12 Terms
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Software engineering
The systematic application of scientific principles and disciplines to the development, operation, and maintenance of software to perform prespecified functions with maximum economy and efficiency.
Contributors in Software engineering
Software engineering
Programme network chart
Computer; Software engineering
A diagram that shows the relationship between two or more computer programs.
Call by name
Computer; Software engineering
A method for passing parameters, in which the calling module provides to the called module a symbolic expression representing the parameter to be passed, and a service routine evaluates the ...
Vertical microinstruction
Computer; Software engineering
A microinstruction that specifies one of a sequenceof operations needed to carry out a machine language instruction. Note: Vertical microinstructions are relatively short, 12 to 24 bits, and are ...
Horizontal microinstruction
Computer; Software engineering
A microinstruction that specifies a set of simultaneous operations needed to carry out a given machine language instruction. Note : Horizontal microinstructions are relatively long, often 64 bits or ...
Diagonal microinstruction
Computer; Software engineering
A microinstruction capable of specifying a limited number of simultaneous operations needed to carry out a machine language instruction. Note: Diagonal microinstructions fall, in size and ...
Implied addressing
Computer; Software engineering
A method of addressing in which the operation field of an computer instruction implies the address of the operands. For example, if a computer has only one accumulator, an instruction that refers to ...
One-ahead addressing
Computer; Software engineering
A method of implied addressing in which the operands for a computer instruction are understood to be in the storage locations following the locations of the operands used for the last instruction ...
