Explain the role of object-oriented features in helping or increasing errors
What will be an ideal response?
Object-oriented analysis, design, and technology can reduce bugs, but not automatically. It can even produce its own kind of unwanted side effects: encapsulation makes testing the inner workings of an object more difficult, inheritance can create complex inheritance trees, and message sequencing can make systematic examinations of messages confusing.
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The Golf Club Company makes custom golf clubs. The manufacturing supervisor interviews people who have specialized manufacturing skills, and he informs payroll when an employee is hired. The employees use a time clock to record the hours they work. The
employees are also required to keep a record of the time they spend working on each order. The supervisor approves all time cards. The accountant analyzes the job tickets and prepares a labor distribution summary. Payroll prepares the payroll register and paychecks. The supervisor distributes the paychecks to the employees. Payroll informs cash disbursement of the funds required to cover the entire payroll amount. The cash disbursements clerk ensures that there are adequate funds in the company's regular checking account to cover the payroll. Describe at least three internal control weaknesses; for each weakness suggest an improvement to internal control.
Which of the following is true about trends in wholesaling?
A) New laws prevent wholesalers from having their own retailing operations. B) Value-added customer relationships have been replaced by control systems. C) Merchant wholesalers are decreasing in number and relevance. D) The demand for lower prices and higher quality has increased. E) Bulk breaking is increasingly popular and necessary.
Optimum and maximum capacities are never one and the same (e.g. a sport performance)
Indicate whether the statement is true or false
Suppose that the cumulative probability of a company defaulting by years one, two, three and four are 3%, 6.5%, 10%, and 14.5%, respectively. What is the probability of default in the fourth year conditional on no earlier default?
A. 4.5% B. 5.0% C. 5.5% D. 6.0%