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

Bits
Characters
Data field
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.