Company-related classifications are not standard, therefore, there may be some differences between the terms "private" and "confidential" in different companies.

True

Explanation:

The classification and standards of companies are different from each other, and this also involves their standard expression on private and confidential terminologies, while some companies refers to their confidential terms as a document or information that can't be accessed by the public, some companies uses that term to refer to a document or an information that can only be accessed by the top management team of the company.