QUESTION 13 If a table is in "third normal form" it means that it is in: O a. first normal form and all secondary keys depend on the entire primary key. O b. first normal form and has three secondary keys. O c. first normal form and has no transitive dependencies O d. second normal form and has no repeating groups. O e. second normal form and has no transitive dependencies. QUESTION 14 Which of the following is NOT a rule of relational database tables? O a. duplicate columns and rows are not allowed within a table O b. the sequence of rows and columns does not matter O c. each table in the database must have a unique name O d. every table must have a designated primary key O e. every table must have at least two columns QUESTION 15 Consider the following data table: Project 101 102 The above data table has: Description Interim audit Tax Work O a. a composite primary key O b. a transitive dependency O c. a repeating group O d. a partial dependency O e. a DESCRIPTION field insert anomaly Client# A100 B302 Employee# 1290 3451 6540 2876 3982 Hours 30 42 26 20 15
QUESTION 13 If a table is in "third normal form" it means that it is in: O a. first normal form and all secondary keys depend on the entire primary key. O b. first normal form and has three secondary keys. O c. first normal form and has no transitive dependencies O d. second normal form and has no repeating groups. O e. second normal form and has no transitive dependencies. QUESTION 14 Which of the following is NOT a rule of relational database tables? O a. duplicate columns and rows are not allowed within a table O b. the sequence of rows and columns does not matter O c. each table in the database must have a unique name O d. every table must have a designated primary key O e. every table must have at least two columns QUESTION 15 Consider the following data table: Project 101 102 The above data table has: Description Interim audit Tax Work O a. a composite primary key O b. a transitive dependency O c. a repeating group O d. a partial dependency O e. a DESCRIPTION field insert anomaly Client# A100 B302 Employee# 1290 3451 6540 2876 3982 Hours 30 42 26 20 15
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Transcribed Image Text:QUESTION 13
If a table is in "third normal form" it means that it is in:
O a. first normal form and all secondary keys depend on the entire primary key.
O b. first normal form and has three secondary keys.
O c. first normal form and has no transitive dependencies
O d. second normal form and has no repeating groups.
O e. second normal form and has no transitive dependencies.
QUESTION 14
Which the following is NOT a rule of relational database tables?
O a. duplicate columns and rows are not allowed within a table
O b. the sequence of rows and columns does not matter
O c. each table in the database must have a unique name
O d. every table must have a designated primary key
O e. every table must have at least two columns
QUESTION 15
Consider the following data table:
Project
101
102
The above data table has:
O a. a composite primary key
O b. a transitive dependency
Description
Interim audit
Tax Work
c. a repeating group
O d. a partial dependency
O e. a DESCRIPTION field insert anomaly
Client#
A100
B302
Employee#
1290
3451
6540
2876
3982
Hours
30
42
26
20
15
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