Question

Key field is a unique identifier for each record. It is defined in the form of
(a) rows
(b) columns
(c) tree
(d) query

Answer 1

Explanation:

Key field is a unique identifier for each record. It is defined in the form of

(a) rows

(b) columns

(c) tree

(d) query✓✓✓✓

Answer 2

Explanation:

Key field is a unique identifier for each record. It is defined in the form of

(a) rows

(b) columns

(c) tree

(d) query✔️✔️..