Novak Corp. had accounts receivable of $140,000 on January 1, 2022. The only transactions that affected accounts receivable during 2022 were net credit sales of $3,795,000, cash collections of $3,725,000, and accounts written off of $20,000. Required:
a. Compute the ending balance of accounts receivable.
b. Compute the accounts receivable turnover for 2016.
c. Compute the average collection period in days.

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.