https://www.omgwiki.org/ddsf/ 2026-07-20T11:32:15-0400 https://www.omgwiki.org/ddsf/ https://www.omgwiki.org/ddsf/lib/tpl/dokuwiki/images/favicon.ico text/html 2021-07-14T16:43:48-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:p2p&rev=1626295428&do=diff Peer-to-peer (P2P) Return to Glossary Peer-to-peer (P2P) is a network model in which computers or hardware devices exchange files. Some experts describe it as an “equal client” system where instead of accessing files from a server, the “peer” computers just swap them amongst each other. text/html 2021-07-14T16:43:48-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:packetloss&rev=1626295428&do=diff Packet Loss Return to Glossary Packet Loss is used when describing a Packet Switched Network (PSN) and refers to the amount of data (number of packets) that fails to arrive at its intended destination. Network administrators consider this metric when looking at the efficacy and performance of data systems. text/html 2021-07-14T16:43:48-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:partition&rev=1626295428&do=diff Partition Return to Glossary See QoS Policy A sequence of logical “namespaces” for topics. The default setting is an empty sequence, indicating the default Partition Source: OpenSplice Glossary text/html 2021-07-14T16:43:48-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:pdf&rev=1626295428&do=diff Portable Document Format (PDF) Return to Glossary Portable Document Format (PDF) is a multi-platform/application file format that captures a document's electronic image and formatting elements, including all fonts, text and graphics. It is a reliable and trusted file format used in the exchange of electronic data. text/html 2021-07-14T16:43:49-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:performance&rev=1626295429&do=diff Performance Return to Glossary See 2.2.8 Performance Performance is the ability of a system to accomplish the required functionality at or under the required specification limits. The limits are generally provided relative to rime. For example, so-many transactions per second, so-many updates per millisecond, so-many recorded entries per second, etc. The text/html 2021-07-14T16:44:07-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:performancespec&rev=1626295447&do=diff Performance Specifications Return to Glossary Performance Specifications is a document that specifies the operational requirements of a component or installation. Simply put, a performance specification tells the contractor what the final installed product must be capable of doing. The contractor is not instructed as to how to accomplish the task of meeting the performance specification requirements - only as to how the component must function after installation. For example, a performance s… text/html 2021-07-14T16:43:49-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:physicallayer&rev=1626295429&do=diff Physical Layer Return to Glossary The Physical Layer is the first layer of the Open Systems Interconnection (OSI) Model. The Physical Layer deals with bit-level transmission between different devices and supports electrical or mechanical interfaces connecting to the physical medium for synchronized communication. text/html 2021-07-14T16:21:42-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:pim&rev=1626294102&do=diff Platform Independent Model (PIM) Return to Glossary Platform Independent Model (PIM) is a model of a subsystem that contains no information specific to the Computing Platform or the technology that is used to realize it. The quality that the model is independent of the features of a platform of any particular type. Like most qualities, platform independence is a matter of degree. A view of a system from the platform independent viewpoint. A PIM exhibits a specified degree of platform indepen… text/html 2021-07-14T16:17:19-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:planlevel&rev=1626293839&do=diff Planning Level Return to Glossary The Planning Level is the forth level of the Automation Pyramid. It uses Manufacturing Execution System (MES) to monitor the entire manufacturing process. For example, in a factory to plan for everything from raw materials to the finished products. This allows management to visualize the current state of operations and aids them in making decisions and adjust raw material orders or shipment plans based on real data received from text/html 2021-07-14T16:44:07-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:platformsecurity&rev=1626295447&do=diff Platform Security Return to Glossary Platform Security refers to the security architecture, tools and processes that ensure the security of an entire Computing Platform. It uses bundled/unified security software, systems and processes to enable the security of a computing platform's hardware, software, network, storage and other components. text/html 2021-07-14T16:43:49-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:plug_in&rev=1626295429&do=diff Plug In Return to Glossary Plug-In, also called Add-On or extension is