According to the video, what are examples of systems that Stationary Engineers oversee? Check all that apply. electrical systems
fire safety systems
parking systems
heating systems
cleaning systems
air conditioning systems
storage systems

Where can page numbers appear? check all that apply. in the header inside tables in the footer at the bottom of columns at the top of columns

How do you share someone else’s tweet with your own twitter followers?

Suppose you are an ad-serving company and you maintain a log of cookie data for ads you serve to the web pages for a particular vendor (say amazon). a. how can you use this data to determine which are the best ads? b. how can you use this data to determine which are the best ad formats? c. how could you records of past ads and ad clicks to determine which ads to send to a given ip address? d. how could you use this data to determine how well the technique you used in your answer to part c was working? e. how could you use this data to determine that a given ip address is used by more than one person? f. how does having this data give you a competitive advantage vis-à-vis other ad-serving companies?