In Masters level, typically, if you take 6 credits or less your status is considered part time. If you take 9 or more credit hours, then it is considered full time. It does not matter how many courses you take, what counts is the number of credit hours.
Pastrami is a smoked corned beef. If you buy corned beef you can make your own pastrami any afternoon. Of course, you can make your own Homemade Corned Beef if you have 3 weeks to let it cure.
In brief: Varies. The length of time it takes to clear a urinary tract infection depends on the burden of the infection & how quickly appropriate antibiotics are started. Uncomplicated utis are treated with 3 days of antibiotics, and symptoms subside quickly and usually disappear by 7 days. Complicated utis including kidney infection, foreign bodies, and resistant organisms will increase the duration of treatment. In brief: Varies.