What is a database schema - Study guides, Class notes & Summaries

WGU C702 Pre-Assessment | Forensics and Network Intrusion Exam (New 2023/ 2024 Update) Questions and Verified Answers| 100% Correct| Grade A QUESTION . What is a characteristic of Unicode UTF-32? A. Fixed-width encoding B. Variable-width encoding C. Compatible with ASCII encoding D. Replaces ASCII encoding Answer: A. Fixed-width encoding QUESTION . What is 4DD hexadecimal notation in binary? A. B. C. D. *A. Answer: A. QUESTION . A f...

What is a database schema? a.) Schema is a planned design of the data organization. b.) Schema are used when referring to foreign key and primary key. c.) Schema is a term used by DBMS and stands for a structured query. - Answer-Schema is a planned design of the data organization What does OLTP stand for? a.) Online tracking processing b.) Online transcript processing c.) Online transaction processing d.) Offline transaction processing - Answer-Online transaction processing How can dat...

WGU C724 Information Systems Management Unit 4 Test A tuple is one record or data set in a row -Answer-What are tuples and how are they used in databases? a.) A tuple is a collection of sequenced data fields b.) A tuple is one record or data set in a row c.) A tuple is a database field The flat file design is a single table database -Answer-What is the best description of a flat file database? a.) Flat file databases are hierarchical in nature. b.) Flat file databases are prevalent tod...

WGU C175 Data Management – Foundations Final Exam Set (Latest 2023/ 2024 Update) Questions and Verified Answers- Already Grade A| 100% Correct Q: What are the three phases of database design for large complex databases? Answer: analysis logical design physical design Q: What are the alternative names used to describe the Analysis phase? Answer: conceptual design entity-relationship modeling and requirements Q: How are requirements of a DBMS represented? ...

independence correct answers A database management systems supports and simplifies application and data ___________. Which of the following below are among the main objectives of a modern DBMS? Check all that apply. correct answers security from unauthorized access, methods for manipulating data, methods for defining data, recovery of data during failures, methods for retrieving data Edger F. Codd correct answers IBM research scientist is credited with the invention of the relational model...

D427 - Database Management Applications Exam Questions 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? ...

Radiant Logic FID Level 1 Exam Questions and Answers What does a data source represent? -The connection to a backend server that is being virtualized. -A user's IT information. -The connection to a port the backend LDAP server is listening on. -The password for the user listed. -Answer-The connection to a backend server that is being virtualized. What tools are used to manage data sources? -Main Control Panel -VDS Config Utility -Context Utility -All of the above -Answer-All of the ...

If a query refers to more than one table, all columns should be prefixed by a descriptor (table name or alias) - Correct Answer-Using descriptors ensures you have unambiguous column references, preventing issues that can occur when two tables contain columns with the same name. 2.Chapter 1. (Study Checklist) Caboodle Console - Correct Answer-The Caboodle Console is a web application housed on the Caboodle server. It includes the following: Dictionary Dictionary Editor Executions Work Qu...

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 the...

what does the INFORMATION_SCHEMA hold correct answers a collection of views -holds metadata and other statistics about the database, schema, table, views, etc. T/F the INFORMATION_SCHEMA cannot be deleted, renamed or moved correct answers True T/F the PUBLIC schema is created empty correct answers True T/F you cannot drop, remove or remove the PUBLIC schema correct answers False what things do you need defined for a COPY INTO command correct answers 1. a table 2. a stage 3. a file...