The form says E-30417 but the system shows E-30471: the last two digits are swapped. Every other field matches exactly.
第2题，共18题
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答案: A. 3
Pairs 1, 3 and 4 match. Pair 2 has C and G, and pair 5 ends in 0108 and 0180.
第3题，共18题
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答案: B. McAllister, Dana K.
Check the surname letter by letter (Mc, double l) and then the initial. Only the first option matches every character.
第4题，共18题
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答案: B. 403-555-0187
Compare in groups: 403, then 555, then 0187. Each wrong option has two digits swapped in one group.
第5题，共18题
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答案: B. The decimal point was left out
Without the decimal point, 7.5 becomes 75. An amount that is far too large for one day is a sign of a missing decimal point.
第6题，共18题
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答案: B. 2
The item code (4471 and 4417) and the quantity (144 and 114) are different. The other four fields match.
第7题，共18题
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答案: D. Kowalski
K comes after G, so Kowalski belongs at the end. If you remove it, the rest of the list is in order from A to G.
第8题，共18题
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答案: C. Rows 1 and 5
Rows 1 and 5 have the same name, company and time. Rows 2 and 4 have the same visitor but different times (08:40 and 09:40), so they are two visits.
第9题，共18题
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答案: A. The month and the day were swapped
July 9 became September 7. Day-month swaps are common when people mix up date formats, so always check which format a form uses.
第10题，共18题
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答案: B. K. Lavoie
In K. Lavoie's entry, "example" became "exmaple": the a and the m swapped. One wrong letter means the email will not arrive.
第11题，共18题
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答案: C. 3
The 7 and 1 are swapped (2 characters), and the Q has become an O (1 character), so 3 characters differ.
第12题，共18题
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答案: C. Enter it, then read it back against the form in small groups
Entering and then verifying against the source, group by group, catches errors before they reach the records.
第13题，共18题
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答案: B. 4
Rows 3 (1956 and 1965) and 5 (GLE and GIE) do not match, so 6 − 2 = 4 rows match.
第14题，共18题
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答案: D. The count matches but the total does not, so look for a wrong amount
There are 5 records, which matches. They add up to $1,204.50, not $1,240.50. The difference is $36.00, which divides evenly by 9, a sign that two digits may have been swapped.
第15题，共18题
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答案: C. Roy, Élise
The sheet says A-0941 but the system says A-0914: the last two digits are transposed.
第16题，共18题
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答案: A. 3
Three items differ by more than 2: nitrile gloves L (35 − 32 = 3), ear plugs (12 − 9 = 3) and dust masks (8 − 4 = 4). The hi-vis vests differ by only 1.
第17题，共18题
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答案: B. TB-203
The catalogue says a 600 mm level but the system says 900 mm. Check numbers and units inside descriptions, not just the words.
第18题，共18题
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答案: B. Row 5
Row 5 has Grewal/Grewel and T2W 4R3/T2W 4R8. Rows 2 and 4 each have only one error.