1a) A requirement to begin designing physical files and databases is: A) normalized relations. B) physical tables created. C) implementation complete. D) all datatypes determined. 1b) A key decision in the physical design process is: A) ignoring the size of the database. B) selecting structures. C) deciding on the monitor. D) deciding the e-r diagrams. 1c) Designing physical files requires ________ of where and when data are used in various ways. A) maps B) descriptions C) keys D) hints 1d) Database access frequencies are estimated from: A) transaction volumes. B) user logins. C) security violations. D) random number generation.
1a) A requirement to begin designing physical files and databases is: A) normalized relations. B) physical tables created. C) implementation complete. D) all datatypes determined. 1b) A key decision in the physical design process is: A) ignoring the size of the database. B) selecting structures. C) deciding on the monitor. D) deciding the e-r diagrams. 1c) Designing physical files requires ________ of where and when data are used in various ways. A) maps B) descriptions C) keys D) hints 1d) Database access frequencies are estimated from: A) transaction volumes. B) user logins. C) security violations. D) random number generation.
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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1a) A requirement to begin designing physical files and databases is:
A) normalized relations.
B) physical tables created.
C) implementation complete.
D) all datatypes determined.
1b) A key decision in the physical design process is:
A) ignoring the size of the
B) selecting structures.
C) deciding on the monitor.
D) deciding the e-r diagrams.
1c) Designing physical files requires ________ of where and when data are used in various ways.
A) maps
B) descriptions
C) keys
D) hints
1d) Database access frequencies are estimated from:
A) transaction volumes.
B) user logins.
C) security violations.
D) random number generation.
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