Oct 2014 Flashcards by FUENTES DIANE SOPHIA G.

Which of the following is an appropriate description concerning the relationship that
always holds for two sets A and B? Here, “X  Y” represents the intersection (i.e.,
product set) of X and Y, and “X  Y ” represents the union set of X and Y.

a) “A B” is a subset of the set other than A.

b) “A B” is a subset of A.

c) “A B” is a subset of “A B”.

d) “A B” is a subset of A

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Q2.)
As shown in the table below, columns A and B contain all possible combinations of
numbers 0 through 9, and the table has 100 rows in total. When all the rows where the
value in column A is equal to or less than the value in column B are removed from the
table, how many rows remain in the table?

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When the decimal to binary conversion is performed, which of the following is a decimal
number that can be represented in the finite number of bits?

a) 0.1

b) 0.2

c) 0.4

d) 0.5

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When an analog audio signal is digitized and converted back to analog again, which of
the following is the combination that can generate a signal waveform most closely
approximating the original wave?

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Q5.)
A stack is a first-in last-out data structure. By using the stack, a device changes the
order of data received from the right side and sends it to the left side, as shown in the
figure below. There are three types of operations available on the device, as described
below.
(1) Data received from the right side is sent to the left side without any alteration.
(2) Data received from the right side is pushed into the top of the stack.
(3) Data popped out of the top of the stack is sent to the left side.
When the device receives X, Y, and Z in this order from the right side, which of the
following is the order in which the device cannot send them to the left side even if the
operations (1) to (3) are combined?

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CGI (Common Gateway Interface) is an interface to the Web server from a particular
program that is executed in response to a request from a client. Which of the following
is a script language that can be used to write such a program executed via CGI?

a) Perl

b) Postscript

c) SGML

d) SQL

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Which of the following is the language that enables the user to define and use tags
enclosed by angle brackets (“<” and “>”) specifying the structure and other aspects of a
document, in order to accomplish the intended purpose?

a) COBOL

b) HTML

c) Java

d) XML

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Which of the following is a file that is used to store information before and after database
updates and also used to recover from a database failure?

a) Backup file

b) Index file

c) Journal file

d) Snapshot file

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Which of the following is an appropriate characteristic of an HDD (Hard Disk Drive) that
is used as an auxiliary storage device?

a) The read/write speed of an HDD is slower than that of a CD-ROM drive.

b) An HDD can be used as main memory as well as auxiliary storage.

c) Electric power must always be supplied to an HDD in order to retain data.

d) Data can be read and written to and from an HDD in a direct (or random) access
manner.

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Which of the following is a dedicated memory module that is used to retain data, such as
characters and graphics, to be displayed on a computer screen?

a) Cache memory

b) Flash memory

c) Video memory

d) Virtual memory

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Which of the following is the most appropriate description concerning a multi-core
processor?

a) Several microprocessors are installed in a single PC in order to improve the reliability
of the PC by performing the same processing simultaneously in each processor.

b) A quad core processor has four times as much processing power as a dual core
processor, if each core is equipped with the same arithmetic and logic unit.

c) The clock frequency of a processor is temporarily increased according to the load of
processing, and as a result, high-speed processing can be achieved.

d) A single processor has multiple processing circuits that can perform different
arithmetic operations in parallel in order to enhance the performance of the processor.

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Which of the following is the unique value that is sequentially assigned to a memory
location in order to identify the location of instructions or data stored in the main memory
of a computer?

a) Address

b) Counter

c) Index

d) Pointer

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Which of the following is a technical term that refers to a dedicated file server that can be
connected directly to a LAN and shared among several client computers?

a) NAS

b) RAID

c) SAN

d) SSD

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Q14. Which of the following is an explanation concerning the reliability index that is
calculated by the expression below?

MTBF
_______
MTBF＋MTTR

a) Average amount of time between system failures

b) Average amount of time necessary to recover from a system failure

c) Proportion of the time available for system operations to the total time

d) Proportion of the downtime of a system to the total time

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Which of the following is the most appropriate description concerning the benchmark test
that is used as a method for the evaluation of a system?

a) The availability of a system is evaluated as a proportion of the time that the system is
normally operable.

b) The processing power of a system is evaluated by means of a set of standard programs
and data.

c) The reliability of a system is evaluated with the average time between inherent failures
of a system.

d) The maintainability of a system is evaluated with the average time to fix and restore
the system.

