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Full-Text Articles in Engineering

Use And Effectiveness Of Decision Support Systems (Dss): Study Of The Saudi Private Sector, Ibrahim A. Alhunaishel Jan 2001

Use And Effectiveness Of Decision Support Systems (Dss): Study Of The Saudi Private Sector, Ibrahim A. Alhunaishel

Dissertations and Theses @ UNI

In the industrialized world today, management is characterized by extensive use of computers to manage rapid change, information overload, and complex decision-making. Literature suggests that Decision Support Systems, computer packages offering information retrieval, problem-structuring models, decision alternatives, and other types of decision support, are effective extensions of human decision-making and offer substantial benefits to organizations utilizing them.

In spite of overwhelmingly positive reviews for DSS, empirical literature has produced inconsistent results regarding DSS effectiveness, and definitions of “effectiveness” and of DSS itself are varied and sometimes contradictory. Distinguishing DSS from MIS (management information systems) and other types of managerial computer …


An Investigation Of Eddy Current Analysis For Laser Surface Treatment Of Steel, Ronald Edward O'Meara Jan 2001

An Investigation Of Eddy Current Analysis For Laser Surface Treatment Of Steel, Ronald Edward O'Meara

Dissertations and Theses @ UNI

The problem of this exploratory study was to determine the strength of the bivariate correlational relationship between microhardness readings converted to Rockwell values and eddy current values of laser heat-treated AISI 1045 steel. Further, the microstructure was analyzed to determine the microstructural changes formed by laser surface treatment utilizing a carbon dioxide laser.

The purpose of this study was to investigate the microhardness and depth of hardness formed by laser surface treatment, to develop a measure of correlation between microhardness and eddy current values, and to study microstructural changes formed by the laser surface treatment. This knowledge could be used …


Attitudes And Perceptions Regarding Internet-Based Electronic Data Interchange In A Public Organization In Saudi Arabia, Abdulrahman S. Al-Zumaia Jan 2001

Attitudes And Perceptions Regarding Internet-Based Electronic Data Interchange In A Public Organization In Saudi Arabia, Abdulrahman S. Al-Zumaia

Dissertations and Theses @ UNI

This study examined the attitudes and perceptions of staff members and administrators in the General Directorate for Private Institutes & Centers (GDPI&C), Training institutes, and Centers in Saudi Arabia toward Internet-based Electronic Data Interchange (I-EDI) in a public organization. A survey was conducted of a group of GDPI&C members and randomly selected Institutes and Centers. The 339 respondents participated anonymously by providing demographic information and completing the attitudes and perceptions section of I-EDI questionnaire. The survey response rate was 82.6%.

An attitude survey was distributed to staff members, administrators, and faculty members in the Saudi Arabian GDPI&C, Training Institutes, and …