1. 1  any of several threadlike bodies, consisting of chromatin, that carry the genes in a linear order: the human species has 23 pairs, designated 1 to 22 in order of decreasing size and X and Y for the female and male sex chromosomes respectively.
data source name (DSN) A data source name (DSN) is a data structure that contains the information about a specific database that an Open Database Connectivity ( ODBC ) driver needs in order to connect to it.
In Windows NT 4.0 and earlier, a computer is identified primarily by a NetBIOS name â it is by this name that the computer is known on the network. In Windows 2000, a computer is identified primarily by its full computer name which is a DNS fully qualified domain name (FQDN).f the DNS host name is 15 or fewer bytes, the NetBIOS name is the host name plus enough spaces to form a 15-byte name, followed by a unique identifier, the sixteenth byte, that specifies the network service.