Q23.
b
Section
2-1 Business strategy management
Answer
Explanation
Data mining refers to analyzing large stores of data to find rules, causal relationships, and
new information hidden inside.
Q24.
c
Section
3-1 System strategy
Answer
Explanation
The order comes from the customer, so the data source is the “customer.” The “order” data
comes from the customer and is registered in the “order” file before inventory is allocated for
the “registered order.” The “shipping instructions” are sent to the warehouse, so the data recipient is the “warehouse.”
Q25.
b
Section
2-3 Business industry
Answer
Explanation
An ETC system is a system that automates highway toll payments.
Q26.
a
Section
1-2 Legal affairs
Answer
Explanation
In a service contract, the employee performs work under the instruction of the employer, even
if working out of the office of the client. This differs from dispatching in terms of who issues
the instructions. In dispatching, the dispatched person performs work under the instruction of
the client.
Q27.
a
Section
1-1 Corporate activities
Answer
Explanation
A Gantt chart shows the work schedule and results using horizontal bars. By placing hours or
days on the horizontal axis and work items on the vertical axis, the order of work, the number
of days required etc. can be managed.
Q28.
c
Section
3-2 System planning
Answer
Explanation
The requirements definition defines the requirements of computerization such as the task
overview and workflow. It is necessary to study and analyze the requests of the user (system
user department) and review whether the system to be developed is feasible in terms of costs
and technology.
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