A method that determines if a list is empty in a consistently written linked list class that uses a reference first to point to the first element, and a reference last to point to the last element, can return the value a. first == null
b. last == null;
c. first == null || last == null
d. all of the above

Business professionals of america, and future business leaders of america – phi beta lambda are both open to business students at which levels? check all that apply. elementary school middle school high school college

Select the correct answer. a company is currently focusing on creating specific management goals for itself. which level of maturity is the company demonstrating under the sse_ccm framework? a. performed informally b. planned and tracked c. quantitatively controlled d. well-defined e. continuously improving

An ou structure in your domain has one ou per department, and all the computer and user accounts are in their respective ous. you have configured several gpos defining computer and user policies and linked the gpos to the domain. a group of managers in the marketing department need different policies that differ from those of the rest of the marketing department users and computers, but you don't want to change the top-level ou structure. which of the following gpo processing features are you most likely to use? a, block inheritance b, gpo enforcement c, wmi filtering d, loopback processing