CPU Group Chapter 8 Analyzing Systems Using Data Dictionaries.

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Transcript of CPU Group Chapter 8 Analyzing Systems Using Data Dictionaries.

CPU Group

Chapter 8Analyzing Systems Using

Data Dictionaries

“”“”

1.1. 2.2. 3.3. 4.4. “”“”

5.5. “”“”

6.6. “”“”

• • “”“”

• • • ’’• ’’

’’

• “”“”

1.1.

2.2.

• “”““”“””

1.1. “”“”

• “”““”“””

• – – –

“”“”“”“”.A.A ““

””.B.B .A.A .B.B .C.C .D.D

.E

.F .G

“”“”“”“”.A.A “”“”“”“”“”“”.B.B “”“”““”“”“

””.C.C

.A.A

.B.B

.C.C .D.D “”“”

• “”“”“”“”“”“”

• “”“”“”“”“”“”

• “”“”

• “”“”“”“”

1.1. ““”“”“””

2.2. “”““”“””

3.3. “”“”4.4. “”“”

“”“”

“”“”

1.1. “”“”2.2. “”“”3.3. “”“”“”“”

• “”“”• • “”“”• “”“”

“”“”

1.1. “”““”“””

2.2. 3.3. “”“”

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• Name Purchase Order Number Problem Description

Type Character Character

Length 7 70

Picture 9999999 X(7)

Name Total Computer Cost Next Preventive Maintenance Date

Type Numeric Date

Length 7,2 8

Picture Z,ZZZ,ZZ9.99 Z9/99/9999

Note The next Preventive maintenance date is calculated by adding the maintenance interval to the last preventive maintenance date.

Name Phone Number Repair Status

Type Character Character

Length 7 1

Picture 999-9999 X

Notes Table of codes: Repair Table

Default C

.A.A

.B.B

.C.C .D.D ——.E.E .F.F .G.G .H.H

.A.A

.B.B

.C.C

.D.D