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Hutchins, Edwin L.; And Others – 1985
This paper presents a cognitive account of both the advantages and disadvantages of direct manipulation interfaces, i.e., the use of icons to manipulate and interact directly with data rather than writing programs or calling on a set of statistical subroutines. Two underlying phenomena that give rise to the sensation of directness are identified.…
Descriptors: Cognitive Development, Cognitive Processes, Computer Software, Computers
Kellogg, Edward B. – Information Technology Quarterly, 1987
Discusses databases and database management systems and explains how they can be used to organize and provide access to information. Highlights include relational models, database design considerations (particularly normalization), query languages used in programming, screen displays, data integrity and security, and effects of the organizational…
Descriptors: Data Processing, Database Management Systems, Databases, Display Systems
Charp, Sylvia; And Others – 1982
This book is designed to introduce educators to basic computing concepts, acquaint them with specific educational applications, and bridge the gap between technology in educational practice by interesting them in educational computing. A brief introduction and review of historical perspectives are followed by a description of computer applications…
Descriptors: Automation, Computer Assisted Instruction, Computer Literacy, Computer Managed Instruction
Cugini, John V. – 1984
This study presents a review of selection factors for the seven major general-purpose programming languages: Ada, BASIC, C, COBOL, FORTRAN, PASCAL, and PL/I. The factors covered include not only the logical operations within each language, but also the advantages and disadvantages stemming from the current computing environment, e.g., software…
Descriptors: Authoring Aids (Programing), Comparative Analysis, Computer Graphics, Computer Oriented Programs