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1.3.2 Databases
Quiz
•
Computers
•
12th Grade
•
Practice Problem
•
Medium
Phil Branson
Used 3+ times
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the SELECT structure in SQL?
To define which fields will be returned
To define which tables will be used
To define the criteria of the records returned
To select a table to delete
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which normal form can be described as, 'all non-key elements are independent of all other non-key elements'?
Third Normal Form (3NF)
Second Normal Form (2NF)
First Normal Form (1NF)
Un-normalised (0NF / UNF)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A database has one table named 'Students' and another named 'Courses'. A record in the student table can relate to more than one entry in the courses table and vice versa. What type of relationship is this?
Many-to-Many
One-to-Many
One-to-None
One-to-One
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the LIKE structure in SQL?
To enable the use of wildcards in WHERE statements
To define which tables will be used
To return only preferred records
To define which fields will be returned
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which is best definition of a flat file database?
A database with multiple independent tables with no links between them
A group of separate databases with no links between them
A database with little design or structure
A database with multiple tables and defined relationship between those tables
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of these is a method of data exchange between systems?
JSON
OCR
OMR
HTML
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the FROM structure in SQL?
To define which tables will be used
To define which fields will be returned
To define the criteria of the records returned
To enable field matches with wildcards
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