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This article examines the origins and early history of the field of computer engineering in the United States, from the mid-1940s to mid-1950s. The account is based on both primary and secondary sources and draws theory from technology studies and the sociology of professions. The author begins by discussing roles played by engineers and engineering during the development of some of the first high-speed...
The ongoing debate over the merits of classical software engineering (SE) methodologies and agile methodologies has so far resulted in no clear benefits for the SE community. This paper uses the CHAPL framework developed in our previous research to analyse the history of classical SE methodologies and agile methodologies. Our historical analysis focuses on the following three perspectives: the practices,...
The distribution of privileges in domains of subjects defines the protection state of a system. Operations which change this state are themselves authorized by privileges in the current state. This poses an analysis problem of characterizing states which are derivable from a given initial state. Analysis is particularly difficult if creation of new subjects is permitted. Also the need for tractable...
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