
SDF Q2 U5
Quiz
•
Computers
•
12th Grade
•
Practice Problem
•
Medium
Rebecca Sims
Used 4+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
______________________ is a concept where data is organized to prevent repeated data entry.
Keys
XML
Normalization
Client side
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the two forms for normalization?
1NF, 3NF
1NF, 2NF
2NF, NF
1NF, 0NF
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
This form ensures that every record is unique and that fields are independent of each other.
Third normal form
First normal form
Fifth normal form
Normal form
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In this form, each field needs to have a single value so that data can be sorted in any way possible.
Third normal form
First normal form
Fifth normal form
Normal form
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In this form, a value change in a non-key column in one table should not necessitate a change in another non-key column elsewhere.
Third normal form
First normal form
Fifth normal form
Normal form
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the goal of an index in relational databases?
to allow sorting
to improve server/client interaction
to find data
to speed up searching for data within a database
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a _________________ index, data is sorted on primary key field.
clustered
non-clustered
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