1 DSS & Warehousing Systems Efrem Mallach Prepared by Luvai Motiwalla Chapter 10 Irwin/McGraw-Hill Copyright © 2000 by The McGraw-Hill Companies, Inc. All rights reserved.

Irwin/McGraw-Hill Copyright © 2000 by The McGraw-Hill Companies, Inc. All rights reserved. 2 Group Decision support Systems  Introduction Introduction  Organizational and technical factors for GDSS growth Organizational and technical factors for GDSS growth  Media richness and task types Media richness and task types  Types of Group DSS Types of Group DSS  Groupware Groupware  Group DSS in use today Group DSS in use today  Groupware products Groupware products

Irwin/McGraw-Hill Copyright © 2000 by The McGraw-Hill Companies, Inc. All rights reserved. 3 Introduction  A group decision support system ( GDSS ) is a decision support system whose design, structure, and usage reflect the way in which members of a group interact to make a particular decision or type of decision.

Irwin/McGraw-Hill Copyright © 2000 by The McGraw-Hill Companies, Inc. All rights reserved. 4 Organizational and Technical Factors for GDSS Growth  Organizational and technical factors might suffice to lead to increased use of GDSS by itself, together they make it inevitable.

Irwin/McGraw-Hill Copyright © 2000 by The McGraw-Hill Companies, Inc. All rights reserved. 5 Media Richness and Task Types  Define media richness?  A circumplex is used to design a GDSS to match task requirements.  The fit between a task and medium is referred to as task – media fit.

Irwin/McGraw-Hill Copyright © 2000 by The McGraw-Hill Companies, Inc. All rights reserved. 6 Types of Group DSS  Group DSS helps to understand the following:  Connection management systems, communication management, content management systems, process management.

Irwin/McGraw-Hill Copyright © 2000 by The McGraw-Hill Companies, Inc. All rights reserved. 7 Groupware  The groupware is related to, but not identical with, group DSS. Groupware is a technology that groups use.

Irwin/McGraw-Hill Copyright © 2000 by The McGraw-Hill Companies, Inc. All rights reserved. 8 Group DSS in Use Today-cont’d  Electronic meeting systems : provide an important type of of group decision support.

Irwin/McGraw-Hill Copyright © 2000 by The McGraw-Hill Companies, Inc. All rights reserved. 9  Work flow systems Group DSS in Use Today

Irwin/McGraw-Hill Copyright © 2000 by The McGraw-Hill Companies, Inc. All rights reserved. 10 Groupware Products- cont’d  The three categories of group DSS are:Collaborative authoring, document management and more, workflow management.

Irwin/McGraw-Hill Copyright © 2000 by The McGraw-Hill Companies, Inc. All rights reserved. 11  Collaborative authoring: products such as DOLPHIN and MERMAID help a group of writers and reviewers agree on the content of the document. Groupware Products- cont’d

Irwin/McGraw-Hill Copyright © 2000 by The McGraw-Hill Companies, Inc. All rights reserved. 12  Document management and more Groupware Products- cont’d

Irwin/McGraw-Hill Copyright © 2000 by The McGraw-Hill Companies, Inc. All rights reserved. 13  Work flow management: InConcert from InConcert Inc, a work flow management system supports structured processes as well as dynamic changes that result form running instances of processes. Groupware Products