Following are five separate cases involving internal control issues.

Required:

For each case, identify the principle$($s$)$ of internal control that is violated.

a$.$ At Tico Company, Julia and Trevor alternate lunch hours. Julia is the petty cash custodian, but if

someone needs petty cash when she is at lunch, Trevor fills in as custodian.

b$.$ Marker Theater has a computerized order$-$taking system for its tickets. The system is backed up

once a year.

c$.$ Chi Han receives all incoming customer cash receipts for her employer and posts the customer

payments to their respective accounts.

d$.$ Tywin company keeps very poor records of its equipment. Instead, the company asserts its

employees are honest and would never steal from the company.

e$.$ The owner of Super Pharmacy uses a check software$/$printer to prepare checks, making it difficult

for anyone to alter the amount of a check. The check software$/$printer$,$ which is not password protected,

is on the owner's desk in an office that contains company checks and is normally unlocked.