Hierarchical database - Study guides, Class notes & Summaries

DBI201 EXAM TEST BANK QUESTIONS AND ANSWERS ALL CORRECT What is a graph database? - Answer A graph database is a database that uses graph structures with nodes, edges and properties to represent and store information A ____ is a powerful tool for creating and managing large amounts of data efficiently and allowing it to persist over long periods of time, safely - Answer DBMS A ______ is a collection of programs that enables user to create and maintain databases. In other words, it is g...

What is a broad definition of data? Raw facts that are captured on printed or digital media What are data? Facts that are collected and stored in a database system What is a determining characteristic of unstructured data? It does not follow a data model. Which is true about flat files? They contain no internal hierarchical organization. Which technology has no internal hierarchy? Flat files How were data retrieved before database management systems? Sequ...

WGU C175 Data Management Foundations Final Exam Questions and Answers 2024/2025 Graded A+ . Which of the following is true of business rules? entity A(n) _______ is anything about which data are to be collected and stored. XML/Hybrid data model Oracle 11g is an example of the _______. entity instance Each row in the relational table is known as a(n) relational data model MySQL is an example of the _______. attribute A(n) _______ is the equivalent of a field in a file system. entity re...

INS1502 MAY/JUNE EXAM ANSWERS 2023 QUESTIONS ASKED A valuable technique to interact with academic text and to support learning is … a. podcasting b. copying c. note-taking d. recording c. note-taking Note-taking is a valuable technique to interact with academic text and support learning. It involves actively engaging with the material, summarizing key points, and organizing information in a way that makes it easier to understand and remember. By taking notes, learners can enha...

What is a broad definition of data? Correct Answer Raw facts that are captured on printed or digital media What are data? Correct Answer Facts that are collected and stored in a database system What is a determining characteristic of unstructured data? Correct Answer It does not follow a data model. Which is true about flat files? Correct Answer They contain no internal hierarchical organization. Which technology has no internal hierarchy? Correct Answer Flat files How were data r...

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...

INS3707 Assignment 1 (COMPLETE ANSWERS) Semester 2 2024 - DUE August 2024 ; 100% TRUSTED Complete, trusted solutions and explanations. For assistance, Whats-App 0.6.7-1.7.1-1.7.3.9. Ensure your success with us ........... QUESTION 1 Choose the correct option from the list provided for each question. Write ONLY the correct letter of the alphabet next to the question number on your answer sheet, Example: 1.1 C. Each question counts 1 mark. 1.1 …. Is a list of words that can be used to...

TYPICAL QUESTIONS & ANSWERS OBJECTIVE TYPE QUESTIONS Each question carries 2 marks. Choose the correct or best alternative in the following: Q.1 In the relational modes, cardinality is termed as: (A) Number of tuples. (B) Number of attributes. (C) Number of tables. (D) Number of constraints. Ans: A Q.2 Relational calculus is a (A) Procedural language. (B) Non- Procedural language. (C) Data definition language. (D) High level language. Ans: B ...

WGU C175/D426 DATA MANAGEMENT FOUNDATIONS OA EXAM ACTUAL FINAL EXAM LATEST VERSIONS 100 QUESTIONS AND CORRECT DETAILED ANSWERS WITH RATIONALES (100% CORRECT AND VERIFIED ANSWERS)|ALREADY GRADED A+ What is a broad definition of data? - ANSWER Raw facts that are captured on printed or digital media What are data? - ANSWER Facts that are collected and store...

Caboodle Exam Questions with complete solutions latest update 2024( A+ GRADED 100% VERIFIED).