Query processor - Study guides, Class notes & Summaries

DAD 220 - 1-3 Quiz Many interesting science-, technology-, engineering-, and math-oriented websites provide open-source data to the public. Which of the following sites provide that information? Select all that apply. - DATA.GOV NYC Open Data National Cancer Institute What four properties must be achieved for transactions to change data in a relational database? Select all that apply. - Atomicity Consistency Isolation Durability Which of the following are components of a database sy...

WGU - D426: Objective Assessment|A+ Graded Questions with Complete Answers 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 au...

WGU D426 V2 Actual Exam | 160 Questions and Answers 2024 Graded A. The relationship (within the relation) that describes how the value of one attribute may be used to find the value of another attribute. Functional Dependency An attribute that can be used to find the value of another attribute in the relation. Determinant Value can be used to find the value of every other non-key attribute in the table. Unique and minimal. Candidate Key Define & manage database structures DDL Ad...

DB Administrator - correct answer Secures the database from un-authencated access. DB Designer - correct answer Determines the format and the structure of the database DB Programmer - correct answer Develops programs or applications that will use the database DB Users - correct answer Consumers of the data no the Database. Can access the DB through the app or query the database directly. Transactions - correct answer - Ensures transaction are process completely or not at al...

WGU - D426: Objective Assessment|A+ Graded Questions with Complete Answers 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 au...

data Numeric, textual, visual, or audio information that describes real-world systems scope, format, and access 3 ways data can vary scope the amount of data produced and collected format describes that data may be produced as numbers, text, image, audio, or video access describes that some data sets may be private while others are made publicly available analog historically, most data was ____, encoded as continuous variations on various physical media digital Today, data is mostly...

The _______ includes the protocol, domain, and all subdomains, as well as the resource path ID and name of the document. URL A computer system is a collection of hardware and software components that work together to meet the needs of the user. Computer System The __________________ is the electronic circuit responsible for executing computer program instructions. Central Processing Unit Which device permits packet switching so that a message can be routed to the next link in a network? R...

Database application correct answers software that helps business users interact with database systems Database administrator correct answers responsible for securing the database system against unauthorized users, enforces procedures Authorization correct answers limits user access Rules correct answers database systems ensure data is consistent with structural and business rules Query processor correct answers interprets queries, creates plan to modify database/retrieve data, and r...

WGU D426 V LATEST UPDATE 1. The relationship (within the relation) that describes how the value of one attribute may be used to find the value of another attribute.: Functional Dependency 2. An attribute that can be used to find the value of another attribute in the relation.: Determinant 3. Value can be used to find the value of every other non-key attribute in the table. Unique and minimal.: Candidate Key 4. Define & manage database structures: DDL 5. Adding, deleting, and modifying d...

Computing Essentials 2019, 27e (O’Leary) Chapter 3 Application Software 1) This type of software works with end users, application software, and computer hardware to handle the majority of technical details. A) communications B) application C) utility D) system Answer: D Difficulty: 1 Easy Topic: Application Software Bloom's: Remember AACSB: Technology Accessibility: Keyboard Navigation Learning Outcome: 03-01 Identify general-purpose applications. 2) This type of software can be ...