What is a search key in sequential file organization?
(a) A number assigned to each record
(b) Necessarily the primary key
(c) Any attribute or a set of attributes
(d) None of the mentioned
(a) A number assigned to each record
(b) Necessarily the primary key
(c) Any attribute or a set of attributes
(d) None of the mentioned
The correct choice is (c) Any attribute or a set of attributes
Explanation: A search key in sequential file organization is any attribute or a set of attributes that need not be a primary key or even a superkey.