Which of the Following Statements Is LEAST-Likely True

question 11

Multiple Choice

Which of the following statements is LEAST-Likely true?

• A)Friction occurs between the piston rings and cylinder walls.
• B)Low-tension piston rings were introduced in the mid-1980s to improve fuel economy.
• C)Compression rings account for about 60% of the total drag on a cylinder wall, and the oil ring accounts for 20%.
• D)Cast iron rings are used in re-ring jobs when the cylinder walls have not been re-bored.

---

Definitions:

Validation Rule

A set of criteria applied to a field or record in a database to ensure that entered data conforms to specified requirements.

Append Only

A property of computer files or databases where data can be added but existing entries cannot be modified or deleted, ensuring integrity and continuity of the original data.

Required

Something deemed necessary or obligatory for a particular purpose or to achieve a result.