5. Which of the following determines how the system performs on the range of pos
ID: 3582727 • Letter: 5
Question
5.
Which of the following determines how the system performs on the range of possible environments in which it may be used?
Please provide your answer in the rich text box.
A
Performance testing
B
Recovery testing
C
Stress testing
D
Range testing
E
Security testing
6.
When transforming an E-R diagram into normalized relations, the identifier of the entity type becomes
Please provide your answer in the rich text box.
A
The primary key of the corresponding relation
B
The foreign key in the corresponding relation
C
A nonkey attribute in the corresponding relation
D
A secondary key in the corresponding relation
E
A homonym in the corresponding relation
7.
If two processes are connected by a data flow, they are said to
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A
Exhibit cohesion
B
Share the same data
C
Be coupled to each other
D
Be strapped to each other
E
Be intertwined
8.
One problem in a file processing environment is ____, which means that data common to two or more information systems is stored in several places.
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A
Rigid data structure
B
Data integrity
C
Referential integrity
D
Data redundancy
9.
Which of the following is not a true statement regarding paper versus electronic reports?
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A
Ink-jet printers and laser printers produce reports that look identical to the display screen
B
Impact printers can exactly replicate a screen report to paper
C
Impact printers are very fast, very reliable, and relatively inexpensive
D
Impact printers are mainly used for producing large batches of reports
E
When designing forms and reports for use with impact printers, you may be limited in the range of formatting, text types, and highlighting options
10.
A file folder containing orders would be represented on a data-flow diagram as a
Please provide your answer in the rich text box.
A
Process
B
Source
C
Data flow
D
Data store
E
Relationship
Which of the following determines how the system performs on the range of possible environments in which it may be used?
Please provide your answer in the rich text box.
A
Performance testing
B
Recovery testing
C
Stress testing
D
Range testing
E
Security testing
Explanation / Answer
5) Performance testing
6) The primary key of the corresponding relation
7) Be coupled to each other
8) Data redundancy
9) Impact printers can exactly replicate a screen report to paper
10) Data store
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