Fall & Spring Semesters. 1  Undergraduate students must be enrolled in at least 12 credit hours to be considered full time and enrolled in at least nine hours in order to be three-quarter time. 2  Enrollment in six to eight hours is considered half time and enrollment in five or fewer hours is considered less than half time.
Yep you've got the abbreviations right. Av = aperture value = aperture priority auto exposure Tv = time value = shutter priority auto exposure Both of these modes allows you to set a firm value for either aperture or shutter speed, and let the camera work out the exposure needed.
DVRs, NVRs, and TVI DVRs will all record surveillance camera footage onto a hard drive, allow you to watch your camera on a monitor or TV, and put your camera's video online so you can watch it on your computer, phone, or tablet. They only differ by resolution and what type of cameras they record.