An active clearance is one in which the candidate is presently eligible for access to classified information. A current clearance is one in which a candidate has been determined eligible for access to classified information but is not currently eligible without a reinstatement.
The NCTM Standards evolved over several years, beginning with the 1980 report An Agenda for Action (NCTM, 1980), an important precursor to the NCTM Standards documents. A set of events and circumstances took place in the 1980s that spurred the need for standards and for national direction in mathematics education.
National Council Licensure Examination. NCLEX (National Council Licensure Examination) is a nationwide examination for the licensing of nurses in the United States and Canada since 1994 and 2015, respectively. There are two types, the NCLEX-RN and the NCLEX-PN. After graduation from a school of nursing, one takes the NCLEX exam to receive his or her nursing license.