Database Systems: Design, Implementation, & Management
12th Edition
ISBN: 9781305627482
Author: Carlos Coronel, Steven Morris
Publisher: Cengage Learning
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Textbook Question
Chapter 16, Problem 7RQ
Using a single sentence, explain the role of databases in organizations. Then explain your answer in more detail.
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Students have asked these similar questions
From the lists below, for each list, select three terms, concepts or analysis from each list (that’s 15 total), and write 1 paragraph for each (that’s 15 paragraphs).
List 1:
Database
Database management system (DBMS)
Structured query language (SQL)
Relational database
Table of data consisting of rows (tuples) and columns (attributes)
Primary and Foreign Keys
Database access control
List 2:
Malicious software (malware)
Terminology for malicious software
Viruses –mechanism, trigger, payload
dormant, propagation, triggering, and
execution phases
Boot sector infector
Polymorphic, and metamorphic viruses
worms
Scanning/fingerprinting
Spam e-mail/trojans – social engineering
System corruption
Bots
Remote control (command and control)
Phishing
Backdoor/trapdoor
Rootkit
Countermeasures
List 3:
Denial-of-service (DoS) attacks
Distributed DDoS attacks
Reflection attacks
Amplification attacks
DNS amplification attacks
Application-based bandwidth attacks
SIP flood
HTTP-based attacks…
NOTE: please explain better .
Question 4
You have just been hired as a consultant for a big Health Care provider. Impressed by your background in databases, they want you to completely redesign their database system. Talking with the people at the HC provider, you get the following information (be very careful on some of these attributes, and apply everything you have learned to this point:
- The database contains information about patients, hospitals and doctors.
- Each patient has an ID, first name, last name, address and age. A patient is
uniquely identified by his or her ID.
- Each hospital has an id, name and budget. The id uniquely identifies a hospital.
- Each doctor an id, a full name, email address and a favorite movie. The id
uniquely identifies a doctor.
- Each patient can be treated at many hospitals, a hospital can treat many patients.
- Each doctor can work at only one hospital. A hospital can have many doctors.
4.1) Draw the…
Explain database normalization in detail.
Chapter 16 Solutions
Database Systems: Design, Implementation, & Management
Ch. 16 - Prob. 1RQCh. 16 - Prob. 2RQCh. 16 - Prob. 3RQCh. 16 - Prob. 4RQCh. 16 - Suppose that you are a DBA. What data dimensions...Ch. 16 - How and why did database management systems become...Ch. 16 - Using a single sentence, explain the role of...Ch. 16 - Prob. 8RQCh. 16 - Prob. 9RQCh. 16 - Prob. 10RQ
Ch. 16 - Prob. 11RQCh. 16 - Prob. 12RQCh. 16 - Prob. 13RQCh. 16 - Prob. 14RQCh. 16 - Prob. 15RQCh. 16 - Prob. 16RQCh. 16 - Prob. 17RQCh. 16 - Prob. 18RQCh. 16 - What DBA activities support end users?Ch. 16 - Prob. 20RQCh. 16 - Prob. 21RQCh. 16 - Prob. 22RQCh. 16 - Prob. 23RQCh. 16 - Prob. 24RQCh. 16 - Prob. 25RQCh. 16 - Prob. 26RQCh. 16 - Prob. 27RQCh. 16 - Prob. 28RQCh. 16 - Prob. 29RQCh. 16 - Prob. 30RQCh. 16 - Define the concept of a data dictionary, and...Ch. 16 - Using SQL statements, give some examples of how...Ch. 16 - Prob. 33RQCh. 16 - Prob. 34RQCh. 16 - Prob. 35RQCh. 16 - How have cloud-based data services affected the...Ch. 16 - What tool is used in Oracle to create users?Ch. 16 - In Oracle, what is a tablespace?Ch. 16 - Prob. 39RQCh. 16 - In Oracle, what is a datafile? How does it differ...Ch. 16 - Prob. 41RQ
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- With the external model for databases what issues could arise if one group makes a change that would impact another group? What are some ideas that can avoid the issues?arrow_forwardGive examples of the many kinds of database users and explain what each one's role is?arrow_forwardOutline the five-stage process of database discovery. Learn how to make sense of the information and set it up in a system. The Third Step: Analyze the Variables Step 4: Calculate summaries for each independent variable. 5 Look for relationships between variablesarrow_forward
- Do you have any evidence to support your claim that many-to-many relationships cannot be supported by a relational database? Please let us know your results if this is the case.arrow_forwardExplain the concept of database normalization and denormalization. When is denormalization justified, and what are the trade-offs involved?arrow_forwardIt's not the same as doing a web search while looking for anything in a database. There is a big difference between the two. How are inquiries framed and results presented differently and similarly between the two?arrow_forward
- Explain the concept of denormalization in databases. When and why might denormalization be used, and what are the trade-offs involved?arrow_forwardDo you have any evidence to support your claim that many-to-many relationships cannot be supported by a relational database? If this is the case, please let us know what you discover.arrow_forwardUsing a hierarchical database instead of a relational database has various advantages.Discuss whether or not the statement made above is accurate.arrow_forward
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SQL Basics for Beginners | Learn SQL | SQL Tutorial for Beginners | Edureka; Author: edureka;https://www.youtube.com/watch?v=zbMHLJ0dY4w;License: Standard YouTube License, CC-BY