FREE USPS Error Detection Test Numeric and Alphanumeric Comparison Questions and Answers

Question 1

When comparing the two alphanumeric strings below, how many individual characters are incorrect in String B when compared to String A?

String A: APT 98C-2, 4773 W ELM ST
String B: APT 89C-Z, 4737 W ELM ST

Accepted Answer

3

Answer

1

Answer

2

Answer

4

Question 2

A data entry operator is comparing a handwritten address to a system-generated label. Which of the following pairs contains a common alphanumeric substitution error?

Handwritten: 1O7S N PINE AVE
System Label:

Accepted Answer

1075 N PINE AVE

Answer

107S N PINE AVE

Answer

I07S N PINE AVE

Answer

107S N PINE AVE

Question 3

An error known as a 'transposition' occurs when two adjacent characters are swapped. Which of the following pairs of ZIP+4 codes demonstrates a single transposition error?

Accepted Answer

A: 10011-2839 | B: 10011-2893

Answer

A: 75201-1234 | B: 72501-1234

Answer

A: 90210-5544 | B: 90210-5454

Answer

A: 33139-8765 | B: 33193-8765

Question 4

A mail sorting machine reads two address lines from a database to check for consistency. At which character position does the first error appear when comparing Line 2 to Line 1?

Line 1: 21540-3380 OAKLEAF LN
Line 2: 21540-338O OAKLEAF LN

Accepted Answer

Position 10

Answer

Position 20

Answer

Position 1

Answer

Position 5

Question 5

During a quality check, you must identify if the following two customer records are identical. Which statement correctly describes the comparison?

Record 1: J. Stephenson | 8081 N MAGNOLIA AVE STE 14B
Record 2: J. Stevenson | 8081 N MAGNOLIA AVE STE 14B

Accepted Answer

The records differ only in the last name.

Answer

The records are identical.

Answer

The records differ only in the street address.

Answer

The records differ in both the name and the suite number.

Question 6

Which of the following lines contains an error when compared to the reference address: '16901-4427 SW 87TH CT UNIT #G-3'?

Accepted Answer

16901-4427 SW 78TH CT UNIT #G-3

Answer

16901-4427 SW 87TH CT UNIT #G-3

Answer

16901-4247 SW 87TH CT UNIT #G-3

Answer

16901-4427 SW 87TH CT UNIT #6-3