Information System Components and Devices 2110213 Information - - PowerPoint PPT Presentation

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Feb 23, 2023 29 likes •172 views

Information System Components and Devices 2110213 Information System Organization Natawut Nupairoj, Ph.D. Department of Computer Engineering Chulalongkorn University IS Components Natawut Nupairoj, Ph.D. 1 Logical View Feedback Control

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IS Components Natawut Nupairoj, Ph.D. 1

Information System Components and Devices

2110213 Information System Organization Natawut Nupairoj, Ph.D. Department of Computer Engineering Chulalongkorn University

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IS Components Natawut Nupairoj, Ph.D. 2

Logical View

Input (data) Output (Information) Processes Control Feedback

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IS Components Natawut Nupairoj, Ph.D. 3

Input

Collect raw data for the information system Types

Manual / automatic Local / remote

Basic: keyboard, microphone, camera ID: Magnetic stripe, barcode, RFID Form factor: touch screen, handheld Others: GPS

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IS Components Natawut Nupairoj, Ph.D. 4

Barcode

Machine-readable information Types

Linear barcode: product ID (UPC), other IDs 2D barcode (matrix code): URL, mobile ticketing

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IS Components Natawut Nupairoj, Ph.D. 6

RFID

Radio-Frequency Identification (“arphids”)

Contactless tag Passive RFID: small, no battery, short-ranged Active RFID: bigger, more expensive, need

battery, long-ranged, more reliable

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IS Components Natawut Nupairoj, Ph.D. 7

Active RFID: Toll Collection

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IS Components Natawut Nupairoj, Ph.D. 8

Output

Provide information (processed results of

data) to users

Mostly via screens

New trends: portal / dashboard / GIS

Other devices: email / sms

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CRM Teller Content Management Collaboration eHR Claims Syndicated Rates

Single Sign On Role Based Personalization Customization Navigation Security

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