What are point and shoot cameras? how do they differ from slr cameras?

Point and shoot cameras do not allow for manual interference, and everything is automatic. The difference between point and shoot and SLR is that what is seen in the viewfinder is not an exact replica of the image that will be taken in point and shoot cameras.

c, d, e, f, g, a, b, and c.

sometimes western music will also use solfege. the names of these are do ra me fa sol la si (or ti) and do.

to indicate a note a half step higher or lower then the original note, you would say c # (for a half a step above c) or bb (for half a step below b)