Ethernet nodes into predefined device types with specific behaviors. The IMAP4 protocol supports both predefined system flags and client-defined keywords. Such definitions can be predefined, user-defined, or obtained from libraries. ASN.1 recommendations provide a number of predefined encoding rules. The flow metering applies predefined bandwidth profiles for each stream. This functionality is accessed by prefixing the ! character to the predefined string. A set of predefined styles will be hard stored in receivers. Arrays and structs can be viewed as predefined generic types. A definition of software reuse is the process of creating software from predefined software components. Risk analysis involves systematically collecting data and undertaking risk assessments of predefined hazards and vulnerabilities. Minitel terminals could display rudimentary graphics using a set of predefined block graphics characters. Other examples include the availability of a sandbox mode without predefined goals or . Standardization of printing practices allow for some profiles to be predefined. Languages vary as to what is provided as a keyword and what is a predefined. One predefined enumerated datatype is provided in the standard&colon; HLAboolean.