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Which of the following is an appropriate explanation concerning a deadlock?

a) It is a state in which the processes of a computer are prohibited from getting
intentional or accidental access to information that usually must not be accessed.

b) It is a state in which, if the authentication of a user fails more than the limited number
of times, the user is prohibited from accessing the computer.

c) It is a state in which, when shared resources are exclusively used, two processes are
endlessly waiting for each other to release the lock of a shared resource.

d) It is a state in which processes in the ready state under a multi-programming
environment have used up the CPU time allocated by the OS.

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Which of the following is an appropriate description concerning the virtualization of a
server?

a) A technique for virtually creating computer-generated worlds or immersive
environments that users can interact with

b) A technique for virtually operating the GUI of a remote computer connected via a
network by using a local computer

c) A technique for virtually implementing and operating two or more computers on a
single computer

d) A technique for virtually allocating more memory space than the capacity of main
memory by using a particular part of auxiliary storage

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Which of the following is an appropriate description concerning file management under
UNIX?

a) No removable storage media, such as CD-ROM, can be allocated to a directory, so it is
directly accessed by specifying the drive name.

b) Files are managed in a directory tree for each drive, and at first, the drive where the
target file is located is determined when the file is searched for.

c) The entire file system is managed in a single directory tree, and remote files via a
network are also allocated and accessed in the directory.

d) A home directory can be referenced by its owner only, and cannot be used when a file
is shared by multiple users.

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Which of the following is the most appropriate description concerning Java applet?

a) It is integrated into a client as add-in software and executed on the client.

b) It is downloaded from a server to a client and executed on the client.

c) It is executed in cooperation with an HTML document on a server.

d) It is executed without compiling the source code.

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When a digital color image with a color depth of 24 bits per pixel is stored in graphics
memory, approximately how many megabytes of memory are required at a minimum to
display the image on a screen of 1,024 horizontal pixels by 768 vertical pixels? Here,
one megabyte is 106 bytes.

a) 0.8

b) 2.4

c) 6.3

d) 18.9

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Which of the following is a technique that can be used to compress both video and audio
data?

a) BMP

b) GIF

c) JPEG

d) MPEG

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Which of the following is represented by an E-R diagram that is used for the design of a
relational database?

a) The state transition of a system that changes according to some factors, such as time
and events

b) The relationship between the input data, output data, and functions (i.e., processes) of
a system

c) The relationship between entities, such as humans, objects, places, and events, which
constitute the target world

d) The movement of business processes illustrated with the attention focused on the flow
of data

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Q23. ) In the description below concerning a relational database, which of the following is an
appropriate combination of technical terms to be inserted into blanks A and B?
In a relational database, information for uniquely identifying each individual record
(i.e., row) is called A , and tables are related to each other with a particular
B .
A B
a) an entity field
b) an entity record
c) a primary key field
d) a primary key record

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Among the primary key, foreign key, and index that are set in the tables of a relational
database, which of the following is the list that contains all the items where multiple units
of each item can be set for a single table?

a) Index

b) Foreign key, index

c) Primary key

d) Primary key, foreign key, index

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Q25. Which of the following is the relational operation that extracts only the rows of a product whose price is 10 dollars or more, from the “Product” table of the relational database shown below? Product Product number Product name Price (dollars) S001 Scissors 20 S002 Pencil 5 S003 Notebook 12 S004 Eraser 8 S005 Ruler 15 a) Join b) Projection c) Selection d) Union

Which of the following is an appropriate description concerning IPv6? a) A larger number of addresses than IPv4 can be assigned because of a 128-bit address. b) IPv6 and IPv4 cannot co-exist in the same single LAN. c) IPv6 is a dedicated protocol for a wired LAN, and cannot be used for a wireless LAN. d) An optical fiber cable rather than a regular twisted pair cable is required to use IPv6.

Which of the following is an appropriate role of the NTP (Network Time Protocol) that is used in a TCP/IP network? a) Delivering synchronized video and audio data via network in real time b) Synchronizing the time between devices connected to a network c) Providing proof that a file existed at or before a certain time d) Changing the encryption key after a fixed period of time in a wireless LAN

Which of the following is the most appropriate description concerning WAN? a) High-speed communication is enabled with the help of a wide frequency bandwidth available for data communications using ADSL, optical fiber, etc. b) All information terminals and devices are connected via diverse wired or wireless networks, and various services can be used at any time and from any location. c) Electric waves are used in place of metal cables or optical fiber cables to construct a WAN infrastructure. d) The network service of a telecommunications carrier is used to connect geographically separated LANs, such as those for the headquarters and branch offices.

