3a) An appropriate datatype for adding a sound clip would be: A) VARCHAR. B) CHAR. C) BLOB. D) DATE. 3b) Which of the following is an objective of selecting a data type? A) Represent a small number of possible values B) Maximize storage space C) Limit security D) Improve data integrity 3c) In which data model would a code table appear? A) Conceptual B) Logical C) Physical D) Data layout 3d) An integrity control supported by a DBMS is: A) substitute estimates. B) security. C) range control. D) GUI guards. 3e) The value a field will assume unless the user enters an explicit value for an instance of that field is called a: A) default value. B) null value. C) range control. D) gurand.
3a) An appropriate datatype for adding a sound clip would be: A) VARCHAR. B) CHAR. C) BLOB. D) DATE. 3b) Which of the following is an objective of selecting a data type? A) Represent a small number of possible values B) Maximize storage space C) Limit security D) Improve data integrity 3c) In which data model would a code table appear? A) Conceptual B) Logical C) Physical D) Data layout 3d) An integrity control supported by a DBMS is: A) substitute estimates. B) security. C) range control. D) GUI guards. 3e) The value a field will assume unless the user enters an explicit value for an instance of that field is called a: A) default value. B) null value. C) range control. D) gurand.
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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Question
3a) An appropriate datatype for adding a sound clip would be:
A) VARCHAR.
B) CHAR.
C) BLOB.
D) DATE.
3b) Which of the following is an objective of selecting a data type?
A) Represent a small number of possible values
B) Maximize storage space
C) Limit security
D) Improve data integrity
3c) In which data model would a code table appear?
A) Conceptual
B) Logical
C) Physical
D) Data layout
3d) An integrity control supported by a DBMS is:
A) substitute estimates.
B) security.
C) range control.
D) GUI guards.
3e) The value a field will assume unless the user enters an explicit value for an instance of that field is called a:
A) default value.
B) null value.
C) range control.
D) gurand.
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