CASS Software Certification & Testing 3

Question 1

What is the role of the Address Management System (AMS) in relation to CASS-certified software?

Accepted Answer

It provides the authoritative USPS address database that CASS software must reference

Answer

The AMS database is the USPS master address file that CASS-certified software licenses and uses to validate and standardize addresses.

Question 2

A mailer's software achieves a 98.5% match rate on residential addresses but only 91% on business addresses. What is the most appropriate next step?

Accepted Answer

Investigate why business address formats are causing lower match rates

Answer

Diagnosing the root cause of the lower business match rate — such as suite number formats or common business address patterns — is the correct quality improvement step.

Question 3

Which of the following best describes 'LACSLink' as it relates to CASS processing?

Accepted Answer

A USPS service that converts rural route addresses to city-style addresses

Answer

LACSLink converts old-style rural route addresses to new city-style addresses resulting from the E-911 addressing systems.

Question 4

When CASS software returns a ZIP+4 code, how many total digits does the complete ZIP code contain?

Accepted Answer

9

Answer

ZIP+4 codes combine the 5-digit base ZIP with a 4-digit add-on code, totaling 9 digits (typically formatted as 5 digits, a hyphen, and 4 digits).

Question 5

In CASS testing methodology, what does the term 'standardization rate' measure?

Accepted Answer

The percentage of addresses reformatted to USPS standard format

Answer

Standardization rate measures how many input addresses the software successfully converts to the USPS-approved standard format.

(CASS) Coding Accuracy Support System Certification Practice Test

(CASS) Coding Accuracy Support System Certification Practice Test

CASS Software Certification & Testing 3