In the environment of a wireless LAN, which of the following is an appropriate description concerning ESSID that is set in the access point and terminal? a) It is a character string used as a key for encrypted communication. b) It is a type of algorithm used for encryption and decryption. c) It is a channel number for electromagnetic waves used in the wireless LAN. d) It is a character string used to identify the network of a wireless LAN.

Which of the following is an appropriate explanation concerning a router that is used as a network device? a) It is used to interconnect a LAN and a telephone line, and perform data modulation and demodulation. b) It is used to interconnect the terminals of LAN, and analyze the MAC address of the received data in order to transfer it to the destination terminal. c) It is used to interconnect the terminals of LAN, and transfer the received data to all terminals. b) It is used to interconnect LANs and/or WANs, and analyze the IP address of the received data in order to transfer it to the appropriate network.

In an organization under the operation of an ISMS, the fact that the retired persons’ IDs are deleted in a batch at the end of the month is reported during an audit. Among the four steps of the PDCA cycle in the ISMS, which of the following is the step where the corrective action plan is implemented so that such a deletion is performed each time a person retires? a) P b) D c) C d) A

In terms of information security, which of the following is an incident where availability is compromised? a) A system stops because of the occurrence of a power failure. b) A file is accessed by an unauthorized user because of some wrong privilege settings. c) Data of a transaction with a customer is leaked because of unauthorized access. d) Data is updated erroneously because of a bug in a program.

Q33. ) The right of access to the file aaa is set as shown in the table below. When it is necessary for user B to create another file bbb by copying the file aaa, which of the following is the most appropriate description concerning the right of access to the file aaa?

Which of the following is the name of a malicious program that infects multiple computers and simultaneously makes an attack, such as a DDoS attack, when a command is received from an attacker who is in a remote location? a) Bot b) Honey pot c) Macro virus d) Worm

Which of the following is the most appropriate description concerning risk management in information security? a) The person with ultimate responsibility is appointed from among the staff members in charge of information security management at the workplace. b) Risk management is performed as an independent activity that is separated from the activities of the organization. c) All staff members of an organization divide up their roles, and perform the activities of risk management across the organization. d) An individual information security policy is developed for each department under a single management system, and each department implements the policy independently.

Which of the following is an appropriate explanation concerning a numeric check? a) It examines whether the check characters calculated from the input data on the basis of a certain rule are the same as the appended check characters. b) It examines whether the input data to be handled as a numeric value does not include non-numeric characters, such as alphabetic characters. c) It examines whether there exist no inconsistencies between related items, such as sales quantity, stock quantity, and purchase quantity. d) It examines whether the input data does not include multiple records with the same key during the creation of a master file.

Hardware and software that are identical to the production environment are prepared, and it is verified that the response time of a query from a terminal is within the target value. What is this type of test called? a) Software integration test b) System test c) Unit test d) White box test

In order to achieve a non-stop system, which of the following is an appropriate item to be considered during the design of the system architecture? a) Partitioning of software into components b) Encryption of data c) Reduction in power consumption of hardware d) Dual redundancy of hardware

As described below, there are three types of worksheets created by using spreadsheet software. Each of the worksheets can be considered to be a program. Among the test activities for those worksheets, which of the following is an activity that is regarded as an integration test? (1) Worksheet “First Half Year” that calculates the total sales when the sales of all the months from January through June are entered (2) Worksheet “Second Half Year” that calculates the total sales when the sales of all the months from July through December are entered (3) Worksheet “Full Year” that automatically calculates the annual total sales by adding the total sales of “First Half Year” to that of “Second Half Year” and then displays the sales by month in a graph a) A test activity which verifies that, if the sales of any month fail to be entered in “First Half Year” or “Second Half Year”, an error occurs in relation to the total sales in the worksheet b) A test activity which verifies that, when the sales of all the months from January through June are entered in “First Half Year” and the sales of all the months from July through December are entered in “Second Half Year”, the total half-year sales are correctly calculated in each worksheet c) A test activity which verifies that the total sales of “First Half Year” and those of “Second Half Year” are correctly reflected in worksheet “Full Year” d) A test activity which sums up the manually calculated total sales of “First Half Year” and “Second Half Year” and then verifies that the result matches the total annual sales that are manually calculated

