Q61.
d
Section
8-3 Software
Answer
Explanation
In order to prevent files from disappearing, two (2) copies are usually created as backup files,
and should be stored in separate locations.
a): A backup medium with sufficient space to store all of the backup data is chosen.
b): Backing up is scheduled so that it does not interfere with day-to-day operations such as after business processing is complete.
)
c : Backing up is performed periodically, every day, every week, or every month.
Q62.
b
Section
9-4 Network
Answer
Explanation
A bridge is a device that connects multiple LANs that use the same data link control protocol
(OSI second layer). Bridges possess filtering functions that determine whether a frame (units
of data transfer) flows to a neighboring LAN depending on the MAC address.
Q63.
d
Section
9-1 Human interface
Answer
Explanation
Screen input may become troublesome if there are many complicated explanations on the
screen or if the user is skilled. As a countermeasure, the screen should be kept simple, and input items requiring an explanation should be explained in the help function.
Q64.
b
Section
9-3 Database
Answer
Explanation
In the “asset” table, the building number and room number refer to the “room” table, and the
building number refers to the “building” table. Also, the building number in the “room table”
refers to the “building” table. When new data is entered, data must be prepared starting with
the tables that will be referred to. Therefore, it must be entered in the order of “building” table, “room” table, and “asset” table.
Q65.
b
Section
8-3 Software
Answer
Explanation
A virtual storage system increases the apparent capacity of the main memory by temporarily
saving part of the main memory’s data in auxiliary memory (hard disk, etc.) when a program
that exceeds the capacity of the main memory is executed.
a): Data is saved from the main memory to auxiliary memory and returned from the auxiliary
memory to the main memory, so the effective access speed is reduced.
c): Power consumption is not affected.
d):Even if a virtual storage system is used, as long as the main memory is RAM (volatile
memory), the information in the main memory will disappear when the power is turned off.
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