CIS 210 MIDTERM
CIS 210 Midterm
1.
If it will take one
person 20 days to perform a particular task, it is true that two people could
complete the same task in 10 days or that 10 people could perform the task in
two days.
2.
Gantt charts are
an ideal tool for controlling a complex project because they provide plenty of
detailed information.
3.
PERT/CPM and
Gantt charts are mutually exclusive techniques.
4.
In a preliminary
investigation report, the ____ contain(s) a brief description of the system,
the name of the person or group performing the investigation, and the name of
the person or group who initiated the investigation.
5.
A class diagram
resembles a horizontal flowchart that shows the actions and events as they
occur.
6.
When you
identify use cases, it is important to keep all related transactions separate.
7.
After you
identify the objects, classes, and relationships, you are ready to prepare an
object relationship diagram that will provide an overview of the system.
8.
When you create
an object relationship diagram, it will serve as a guide as you continue to
develop additional diagrams and documentation.
9.
When building an
information system, all of the following basic guidelines should be considered
except ____.
10.
Problems with
timetables and project milestones can indicate ____.
11.
Agile methods
typically use a(n) ____model, which represents a series of iterations based on
user feedback.
12.
In the model of
the SDLC shown in the accompanying figure, during ____, the IT staff maintains,
enhances, and protects the system.
13.
Sequence
diagrams include symbols that represent all of the following EXCEPT ____.
14.
Creating a
standard list of interview questions helps a systems analyst to keep on track
and avoid unnecessary tangents.
15.
When
fact-finding, asking what is being done is the same as asking what could or
should be done.
16.
In a DFD, processes
contain the business logic, also called business rules, that transform the data
and produce the required results.
17.
In a data
dictionary, some data elements have ____ rules, such as an employeeÆs salary
must be within the range defined for the employeeÆs job classification.
18.
A(n) ____ table
shows a logical structure, with all possible combinations of conditions and
resulting actions.
19. ____ also is called
looping.
20.
A data
dictionary specifies a data elementÆs ____, which is the set of values
permitted for the data element.
21.
A common tool
for showing the distribution of a questionnaire or sampling results is a
vertical bar chart called a(n) ____.
22.
A ____, such as
Microsoft Outlook or Lotus Organizer, can help manage meetings, interviews,
appointments, and deadlines and provide a personal calendar and a to-do list,
with priorities and the capability to check off completed items.
23.
Most large
companies rely on one person to evaluate systems requests instead of a
committee.
24.
When assessing
schedule feasibility, a systems analyst must consider the interaction between
time and costs.
25.
Whenever
possible, a systems analyst should evaluate a proposed project based on
tangible costs and benefits that represent actual (or approximate) dollar
values.
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