Reliable moving company reported the following amounts on its balance sheet as of december 31, 2019 and december 31, 2018: 2019 2018 cash and receivables $75,000 $135,000 merchandise inventory 155,000 220,000 property, plant and equipment, net 770,000 770,000 total assets $1,000,000 $1,125,000 total liabilities $465,000 $435,000 for the vertical analysis, what is the percentage of total liabilities for december 31, 2018?

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.