Database Concepts - Third
Quiz
•
Computers
•
11th Grade
•
Medium
Aswathy Krishnakumar
Used 35+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A relational database consists of a collection of ..............
tables
fields
records
keys
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
............ is a field in a database table (or a combination of fields) that has a unique value.
a foreign key
a primary key
metadata
an alternate key
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A field in a database table whose values are the same as the primary key of another table is called .......
a foreign key
a primary key
metadata
an alternate key
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A group of columns serving as a primary key are known as ............ key
candidate
composite
alternate
foreign
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pool of values from where a column draws the value is called .............
table
attribute
dataset
domain
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The column which has unique values in all the rows but is not a primary key is called ............. key.
candidate
alternate
composite
foreign
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A .................... key may store NULL values in it.
primary key
foreign key
composite key
none of these
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