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COSC 4321 Chapter 8

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

In older systems, often the user interface mainly consisted of ____-control screens that allowed a user to send commands to the system.
a.
physical
c.
input
b.
process
d.
command
 

 2. 

____ describes the relationship between computers and the people who use them to perform business-related tasks.
a.
HCI
c.
UI
b.
PCI
d.
PI
 

 3. 

A(n) ____ is a user interface that allows users to interact with graphical objects and pointing devices.
a.
HCI
c.
UI
b.
PCI
d.
GUI
 

 4. 

Interface designers can obtain data, called ____ metrics, by using software that can record and measure user interaction with a system.
a.
aesthetics
c.
ergonomic
b.
relationship
d.
usability
 

 5. 

Good interface design is based partly on ____, which focuses on how an interface can be made attractive and easy to use.
a.
aesthetics
c.
ergonomics
b.
interface technology
d.
output security
 

 6. 

A(n) ____ produces one or more lines of output for each record processed.
a.
detail report
c.
summary report
b.
exception report
d.
all of the above
 

 7. 

A(n) ____ displays only those records that meet a specific condition or conditions.
a.
detail report
c.
summary report
b.
exception report
d.
all of the above
 

 8. 

For upper-level managers who often want to see total figures and do not need supporting details, a(n) ____ is appropriate.
a.
detail report
c.
summary report
b.
exception report
d.
all of the above
 

 9. 

A ____ report is a type of detail report in which a control break causes specific actions, such as printing subtotals for a group of records.
a.
control break
c.
subgroup
b.
stratified
d.
character
 

 10. 

The concept that the quality of the output is only as good as the quality of the input, which sometimes is known as ____, is familiar to IT professionals, who recognize that the best time to avoid problems is when data is entered.
a.
bad input, bad output (BIBO)
c.
poor start, poor finish (PSPF)
b.
garbage in, garbage out (GIGO)
d.
weak hand, weak hold (WHWH)
 

 11. 

In a source document, if totals are included on a form, they appear in the ____ zone.
a.
calculated
c.
totals
b.
control
d.
heading
 

 12. 

An existence check is a data validation check that ____.
a.
tests data items to verify that they fall between a specified minimum and maximum value
b.
identifies values that are questionable, but not necessarily wrong
c.
is performed on two or more fields to ensure that they are consistent or reasonable when considered together
d.
is used for mandatory data items
 

 13. 

A range check is a data validation check that ____.
a.
tests data items to verify that they fall between a specified minimum and maximum value
b.
identifies values that are questionable, but not necessarily wrong
c.
is performed on two or more fields to ensure that they are consistent or reasonable when considered together
d.
is used for mandatory data items
 

 14. 

A reasonableness check is a data validation check that ____.
a.
tests data items to verify that they fall between a specified minimum and maximum value
b.
identifies values that are questionable, but not necessarily wrong
c.
is performed on two or more fields to ensure that they are consistent or reasonable when considered together
d.
is used for mandatory data items
 

 15. 

A combination check is a data validation check that ____.
a.
tests data items to verify that they fall between a specified minimum and maximum value
b.
identifies values that are questionable, but not necessarily wrong
c.
is performed on two or more fields to ensure that they are consistent or reasonable when considered together
d.
is used for mandatory data items
 

 16. 

Because every piece of information should be traceable back to the input data that produced it, a(n) ____ trail must be provided that records the source of each data item and when it entered the system.
a.
audit
c.
source
b.
index
d.
control
 

True/False
Indicate whether the statement is true or false.
 

 17. 

In a user-centered system, the distinction is clear between input, output, and the interface itself.
 

 18. 

In the future, IBM believes that the interface will be based on the perspective of a computer engineer, programmer, or systems analyst rather than a user.
 

 19. 

An interface designer does not need to understand the underlying business functions or how the system supports individual, departmental, or enterprise goals.
 

 20. 

To develop a user-centered interface, a designer must learn to think like a user and see the system through a user’s eyes.
 

 21. 

After a system is operational, it is not important to monitor system usage or solicit user suggestions.
 

 22. 

To create an attractive user interface layout and design, when the user enters data that completely fills the field, move automatically to the next field.
 

 23. 

Generally, reports used by individuals at higher levels in an organization include more detail than reports used by lower-level employees.
 

 24. 

Every page in a report should include a page header, which appears at the top of the page and includes the column headings that identify the data.
 

 25. 

Centering headings over maximum field widths is ideal when many of the actual values are shorter than the maximum width.
 

 26. 

When a system produces multiple reports, each report should have completely different design elements.
 

 27. 

Data entry uses an automated or manually operated device to identify source data and convert it into computer-readable form.
 

 28. 

When designing data entry screens, provide users with an opportunity to confirm the accuracy of input data before entering it.
 

 29. 

Using batch input, data entry is performed continuously.
 

 30. 

System sign-on procedures should allow unauthorized individuals to enter the system, and users should change their passwords rarely.
 

Completion
Complete each statement.
 

 31. 

On a data entry screen, a(n) ____________________ is a control feature that represents one choice in a set of options, from which users can select only one option.
 

 

 32. 

When designing an opening screen, a main form that functions as a(n) ____________________ uses command buttons that enable users to navigate the system and select from groups of related tasks.
 

 

 33. 

The most effective method of online data entry is ____________________, in which a blank form that duplicates or resembles a source document is completed on the screen.
 

 

 34. 

When a validation check involves a minimum or a maximum value, but not both, it is called a(n) ____________________.
 

 

 35. 

A(n) ____________________, which also is called referential integrity, is a data validation check used for items that must have certain values.
 

 

Matching
 
 
Identify the letter of the choice that best matches the phrase or definition.
a.
report header
f.
source document
b.
input volume
g.
dialog box
c.
controls
h.
interface
d.
detail line
i.
exception
e.
report footer
j.
existence
 

 36. 

To reduce this, do not input data that the user can retrieve from system files or calculate from other data.
 

 37. 

In this, information should flow on the form from left to right and top to bottom, in accordance with the way users read documents naturally.
 

 38. 

Allows a user to enter information about a task that the system will perform.
 

 39. 

When designing this, to provide feedback to users, display messages at a logical place on the screen, and be consistent.
 

 40. 

To build an interface that is easy to learn and use, select only those images that users can understand easily, if images are used to identify these.
 

 41. 

Can include grand totals for numeric fields and other end-of-report information.
 

 42. 

Identifies the report, and contains the report title, date, and other necessary information.
 

 43. 

In a detail report, each line of output printed.
 

 44. 

Type of report that is useful when the user wants information only on records that might require action.
 

 45. 

Type of check that is used for mandatory data items.
 



 
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