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SPECIFIC OBJECTIVES:
The student should be able to:
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CONTENT
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| 1. |
Distinguish between data and information;
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Data as raw unprocessed facts; information as processed data. |
| 2. |
Explain the characteristics and functions of Information Processing;
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Forms of Information Processing: automation, process control, commercial, industrial, and scientific data processing; information retrieval and management.
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| 3. |
Identify the sources of data in specified application areas;
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Source document, turnaround document, machine and human readable document. |
| 4. |
Describe methods of validation and
verification of data; |
Difference between validation and verification.
Methods: range check, reasonableness checks, data type checks, inconsistency checks.
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| 5. |
Identify appropriate verification and validation checks given a particular scenario;
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Such as double entry to identify and correct typographical/transposition errors. |
| 6. |
Describe various methods of file organization and access;
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Sequential field ordering; random, index-sequential; direct access, sequential-access.
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7.
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Select appropriate file organization for particular application. |
Associate an appropriate file structure and access method to a specific application.
For example, a payroll file would be organized sequentially with sequential access.
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information technology
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