This homework is due tonight. from c++ plus data structures 5th ed. by nell dale.
13. an unsorted list adt is to be extended by the addition of a member function head, which has the following precondition and postcondition:
precondition: list has been initialized and is not empty.
postcondtion: return value is the last item inserted in the list.
(a) will this addition be easy to implement in the array-based class unsorted-type? explain.
(b) will this addition be easy to implement in the linked class unsortedtype?

Match the steps of the process to julia's analysis. 1. analyze choices. current costs for making phone calls to foreign countries averages between five and ten cents a minute. 2. determine the goals. julia needs to reduce the cost of telecommunications without reducing her employees' ability to do their jobs. 3. gather data. the corporate computer network will be able to handle the increased traffic that will occur as a result of voip. 4. evaluate the decision. julia will have her it department set up voip in the smallest domestic office. 5. make the decision. julia will have employees document the benefits and problems that result from using the new technology.

For all machines-not just hammers- the user applies force force to the machine to the machine over a certain distance. a. input b. output c. duo d. none of the above

Drag each label to the correct location on the image list the do’s and don’ts of safeguarding your password. a. keep yourself logged in when you leave your computer. b. don’t write your password down and leave it where others can find it. c. share your password with your friends. d.each time you visit a website, retain the cookies on your computer. e. use a long password with mixed characters.1. do's 2. don'ts