EDPT case studies
EDPT · Put your knowledge to work in context.
The EDPT (Electronic Data Processing Test) is a specialized aptitude assessment used in U.S. Air Force recruiting to evaluate a candidate's suitability for data processing and computer-related career fields. The EDPT case studies are 5 cases and about 3,545 words.
1The Merge That Matched Only 71 Percent
A benefits processor runs a nightly eligibility merge that joins a 42,000-record master file to a 6,500-record enrollment file from a regional vendor. Both files are keyed on an 8-character member ID: two uppercase letters followed by six digits.
767 words, about 4 min2Reading a Validation Report That Does Not Reconcile
A programmer writes an edit routine for a 5,000-record daily transaction file. The logic is: read a record; if end-of-file, exit; add 1 to READ-CT; if AMOUNT is zero or negative, add 1 to REJ-CT and go to the next read; if the date is outside the current fiscal year, add 1 to REJ-CT and go to the next read; if the key equals PREV-KEY, add 1 to REJ-CT and go to the next read; otherwise set PREV-KEY to the key, add 1 to OK-CT, and write the record.
723 words, about 4 min3Check Character Under Two Moduli
A claims system issues a seven-character code: six digits followed by one check character. The check is a weighted sum of the six digits with weights 2, 3, 4, 5, 6, 7 applied left to right; the sum is divided by 11 and the remainder is the check character, with remainder 10 written as X.
730 words, about 4 min4Batch Window Arithmetic Before and After Growth
An insurance batch cycle must finish inside a 240-minute window that opens at 01:00 on a shared partition. The main job processes 3.9 million policy records.
641 words, about 3 min5All Totals Balanced and the Run Was Still Wrong
An edit program processes an 18,442-record adjustment file and passes 18,440 records to the master update. The run's control report shows records read 18,442, records rejected 2, records passed 18,440, input amount total 1,284,930.17, passed amount total 1,284,930.17, input hash total of account numbers 9,447,102,558, and passed hash total 9,447,102,558.
684 words, about 3 min