The files stored on a secondary stage device are composed of a hierarchy of data. What does a record in a file contain? A. Bits B. Characters C. Data field D. Schema E. None of the above

The correct answer is C. Data field.

A record is a group of related data fields that form a unit of information. A data field is a single piece of information within a record. For example, a student record might contain data fields for the student’s name, address, phone number, and grade level.

Bits are the smallest unit of data in a computer. They can be either 0 or 1, representing the binary digits of on and off. Characters are groups of bits that represent letters, numbers, and other symbols. A schema is a description of the structure of a database.

None of the other options are correct.