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What are the four basic types of operations for a database application?  a. Insert, Select, Update, and Delete b. Insert, Update, Delete, and Create c. Insert, Update, Delete, and Render d. Insert, Select, Update, and Render   If stringa="Good Morning", what is the value of stringa[1:5]? a. "Good " b. "ood " c. "Good" d. "ood M" The instance that “a survey respondent in service occupation (x) is less likely to report income ” is an example of __________ .  a. Missing completely at random. b. Missing at random. c. Missing not at random. d. None of the above.

What are the four basic types of operations for a database application?  a. Insert, Select, Update, and Delete b. Insert, Update, Delete, and Create c. Insert, Update, Delete, and Render d. Insert, Select, Update, and Render   If stringa="Good Morning", what is the value of stringa[1:5]? a. "Good " b. "ood " c. "Good" d. "ood M" The instance that “a survey respondent in service occupation (x) is less likely to report income ” is an example of __________ .  a. Missing completely at random. b. Missing at random. c. Missing not at random. d. None of the above.

Database System Concepts
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
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What are the four basic types of operations for a database application? 

a. Insert, Select, Update, and Delete
b. Insert, Update, Delete, and Create
c. Insert, Update, Delete, and Render
d. Insert, Select, Update, and Render
 

If stringa="Good Morning", what is the value of stringa[1:5]?

a. "Good "
b. "ood "
c. "Good"
d. "ood M"

The instance that “a survey respondent in service occupation (x) is less likely to report income ” is an example of __________ . 

a. Missing completely at random.
b. Missing at random.
c. Missing not at random.
d. None of the above.
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