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Short Range Certificate. The Short Range Certificate is an internationally valid certificate issued to marine radio station operators. It entitles the holder to participate in marine communications on leisure crafts using Marine VHF radio and DSC ( Digital Selective Calling ), while in the GMDSS A1 sea areas . The certificate is consistent with ...
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Document Structuring Conventions, or DSC, is a set of standards for PostScript, based on the use of comments, that specifies a way to structure a PostScript file and a way to expose that structure in a machine-readable way. A PostScript file that conforms to DSC is called a conforming document . The need for a structuring convention arises ...
Digital selective calling. Digital selective calling ( DSC) is a standard for transmitting predefined digital messages via the medium-frequency (MF), high-frequency (HF) and very-high-frequency (VHF) maritime radio systems. It is a core part of the Global Maritime Distress Safety System (GMDSS). [1]
File:COVID-19 Vaccination Record Card CDC (8-17-2020).pdf. Size of this JPG preview of this PDF file: 710 × 599 pixels. Other resolutions: 284 × 240 pixels | 569 × 480 pixels | 725 × 612 pixels. This is a file from the Wikimedia Commons. Information from its description page there is shown below. Commons is a freely licensed media file ...
Definition. A digital signature scheme typically consists of three algorithms: A key generation algorithm that selects a private key uniformly at random from a set of possible private keys. The algorithm outputs the private key and a corresponding public key. A signing algorithm that, given a message and a private key, produces a signature.
List of file signatures. This is a list of file signatures, data used to identify or verify the content of a file. Such signatures are also known as magic numbers or Magic Bytes. Many file formats are not intended to be read as text. If such a file is accidentally viewed as a text file, its contents will be unintelligible.
This is a list of post-nominal letters used in Canada. The order in which they follow an individual's name is: Distinctions conferred directly by the Crown. University degrees. Memberships of societies and other distinctions. Normally no more than two are given, representing the highest award of each type. [1]