1. Scope limitations in an internal control audit for a public audit client can result in a qualified or disclaimer of opinion depending on the extent of the limitation. True or False
2. In the audit of internal controls for public companies, the focus is on whether internal control is effective at a point in time-the as of date-which is ordinarily the last day of the client's fiscal period. True or False
3. Redundant controls are those that work together to achieve a particular control objective. True or False
4. Which of the following circumstances and audit opinions is not correct for an auditor's opinion on internal control?

a. Scope limitation- qualified opinion

b. Client has a material weakness not corrected by year end - Adverse opinion

c. Client had a material weakness corrected but not tested at year end - Disclaimer of opinion

d. Client had a material weakness corrected and tested by year end - unmodified opinion