Software engineering

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.

Industry: Computer; Software

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Software engineering

initial program load

Computer; Software engineering

(1) A short computer program that is permanently resident or easily loaded into a computer and whose execution brings a larger program, such as an operating system or its loader, into memory.~(2) To ...

stub

Computer; Software engineering

(1) A skeletal or special-purpose implementation of a software module, used to develop or test a module that calls or is otherwise dependent on it.~(2) A computer program statement substituting for ...

formal specification

Computer; Software engineering

(1) A specification written and approved in accordance with established standards.~(2) A specification written in a formal notation, often for use in proof of correctness.

computer instruction

Computer; Software engineering

(1) A statement in a programming language, specifying an operation to be performed by a computer and the addresses or values of the associated operands; for example, Move A to B.~(2) Loosely, any ...

paging

Computer; Software engineering

(1) A storage allocation technique in which programs or data are divided into fixed-length blocks called pages, main storage is divided into blocks of the same length called page frames, and pages ...

block allocation

Computer; Software engineering

memory compaction

Computer; Software engineering

(1) A storage allocation technique in which the contents of all allocated storage areas are moved to the beginning of the storage space and the remaining storage blocks are combined into a single ...