Yes, they can. Although in such a case, it's recommended that you consult with the current supervisor to see what he/she needs help with. Also, if the category is unsupervised, we hope that they'll become that category's supervisor.
Category Supervisors differ from Floating Supervisors, as they are responsible for overseeing a particular category (or categories in some cases). They have no extra abilities, but mainly focus on their category.
Well, yes, they can watch over categories and answer questions in them, watch for vandalism, etc. but they choose not to mainly focus on a few categories in specific, unlike Category Supervisors. Rather they choose to roam around, hence the name.(See the Related question.)
No. Floating supervisors can choose how and where to devote their time on WikiAnswers.Some floating supervisors prefer to answer questions; others might monitor the newest questions and recent answers for typos and trolling. Others might decide to help the categorization bots learn, by fixing any miscategorization. Still others might choose to focus on merging or splitting similar questions, as needed.
Supervisors focus on the present and on current job skills
Supervisors focus on the present and on current job skills
Yes, "mainly" is an adverb, not a common noun. It is used to indicate the primary focus or predominant aspect of something. Common nouns refer to general items or concepts, such as "dog" or "city." Therefore, "mainly" does not fit the category of a common noun.
Supervisors focus on the future and promotions
Free-floating anxiety-- Anxiety that lacks a definite focus or content.
MJ
Supervisors focus on the present and on current job skills
Generally just try and keep the category(s) as clean as possible. Generally you focus your time on these categories.
Do not speak negatively about a current supervisor, no matter what your relationship is with him or her. Instead, focus on the positive aspects and strengths of your supervisor.