computer software that adds new functions to a host program without altering the host program itself. Widely used in digital audio, video, and Web browsing, plug-ins enable programmers to update a host program while keeping the user within the program’s environment. text/html 2021-08-11T13:12:14-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:pod&rev=1628701934&do=diff Pod Return to Glossary A Pod are the smallest deployable units of computing that can be created and manage in Kubernetes. A Pod (as in a pod of whales or pea pod) is a group of one or more containers, with shared storage and network resources, and a specification for how to run the containers. A Pod's contents are always co-located and co-scheduled and run in a shared context. A Pod models an application-specific text/html 2021-07-14T16:44:07-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:point-to-point&rev=1626295447&do=diff Point-to-Point Return to Glossary Point-to-point is the simplest model of communication, as illustrated in Figure 1; it is a model of one-to-one communications. The telephone is an example of an everyday point-to-point communications device. To use a telephone, you must know the address (phone number) of the other party. Once a connection is established, you can have a reasonably high- text/html 2021-07-14T16:44:07-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:portability&rev=1626295447&do=diff Portability Return to Glossary See 2.2.1 Portability Portability, in relation to software, is a measure of how easily an application can be transferred from one computer environment to another. A computer software application is considered portable to a new environment if the effort required to adapt it to the new environment is within reasonable limits. The meaning of the abstract term 'reasonable' depends upon the nature of the application and is often difficult to express in quantifiable… text/html 2021-07-15T12:22:19-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:portno&rev=1626366139&do=diff Port Number Return to Glossary A Port Number is the logical address of each application or process that uses a network or the Internet to communicate. A port number uniquely identifies a network-based application on a computer. Each application/program is allocated a 16-Bit integer port number. This number is assigned automatically by the text/html 2021-07-15T12:22:19-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:posix&rev=1626366139&do=diff Portable Operating System Interface (POSIX) Return to Glossary Welcome to DDS Foundation WIKI Portable Operating System Interface (POSIX) is a set of interface standards specified by the IEEE computer society and based on UNIX. It provides the definition for the application programming interfaces, the associated utility interfaces and command line shells for compatibility of different applications and software with different operating systems and variants of UNIX. POSIX is an evolving famil… text/html 2021-07-15T12:22:19-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:predictanal&rev=1626366139&do=diff Predictive Analytics Return to Glossary Predictive Analytics describes a range of analytical and statistical techniques used for developing models that may be used to predict future events or behaviors. There are different forms of predictive models, which vary based on the event or behavior that is being predicted. Nearly all predictive models produce a score; a higher score indicates that a given event or behavior is very likely to occur. text/html 2021-07-15T12:22:19-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:predictmaintenance&rev=1626366139&do=diff Predictive Maintenance Return to Glossary Predictive Maintenance is a maintenance strategy driven by predictive analytics. The solutions are used for detecting failure patterns or anomalies, but are only deployed when there is high probability of imminent failure. This helps in deploying limited resources, maximizing device or equipment uptime, enhancing quality and supply chain processes, and thus improving the overall satisfaction for all the stakeholders involved. text/html 2021-07-15T12:22:19-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:presentlayer&rev=1626366139&do=diff Presentation Layer Return to Glossary The Presentation Layer is layer 6 of the 7-layer Open Systems Interconnection (OSI) Model. It is used to present data to the Application Layer (layer 7) in an accurate, well-defined and standardized format. The Presentation Layer is sometimes called the Syntax Layer. Source: Presentation Layer text/html 2021-07-15T12:22:24-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:privileges&rev=1626366144&do=diff Privileges Return to Glossary Privileges in the context of computer security, are the concept of only allowing users to do certain things. For example, an ordinary user is typically prevented from changing operating system files, while a system administrator is typically permitted to do so, because this is part of maintaining a computer system. Maintaining user privilege