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International Business Machines
Industry: Computer
Number of terms: 98482
Number of blossaries: 0
Company Profile:
Sometimes referred to as “Big Blue” IBM is a multinational corporation headquartered in Armonk, New York. It manufactures computer hardware and software and provides information technology and services.
(1) An exit that is not under program control, such as a trap or a segmentation violation.<br />(2) A system failure or operator action that causes a job to end unsuccessfully.
Industry:Software
(1) In high availability disaster recovery, the process of restarting the original primary system and returning it to its status of primary system after a failover has occurred.<br />(2) The restoration of an appliance to its initial configuration after detection and repair of a failed network or component.<br />(3) Cluster recovery from failover following repair. See also failover.
Industry:Software
(1) Pertaining to a single data item.<br />(2) A type of program object that contains either string or numeric data. It provides the byte string it is mapped to with representation and operational characteristics. See also pointer.<br />(3) An arithmetic object, an enumerated object, or a pointer to an object.<br />(4) A quantity characterized by a single value. See also array, vector.
Industry:Software
An interface that enables a host to perform read and write operations with its associated peripheral devices.
Industry:Software
An interface that enables an external agent (such as an autonomic manager) to perform operations or change the state of a managed resource. An effector is used to alter data in a managed resource, whereas a sensor is used to retrieve data from a managed resource. See also managed resource, execute component, manageability interface, sensor, touchpoint.
Industry:Software
An interface that guides users through the wizards and steps required to perform a complex task, and that links to relevant sections of the online help.
Industry:Software
An interface that has one or more conductors that transmit information serially between two interconnected units without requiring any clock signals to recover the data. The STI performs clock recovery independently on each serial data stream and uses information in the data stream to determine character boundaries and inter-conductor synchronization.
Industry:Software
(1) An expression that can be evaluated to either true or false. It can be expressed in natural language text, in mathematically formal notation, or in a machine-readable language.<br />(2) In the Integrated Language Environment (ILE) model, a system-independent representation of an error condition within a high-level language (HLL). For an i5/OS program, each ILE condition has a corresponding exception message.<br />(3) In REXX, a specific event, or state, that can be trapped by the REXX CALL ON or SIGNAL ON instruction.<br />(4) An exception that has been enabled, or recognized, by the Language Environment and thus is eligible to activate user and language condition handlers. Conditions can be detected by the hardware/operating system and result in an interrupt. They can also be detected by language-specific generated code or language library code.<br />(5) The component of a policy expression that specifies the states for which a policy is relevant.<br />(6) The circumstances or state information of a managed resource that are examined during policy evaluation.<br />(7) In a business state machine, an expression that guards the transition and only allows the transition to the next state when and if the incoming operation evaluates to 'True'. Otherwise, the current state is maintained.<br />(8) A test of a situation or state that must be in place in order for a specific action to occur.
Industry:Software
(1) In hypertext markup language (HTML) coding, a subset of the Web browser window.<br />(2) In Open Systems Interconnection architecture, a data structure consisting of slots that can accept the values of specific attributes and from which inferences can be drawn.<br />(3) The block of information transmitted between two or more stations in the data link layer of a network. It includes delimiters, control characters, information, and checking characters.<br />(4) A group of data bits, surrounded by a beginning sequence and an ending sequence or other control information.<br />(5) A rectangular area on microfilm, bounded by imaginary intersecting, orthogonal lines that form a grid pattern, within which data can be recorded. The grid pattern does not actually appear on the microfilm.<br />(6) The hardware support structure, covers, and all electrical parts mounted there that are packaged as one entity for shipping.<br />(7) In fibre-channel technology, the structure used to transmit data between ports. A frame consists of a start-of-frame delimiter, a header, any optional headers, the data payload, a cyclic redundancy check (CRC), and an end-of-frame delimiter. There are two types of frames: link control frames (such as transmission acknowledgments) and data frames. See also packet, data word.
Industry:Software
(1) Pertaining to a state of a processing unit that prevents the occurrence of certain types of interruptions. See also enabled.<br />(2) Pertaining to the state in which a transmission control unit or audio response unit cannot accept incoming calls on a line.<br />(3) In VTAM, pertaining to a logical unit (LU) that has indicated to its system services control point (SSCP) that it is temporarily not ready to establish LU-LU sessions. An initiate request for a session with a disabled logical unit (LU) can specify that the session be queued by the SSCP until the LU becomes enabled. The LU can separately indicate whether this applies to its ability to act as a primary logical unit (PLU) or a secondary logical unit (SLU). See also enabled, inhibited.
Industry:Software