Successfully reported this slideshow.
We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime.

Difference between DSS & ESS

63,120 views

Published on

hi , i am uploading very useful slides in mis.

Published in: Business, Technology

Difference between DSS & ESS

  1. 1. Decision Support Presented by- DEEPAK SHARMA Deepak Sharma 1
  2. 2. Decision Support • Decision Making and Information Systems -Types of decisions, examples - TPS, MIS, DSS - Executive Support Systems •Comparison of DSSs and MISs Deepak Sharma 2
  3. 3. Types of Decisions Deepak Sharma 3
  4. 4. TPS – Transaction Processing Systems • Basic business systems that serve the organization’s operational level • Input: Transactions, events • Processing: Sorting, listing, merging, updating • Output: Detailed reports, lists, summaries • Users: Operations personnel, supervisors TPS database Deepak Sharma 4
  5. 5. MIS – Management Information Systems •Serve management level; provide reports and access to company data •Input: Summary transaction data, high-volume data, simple models •Processing: Routine reports, simple models, low-level analysis •Output: Summary and exception reports •Users: Middle managers TPS database Deepak Sharma 5
  6. 6. MIS – Management Information Systems Deepak Sharma 6
  7. 7. DSS – Decision Support Systems • Serve management level with data analysis for making decisions • Input: Low-volume data or massive databases, analytic models, and data analysis tools • Processing: Interactive, simulations, analysis • Output: Special reports, decision analyses, responses to queries • Users: Professionals, staff managers Other Data Other Data TPS database Deepak Sharma 7
  8. 8. Overview of a Decision-Support System Figure 12-3 Deepak Sharma 8
  9. 9. DSS – Voyage Estimating System Deepak Sharma 9
  10. 10. Selected DSS Applications Deepak Sharma 10
  11. 11. Executive Support Systems Other Data Other Data TPS database • Provide communications and computing environment that serves the organization’s strategic level • Input: External and internal aggregate data • Processing: Graphics, simulations, interactive • Output: Projections, responses to queries • Users: Senior Managers Deepak Sharma 11
  12. 12. Executive Support Systems Deepak Sharma 12
  13. 13. Putting Decision Support All Together The 4 Major Types of Information Systems Deepak Sharma 13
  14. 14. Comparison of DSSs and MISs Deepak Sharma 14
  15. 15. Summary Management Information Systems(MIS) - These systems access, organize, summarize, and displayed information for supporting routine decision making in the functional areas. Decision support system (DSS) - an organized collection of people, procedures, software, databases, and devices working to support managerial decision making Group decision support system (GDSS) - also called a computerized collaborative work system, consists of most of the elements in a DSS, plus software needed to provide effective support in group decision-making settings Executive support systems (ESSs) - specialized decision support systems designed to meet the needs of senior management Deepak Sharma 15
  16. 16. Thank you Deepak Sharma 16

×