The development of new business software is completed and ready for installation in the production environment. Which of the following is an appropriate activity that is required during the installation of the software? a) Estimating the total cost required for system operations b) Obtaining all necessary hardware resources such as disk capacity c) Determining the functions to be implemented by the software d) Estimating the person-hours required for the development of the software

Which of the following is an appropriate explanation concerning software maintenance? a) During system development, each program is created and verified on the basis of the detailed design, and also modified as appropriate if a significant error or inaccuracy is detected. b) Programs are revised or modified for the purpose of maintaining the stable system operations and also keeping pace with the development of information technology and some changes in business strategy. c) In response to a question from a system user, the question is recorded and if necessary, transferred to the appropriate department, and after that, the final result is also recorded. d) From a wide range of perspectives, the system including software is investigated, and it is determined whether or not the system can contribute to the management of business operations.

Which of the following is an appropriate description concerning the creation of a test case for a white box test? a) For items in which a numeric value should be entered, a test case is created by setting non-numeric data. b) The relationship between input data and output data is illustrated by using a graph, and the effective combination is created as a test case. c) In a test for entering the body weight of people, a test case is created by setting the upper limit as 300 kg and the lower limit as 500g. d) A test case is created so that all branch paths of a program are executed at least once on the basis of the program logic

In a software development project, the development process is performed in sequence from upstream to downstream. The judgment of whether or not a phase is completed is made for each phase, such as requirements definition, system design, and detailed design, and after that, programming is performed. Which of the following is the software development model that is applicable to such a project? a) Incremental model b) Prototyping model c) Spiral model d) Waterfall model

When the system development process is performed in the order of requirements definition, external design, and internal design, which of the following is an activity that is performed during internal design? a) Determining the target value of the screen response time b) Dividing the system into several subsystems c) Determining the length and attributes of each record stored in a database d) Designing the layout of the I/O screens and forms

Which of the following is the most appropriate purpose of creating a WBS in project management? a) To improve the efficiency of progress management b) To clarify the deliverables and associated activities c) To clarify the standards for quality verification d) To promote awareness of the purpose of a project

In project management, which of the following is an appropriate diagram or chart that can be used for representing the time sequence and dependencies of activities and creating the schedule of a project? a) Arrow diagram b) Cause and effect diagram c) Composite bar chart d) Control chart

In a project, a contingency reserve is the cost that is included in the initial project scope and is prepared for measures against events that are predictable but uncertain. Among the costs that are allocated by the project manager of a vendor company that receives an order for a system development project, which of the following is an appropriate cost that can be classified as a contingency reserve? a) The cost that is necessary for the replacement of a device when the device happens to fail under the development environment b) The cost that is necessary for the activities of the project leader who manages the development progress c) The cost that is necessary for fulfilling the new requirements of users that are outside the scope of the project d) The cost that is necessary for purchasing the quality management tools of a system that are planned to be adopted in the project

Among the descriptions A through C concerning the measures for risk reduction to be considered when a new product is developed, which of the following is the list that contains all appropriate measures for reducing quality-related risks? A: Developing the product by using stable technology B: Purchasing insurance against development delays C: Creating a prototype of the product a) A, B b) A, C c) A, B, C d) B, C

In order to increase the productivity of programming activities in a system development project, the course of training to improve skills necessary for using development tools is planned for new project members. Which of the following is the most appropriate indicator that can be used to evaluate the effect of this plan? a) The total number of participants in training b) The number of times that training is implemented c) The amount of programming created in one day by each member d) The total hours of participation in training by each member

Among the management functions for service support, which of the following is the process of identifying all IT assets such as hardware and software, and creating and maintaining an up-to-date record of those IT assets including related documentation or such other information? a) Configuration management b) Incident management c) Problem management d) Release management

Which of the following is an appropriate description concerning incident management? a) An incident that cannot be resolved within the time period specified in the SLA is transferred to problem management. b) Measures for eliminating or minimizing the possibility of any potential recurrence of an incident are implemented. c) The recovery of a normal service operation is given higher priority than the cause investigation of an incident. d) The occurrence of an incident for which the method of resolution is known does not need to be recorded

Which of the following is the technical term that shows the management cycle in IT service management? a) ITIL b) PDCA c) SLA d) SLCP

