Yes, the master's degree is advanced study that follows the bachelor's degree. Except for in the United Kingdom where it is common to be able to study an undergraduate science or engineering specific...
Usually, but not always.
Typically, one earns a B.S. or B.A. degree before earning a Masters Degree. Some schools, however, offer five-year programs that culminate with a Masters Degree.
The better degree is the one that leads to your overall career goals and objectives. That being said, the master's degree is a higher level of educational attainment, than the bachelor's degree.
Typically, there are four levels of college degrees. They are as follows from lowest to highest. Associates Bachelors Masters Doctorate (highest level of academic attainment)The associates and...