(a) such employee is employed in a position for which the employer has determined that the employee will not be required to work 30 or more hours per week;

(b) such employee will work less than the standard number of hours per week established by the employer, pursuant to section 315.3 of this Title, for the position in which such service is rendered;

(c) such employee (including elected or appointed public officers) will be employed in a position for which the annual rate of compensation is less than the product of the State's minimum wage during such period, and 2,000 hours;

(d) such employee is employed in a position which will be terminated within one year of the date of commencement thereof;

(e) such employee is employed provisionally, as authorized in section 65 of the Civil Service Law, or on a temporary basis, as authorized in section 64 of the Civil Service Law; or

(f) such employee is employed in a position the nature of which is such that his employment will be on less than a 12-month per year basis.