An attribute or set of attributes in a relation whose value match a primary key in another relation is called….
a) Primary key
b) candidate key
c) foreign key
d) Sort key
A two-dimensional table is called…….
a) Group
b) Set
c) Declaration
d) Relation
A table is perceived as two-dimensional structure composed of…….
a) x and y co-ordinates
b) Matrix elements
c) rows and columns
d) intersection of data
A relation is analogous to a……..
a) File
b) field
c) record
d) row
A relation is also known as……..
a) Table
b) tuple
c) relationship
The logical connection between different tables is called…..
a) Table
b) tuple
c) relationship
