Which of the following are examples of application controls?(select all the ans that applies no explanation just ans )

A. Networks, servers, firewalls, routers, and switches are properly configured to prevent unauthorized access.

B. Management protects data in storage and during transmission against unauthorized access or modification.

C. Verification controls check input to previously entered data such as the master file.

D. Missing data checks ensure all required data have been input and no data are missing.

E. Data files and critical applications are regularly backed up and stored in off-site locations.

F. Check digits to prevent input errors by applying a mathematical formula.

G. Sequence tests review sequential data and produce exception reports for missing numbers.

H. Reconcile totals to ensure that input totals agree with the output totals.