Input Interactive Phases
Each mode in an APPX input process can be further divided into one of six interactive phases: data addition, data modification, data inquiry, data deletion, data scroll, and key entry. The relationship between mode and interactive phase is shown in Table 3-2-1 below.
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Mode
|
Interactive Phase
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Description
|
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Add
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Data Addition
|
Screen displayed for data entry.
|
|
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Data Modification
|
Record on scrolling display selected for editing.
|
|
|
Data Inquiry
|
Record on scrolling display selected for Inquiry.
Record already written to disk and may beheld by another user.
|
|
|
Data Scroll
|
Scrolling display being populated.
|
|
Change
|
Data Modification
|
Record displayed for editing.
|
|
|
Key Entry
|
Key field(s) displayed for selection of record.
|
|
|
Data Scroll
|
Scrolling display being populated.
|
|
Delete
|
Data Deletion
|
Record displayed for deletion.
|
|
|
Key Entry
|
Key field(s) displayed for selection of record.
|
|
|
Data Scroll
|
Scrolling display being populated.
|
|
Inquire
|
Data Inquiry
|
Record displayed for Inquiry.
|
|
|
Key Entry
|
Key field(s) displayed for selection of record.
|
|
|
Data Scroll
|
Scrolling display being populated.
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Table 3-2-1. The Relationship between Modes and Phases for the Data Entry Keymap
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