Free USPS Error Detection Test Identifying Identical Pairs Questions and Answers

Question 1

You are verifying data consistency between a primary and a backup file. Which of the following pairs of alphanumeric strings is identical?

Accepted Answer

A) 90176-44G5 / 90176-44G5

Answer

B) 8B432-H9P1 / 8B432-H9P1I

Answer

C) 7320K-L289 / 7320K-1289

Answer

D) 45591-3A7C / 45591-3A7C

Question 2

A mail handler is sorting packages and must identify any discrepancies between the label and the manifest. Which pair below shows an error in the secondary address unit designator?

Accepted Answer

C) Label: 987 OAK LN # 22 / Manifest: 987 OAK LN APT 22

Answer

A) Label: 123 MAIN ST APT 4B / Manifest: 123 MAIN ST APT 4B

Answer

B) Label: 500 ELM AVE STE 101 / Manifest: 500 ELM AVE SUITE 101

Answer

D) Label: 456 PINE RD BLDG C / Manifest: 456 PINE RD BLDG C

Question 3

During a data audit, you must flag any record pairs that are not perfect matches. Which of the following pairs contains a single character substitution error?

Accepted Answer

B) 4921-7B3-PQW / 4921-7B3-POW

Answer

A) KMR-81G-2V90 / KMR-81G-2V9

Answer

C) 3477-LMN-6Y5 / 3477-LMN-6Y5

Answer

D) JFX-55R-T8E2 / JFX-55-RT8E2

Question 4

An automated system compares two addresses to merge duplicate customer accounts. It flags pairs that are not identical. Which of the following pairs should be flagged for review due to a numeric transposition error?

Accepted Answer

B) 1954 S PARKER RD 3A / 1945 S PARKER RD 3A

Answer

A) 20387 NW 114TH AVE / 20387 NW 114TH AVE

Answer

C) 4660-8912 OAK ST / 4660-8921 OAK ST

Answer

D) 7113 N MAGNOLIA CT / 7113 N MAGNOLIA ST

Question 5

When proofreading a data entry batch against a source document, which of the following pairs is an exact match according to USPS data standards, which typically ignore punctuation?

Accepted Answer

D) Source: 7731-9021 / Entry: 7731-9021

Answer

A) Source: PO BOX 1800 / Entry: P.O. BOX 1800

Answer

B) Source: 1420-A N MAIN ST / Entry: 1420 A N MAIN ST

Answer

C) Source: 500 E MAIN ST, ANYTOWN / Entry: 500 E MAIN ST ANYTOWN

Question 6

A quality control specialist is reviewing pairs of tracking numbers for errors. Which pair demonstrates a single omission error in the second number?

Accepted Answer

C) 4591 0001 2345 6789 0123 45 / 4591 001 2345 6789 0123 45

Answer

A) 9400 1118 9956 1234 5678 90 / 9400 1118 9956 1234 5678 90

Answer

B) 7812 3456 9012 3456 7890 12 / 7812 3456 9012 3456 7890 123

Answer

D) 8823 4567 1098 7654 3210 98 / 8823 4567 1098 7564 3210 98