March 2018 Flashcards
Which of the following is the binary number that is obtained by adding the binary
numbers 01011010 and 01101011? Here, the binary numbers are expressed as positive 8-bit values.
a) 00110001
b) 01111011
c) 10000100
d) 11000101
d
Q2. When the reward for an improvement proposal concerning business operations is
determined based on the decision table below, how much is the reward for an
improvement proposal that results in an improvement of $20,000 and a turnaround time
reduction of three days? Here, “Y” in the table means that each condition holds “true”,
and “N” means “not true”. In addition, “” indicates the reward that applies to each
specific combination of these conditions.
A PC plays back video data recorded at 500 400 pixels per frame, 30 frames per second,
and 3 bytes per pixel while reading it from a peripheral device. When the data transfer
rate between the peripheral device and the PC is 1 106
bytes per second, in order to play back the video without delay, the data must be compressed to one n-th (1/n) in advance.
Which of the following is the minimum value of n? Here, the time to expand the
compressed data and other impacts can be ignored.
a) 18
b) 54
c) 72
d) 144
a
Which of the following describes the relationship that is always true for two (2) sets A
and B? Here, (X Y) represents the part that belongs to both X and Y (intersection
set), and (X Y) represents the part that belongs to at least one of X or Y (union set).
a) (A B) is a subset of the complement of (A B).
b) (A B) is a subset of A.
c) (A B) is a subset of (A B).
d) (A B) is a subset of the complement of A
c
Q5. There is a series of numbered boxes stacked as shown in the figure below. The
operations described in the table below are performed in the sequence of operations 1
through 4. When the operation 4 is completed, which of the following shows the status
of the stacked boxes?
Which of the following is an appropriate description concerning HTML?
a) It is a markup language that can specify the logical structure and layout of a web page
by using tags.
b) It is a script language that can describe programs or processing steps executed on a
web browser.
c) It is a communication protocol that is used between a web browser and a web server.
d) It is a markup language that enables users to describe the meaning and structure of
data by defining their own unique tags.
a
Which of the following is an appropriate explanation of an algorithm that is used on a
computer?
a) A generic term for artificial languages used to enable a computer to perform a series
of operations
b) A processing procedure for enabling a computer to accomplish a specific purpose
c) Designing buildings or industrial products with the assistance of a computer
d) Software for translating a program into a machine language that can be directly
executed by a computer
b
Which of the following is an appropriate description concerning machine language?
a) A program that is written in Fortran or C is converted into machine language and
then executed.
b) Machine language is a high-level language.
c) Machine language expresses a program with sequences of decimal numbers.
d) Most of application software is still programmed in machine language.
a
Which of the following is the method for describing the logical structure of a sentence
in XML?
a) Enclosing the sentence, clauses, and other elements by using double quotes (“”)
b) Separating the sentence, clauses, and other elements by using commas
c) Enclosing the sentence, clauses, and other elements by using tags
d) Separating the sentence, clauses, and other elements by using tabs
c
Which of the following is appropriate as a description concerning Plug and Play?
a) When a peripheral device is connected to a PC, the installation and settings of the
device driver are performed automatically.
b) Software for enhancing the functions of application software is installed at a later time.
c) Power is supplied from a PC to a peripheral device via a cable connecting them.
d) A specific program is executed, and the system performance is evaluated on the basis
of the time taken for the execution.
a
Which of the following is a characteristic common to IEEE 1394 and USB that are often
used for connection interfaces between PCs and peripheral devices?
a) Peripheral devices can be connected and disconnected while the PC and/or devices
are powered on.
b) A maximum transfer rate is 100 Mbits/second.
c) A unique ID must be assigned to each device connected to a PC.
d) Data can be transmitted in parallel over multiple data lines.
a
Q12. Which of the following is an appropriate combination of words that are inserted into
blanks A and B in the description below concerning the execution sequence of
instructions in a computer?
In a computer, the instructions are executed in the sequence shown below.
(1) Refer to the program counter.
(2) the instruction.
