MCQ IN COMPUTER SCIENCE & ENGINEERING

COMPUTER SCIENCE AND ENGINEERING

DATABASE MANAGEMENT SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The number of columns in a table is called ____
A
Domain
B
Relation
C
Degree
D
Metadata
Explanation: 

Detailed explanation-1: -Answer:-The number of columns in a table is known as range .

Detailed explanation-2: -Degree refers to the number of columns in a table. Cardinality refers to the number of rows.

Detailed explanation-3: -Answer: Degree of a table refers to the number of attributes/columns in a table.

Detailed explanation-4: -Degree-The number of attributes or columns in a relation is called the Degree of the relation. Cardinality-The number of tuples/ rows in a relation is called the Cardinality of the relation.

Detailed explanation-5: -Cardinality refers to the number of tuples/rows in a table whereas, Degree refers to the number of attributes/columns in a table.

There is 1 question to complete.