is typically accomplished through the use of administrative accounts, file permissions and text/html 2021-07-15T12:22:24-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:procedurallang&rev=1626366144&do=diff Procedural Language Return to Glossary A Procedural Language is a type of computer programming language that specifies a series of well-structured steps and procedures within its programming context to compose a program. It contains a systematic order of statements, functions and commands to complete a computational task or program. text/html 2021-07-15T12:22:24-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:processor&rev=1626366144&do=diff Processor Return to Glossary A Processor is an integrated electronic circuit that performs the calculations that run a computer. A processor performs arithmetical, logical, input/output (I/O) and other basic instructions that are passed from an Operating System (OS). Most other processes are dependent on the operations of a processor. text/html 2021-07-15T12:22:24-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:programlang&rev=1626366144&do=diff Programming Language Return to Glossary Programming Language is a computer language engineered to create a standard form of commands. These commands can be interpreted into a code understood by a machine. Programs are created through programming languages to control the behavior and output of a machine through accurate algorithms, similar to the human communication process. Examples of programming languages are assembler, C/C++, C#, Java, JavaScrpipt, Python, Erlang, text/html 2021-07-14T16:43:49-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:projmansw&rev=1626295429&do=diff Project Management Software Return to Glossary Project Management Software is software used for project planning, scheduling, resource allocation and change management. It allows project managers (PMs), stakeholders and users to control costs and manage budgeting, quality management and documentation and also may be used as an administration system. Project management software is also used for collaboration and communication between project stakeholders. text/html 2021-07-15T12:31:57-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:protocol&rev=1626366717&do=diff Protocol Return to Glossary A Protocol is a set of rules and guidelines for communicating data. Rules are defined for each step and process during communication between two or more computers. Networks have to follow these rules to successfully transmit data. Source: text/html 2021-07-14T16:21:42-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:psm&rev=1626294102&do=diff Platform Specific Model (PSM) Return to Glossary Platform Specific Model (PSM) A model of a subsystem that includes information about the specific technology that is used in the realization of it on a specific Computing Platform, and hence possibly contains elements that are specific to the platform. A view of a system from the platform specific viewpoint, combining the specifications in the text/html 2021-07-15T12:22:19-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:psn&rev=1626366139&do=diff Packet Switched Network (PSN) Return to Glossary A Packet Switched Network (PSN) is a type of computer communications network that groups and sends data in the form of small packets. It enables the sending of data or network packets between a source and destination node over a network channel that is shared between multiple users and/or applications. text/html 2021-07-15T12:31:57-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:publish-subscribe&rev=1626366717&do=diff Publish-Subscribe Return to Glossary Data Distribution Service (DDS) is a publish and subscribe service. Data values (Samples) are transferred through the system for conceptual “Data Objects”. The “publication” (the association of a Publisher and a Data Writer) send Samples to one or more “subscription” (the association of a text/html 2021-07-14T16:43:49-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:publisher&rev=1626295429&do=diff Publisher Return to Glossary An entity created by a Domain Participant to manage a group of Data Writers. In order to associate with a Topic and publish samples of said Topic, the Publisher must be in the same DDS Domain and Partition and have a compatible set of Quality of Service (QoS) Policies. Source: OpenSplice Glossary text/html 2021-07-21T09:24:33-0400 Anonymous (anonymous@undisclosed.example.com) https://www.omgwiki.org/ddsf/doku.php?id=ddsf:public:guidebook:06_append:glossary:p:start&rev=1626873873&do=diff Glossary P Terms Return to Glossary Note: You can add new terms beginning with 'P' here List of Words Return to Top * Packet Loss * Packet Switched Network (PSN) * Partition * Peer-to-peer (P2P) * Performance * Performance Specifications * Physical Layer * Planning Level * Platform Independent Model (PIM) * Platform Security * Platform Specific Model (PSM) * Plug In * Pod * Point-to-Point * Port Number * Portability * Portable Document Format (PDF) * Portable Operating Sy…