Updated April 10, 2017. In grammar, a demonstrative is a determiner or a pronoun that points to a particular noun or to the noun it replaces. There are four demonstratives in English: the near demonstratives this and these, and the far demonstratives that and those. This and that are singular; these and those are plural.
In the context of video compression, codec is a concatenation of encoder and decoderâa device that only compresses is typically called an encoder, and one that only decompresses is a decoder. The compressed data format usually conforms to a standard video compression specification.
MOC is a professionally determined standard that attests that an internist is staying current in knowledge and practice throughout his/her career. 1  Maintenance of Certification (MOC) 2  Enrollment and Cost. 3  MOC Requirements. 4  Earning MOC Points. 5  Claim CME and Other Credit for MOC. 6  MOC Exam Information. 7  MOC FAQ.