(3) Set the program counter to the main memory address of the next instruction.
(4) the instruction.
(5) Execute processing according to the instruction.
(6) Return to (1).
Which of the following printers can take multiple copies simultaneously by using carbon
paper or non-carbon paper at the time of printing?
a) Inkjet printer
b) Impact printer
c) Thermal printer
d) Laser printer
b
In the new system environment of Company X, three systems including the customer
management system, the ordering management system, and the call center system run at separate locations and connected via a network and they can complement one another in the event of a failure. Also, the system operations are managed at their respective locations. Which of the following is the greatest merit of this new system environment?
a) The integration of operations helps reduce the number of operating staff.
b) Risks of disasters and other problems can be diversified.
c) The versions of software can be controlled easily.
d) Backup files can be managed in a consolidated manner.
b
Which of the following is an appropriate explanation of parallel processing?
a) It is the division of a series of processing into processing units that can be executed
simultaneously, and the execution of these on multiple CPUs.
b) It is the grouping and execution of multiple related processes in a single process.
c) It is the performing of business logic and database processes on the server side, and the performing of user interface processes on the client side.
d) It is the division of processing time for a single CPU into short units, and the
sequential allocation of these to multiple applications for execution.
a
Which of the following is the term for the form of using a PC by itself without connecting
it to any network?
a) Thin client
b) Single processor
c) Standalone
d) Peer to peer
c
17.) The diagram below shows the directory structure for a part of a certain file system.
Which of the following is the reference from the current directory D3 (indicated with an
asterisk “*”) to the file “a” under the directory D4 (indicated with an arrow)? Here,
files are specified as follows:
Which of the following is an OS function that executes several application programs
progressively in turn on a single PC, such as when a file is downloaded from a web site
while data is processed with spreadsheet software?
a) Virtual reality
b) Dual core
c) Dual system
d) Multitasking
d
Which of the following is an appropriate description concerning the use of OSS (Open Source Software)?
a) OSS users have an obligation to pay the developer the fee for the software.
b) OSS users are allowed neither to sell the OSS nor to distribute it at no fee.
c) OSS cannot be used in the field of genetic research.
d) Software derived from the published OSS can be made available as OSS.
d
Q20. A certain company holds briefing sessions six times a month to attract customers. To
manage the attendees in January by using spreadsheet software, a table is created as
shown in cells A1 through D8. Then, to manage the attendees in February, cells A2
through D8 are copied to cells F2 through I8, and cell I3 is corrected. Which of the
following is the appropriate expression to be entered into cell I3? Here, when the table
for February is copied to the table for March, cells should be filled so that the expressions
in cells do not have to be changed.
The types of programs that are executed at the startup time of a PC are generally classified into three categories: BIOS, OS, and startup services. Which of the following is the list that is arranged in the sequence of the execution of the programs?
a) BIOS -> OS -> Startup services
b) OS -> BIOS -> Startup services
c) OS -> Startup services -> BIOS
d) Startup services -> BIOS -> OS
a
Q22. Spreadsheet software is used to predict sales according to the weather. The table is a
worksheet into which the probability for the weather type (sunny, cloudy, rainy) on the
day to be predicted and the predicted sales amount by weather type for each product are entered. An expression is entered in cell E4 to calculate the predicted sales amount on
the day for Product A, and this is copied to cells E5 through E6 and used. Under these
conditions, which of the following is an appropriate expression to be entered in cell E4? Here, to obtain the predicted sales amount on the day for each product, the probability for each weather type is multiplied by the predicted sales amount for each of weather type, and then these values are added up
Which of the following is a typical example of a system operating on a super computer?
a) A Supply Chain Management system that is required for linkage between enterprises
b) A global climate change forecast system that requires large-scale scientific and
technical computing
c) A banking system that requires a high reliability
d) An engine control system of a vehicle that requires advanced real-time control
b
Which of the following is an input method where a touch panel is operated by touching
it in multiple locations simultaneously?
a) Touch typing
b) Double click
c) Multitasking
d) Multi-touch
d