a)Please explain: "A check that the number of units purchased by premiums and encashed to pay benefits are consistent with the corresponding revenue account items". b)Please explain:"A check that internal unit movements, for example charge encashments are consistent with the surplus emerging during the year". c)Please explain: "It is good practice to compare an extract of the computer held data with the information in the paper admin files".
(a) check that premiums in accounts matches premiums in unit-linked system. Similarly claims. (b) again cross-checking cashflows in accounts and unit-linked systems - this time looking at charges (c) might not have any paper admin these days - but any that does exist can be compared with what's on the computer. We're looking for inconsistencies and errors. (d) an example of inconsistency.