Jhessica - MO412

Consider the following well-known pathogens and the following time evolution graph of the fraction of infected individuals using the Susceptible-Infected-Susceptible Model (SIS): Disease Transmission R 0 SARS Airborne droplet 2-5 Polio Fecal-oral route 5-7 Measles Airborne 12-18 Which of the curves could represent the pathogens presented? A. f1 - SARS,  f2 - Polio,  f3 - Measles B. f1 - Measles,  f2 - SARS,  f3 - Polio C. f1 - Polio,  f2 - SARS,  f3 - Measles D. f1 - Measles,  f2 - Polio,  f3 - SARS E. None of the above Original idea by: Jhessica Silva

A network suffered an attack on its largest hubs, transforming it into three disconnected components. Which of the following alternatives best represents the sequence of nodes attacked, with 1 being the first node attacked? A.  B.  C.  D.  E. None of the above Original idea by: Jhessica Silva