal and 2 after. a series of commands stored on the database. This allows t...

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...

7.1 LAB - Alter Movie table The Movie table has the following columns: ID - positive integer Title - variable-length string Genre - variable-length string RatingCode - variable-length string Year - integer Write ALTER statements to make the following modifications to the Movie table: 1. Add a Producer column with VARCHAR data type (max 50 chars). 2. Remove the Genre column. 3. Change the Year column's name to ReleaseYear, and change the data type to SMALLINT. ALTER TABLE Movie ADD P...

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? - Many-to-many Which two examples are attributes? A person attending a meeting An employee number A sales meeting A meeting code - An employee number A meeting code Which delete rule sets column values in a child table to a missing value when the matching data is deleted from the parent table? - Set-to-Null In this ent...

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? - Many-to-many Which two examples are attributes? A person attending a meeting An employee number A sales meeting A meeting code - An employee number A meeting code Which delete rule sets column values in a child table to a missing value when the matching data is deleted from the parent table? - Set-to-Null In this ent...

San Francisco, CA 94110 USA How many attributes are present in the address fragment? - 1 - 2 - 3 - 4 4 The Package table has the following columns: Weight—decimal Description—optional variable length string LastChangedDate—date TrackingNumber—integer Which column should be designated the primary key for the Package table? - Weight - Description - LastChangedDate - TrackingNumber Tracking Number Brainpower Read More Which data type will store ":22:12" as a temporal...

Data Management - Foundations - D426 WGU Exam 2024/2025 Questions With Completed Solutions.