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SprankleCh10-ed9

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Chapter 10
File Concepts
Problem Solving and Programming Concepts
9th Edition
By Maureen Sprankle and Jim Hubbard
Copyright © 2012 Pearson Education, Inc.
Overview
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•
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Beginning File Concepts
Records as a Data Structure
Primary and Secondary Keys
Algorithm Instructions and Flowchart
Symbols
• Systems Flowcharts
• Designing Records
Copyright © 2012 Pearson Education, Inc.
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Objectives
1. Explain concepts of records, fields, and
files.
2. Explain concept of primer read.
3. Develop systems flowchart.
4. Design input record.
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Table 10.1 Algorithm Instructions and
Flowchart Symbols
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Table 10.1 Algorithm Instructions and
Flowchart Symbols
Copyright © 2012 Pearson Education, Inc.
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Table 10.1 Algorithm Instructions and
Flowchart Symbols
Copyright © 2012 Pearson Education, Inc.
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Table 10.1 Algorithm Instructions and
Flowchart Symbols
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Table 10.1 Algorithm Instructions and
Flowchart Symbols
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Figure 10.1 Systems Flowchart
Symbols
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Figure 10.2 Example of a Systems
Flowchart
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Figure 10.3 Record Data Dictionary
and Record Layout for a Mailing List
File
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Figure 10.3 Record Data Dictionary
and Record Layout for a Mailing List
File
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Chapter 10
File Concepts
End Chapter 10
Copyright © 2012 Pearson Education, Inc.
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