Sarah’s first questions for you have to do with the general ideas and terminology used to evaluate variances. Provide answers to the following questions (1)-(3). 1. Why might Sarah want to use standard costs to compare with her actual costs? a. Standard costs give management a cost structure for products that is applicable for the entire life of the business. b. Standard costs allow management to motivate employees by comparing their performance to what it would be under perfect conditions. c. Management can evaluate the differences between standard costs and actual costs to focus on correcting the cost variances.

Select the correct answer. martha is a healer, a healthcare provider, and an experienced nurse. she wants to share her daily experiences, as well as her 12 years of work knowledge, with people who may be interested in health and healing. which mode of internet communication can martha use? a. wiki b. email c. message board d. chat e. blog

Problem 3: access control pokeygram, a cutting-edge new email start-up, is setting up building access for its employees. there are two types of employees: managers and engineers, and there are three departments: security, networking, and human resoures. each employee works in a single department, and each department is housed on a different floor. managers are allowed access to any floor, while engineers are allowed access only to their own floor. there are three badge-operated elevators, each going up to only one distinct floor. every employee has one badge. pokeygram wants to use the best possible access control method in order to minimize delay for the elevators (a) access control matrix, 1. which of the following would you recommend that pokeygram use: (b) access control lists, or (c) capabilities? make sure to justify your answer. 2. what, if any, would be the benefits (and/or disadvantages) of using rbac (role-based access control) in this situation? keep your solution for this problem limited to 10-12 lines of text.

In a recent annual report, apple computer reported the following in one of its disclosure notes: "warranty expense: the company provides currently for the estimated cost for product warranties at the time the related revenue is recognized." this note exemplifies apple's use of: (a) conservatism.(b) matching. (c) realization principle. (d) economic entity.