Which of the following is a single-valued attribute?
2016
Which of the following is a single-valued attribute?
- A.
Bank account
- B.
E-mail id
- C.
Telephone number
- D.
Gender
Attempted by 375 students.
Show answer & explanation
Correct answer: D
a single-valued attribute holds only one value for a specific entity instance. Gender is a single-valued attribute because a person can have only one legal gender value at a time. The other options can store multiple values. Thus, Option D is correct.