Which of the following is an appropriate description concerning a service desk? a) The service desk must provide an automated answering mechanism rather than operator-assisted services. b) The service desk is located within a company, and the relevant business operations are not outsourced. c) Questions, such as how to operate the system, are received through e-mail and telephone. d) The service desk activities can be classified into inbound for receiving phone calls such as those for receiving orders, and outbound for making phone calls such as those for sales

When a contract is signed between a user organization and an IT service provider, which of the following is the document that describes the consensus between the two parties in order to define the quality and scope of services? a) Service catalog b) Service document c) Service level agreement d) Service level requirements

In a data center where IT equipment is installed for providing IT services, which of the following is an appropriate activity that exercises control over the physical environment, such as the cooling and power source of IT equipment, and control over the entrance and exit to and from the data center? a) Access management b) Facility management c) Incident management d) Service level management

IT control is classified into general control and application control concerning IT. General control refers to the control activities for guaranteeing the environment in which each application control works effectively. Application control refers to the control activities for ensuring that all business operations approved in the system for managing business operations are processed and recorded appropriately. Among the descriptions concerning IT control activities, which of the following can be regarded as general control? a) A set of system development rules and regulations that are used commonly across an entire company b) A method for restricting the usage range of a personnel system that is used commonly across an entire company c) A method for managing the master data of an accounting system that is used commonly across an entire company d) A procedure for correcting the input errors of a purchasing system that is used commonly across an entire company

Among the improvement activities that are performed on the basis of the results of a system audit conducted within a company as an internal audit, which of the following is conducted by the system auditor? a) Individual improvements are performed on the basis of the improvement action plan. b) The improvement action plan is approved. c) The items to be improved are decided, and the improvement action plan is developed. d) The improvement status is confirmed, and the improvement results are evaluated

A system auditor is not allowed to have any vested interest in a subject for audit. Which of the following is the technical term that is associated with such a situation? a) Competence of auditor b) Independence of auditor c) Practical experience of auditor d) Presentation ability of auditor

Which of the following is the concept for promoting energy conservation in society and protecting the environment through not only the energy saving of information and telecommunications systems including PCs, servers, and networks, but also the effective use of such systems as well as resources? a) Eco farm b) Environmental assessment c) Green IT d) Zero emission

Which of the following is the most appropriate description concerning management principles? a) It is reviewed and revised every one to two years. b) It expresses a company’s mission and its meaning of existence. c) It defines the management plan and management policy. d) It is not clearly written as a company’s motto or philosophy.

Among the employee training methods, which of the following is classified as “off-the-job training” rather than “on-the-job training”? a) Promoting the independence and autonomy of employees by granting authority to the site where the real work takes place b) Enabling the acquisition of knowledge and techniques through education and training implemented separately from work c) Enabling the acquisition of necessary knowledge and techniques by imparting guidance and training on a planned basis through actual tasks d) Putting forward questions and simple advice to have employees work towards their goals for themselves

Which of the following is an appropriate explanation concerning a Pareto chart? a) It represents the flow of activities from start to end by using an arrowed line for each activity and a circle for the start point or end point for individual activity, and by connecting circles and arrows sequentially from left to right. b) It is created by plotting values of two-dimensional data as coordinate values of the vertical axis and horizontal axis. c) It is a type of graph that combines both a bar graph with items arranged in descending order of frequency and a line graph with cumulative frequencies. d) It has a polygon-like shape where the values on radially elongated numeric axes are connected with a line.

When the test scores of students in eight subjects are evaluated, which of the following is the most appropriate type of graph where each student can compare the average score per subject with his/her own score per subject, and evaluating the score balance between the subjects? a) Histogram b) Pie chart c) Radar chart d) Scatter diagram

Which of the following is a consolidated financial statement by which a parent company indicates the status of revenue and expenses of an accounting period of a corporate group including subsidiaries? a) Consolidated balance sheet b) Consolidated cash flow statement c) Consolidated income statement d) Consolidated statement of shareholders’ equity

Q65. ) Company A researches the tier of loyal customers. “Loyal customers” are defined as customers who have recently purchased something and who have made many purchases. During some recent periods, such as the last one month, two months, and three months, Company A counts the number of customers for each period and each number of purchases, and then creates an analysis table for customer purchases, in order to narrow down the loyal customers. Which of the following is a “customer purchase analysis table” that is suitable for obtaining the stratified number of loyal customers?

Which of the following is an explanation concerning ROE (Return on Equity)? a) It is an index that measures how many times a company’s inventory is sold and replaced in a given period. b) It is an index that measures the safety and soundness of financial activities in a company. c) It is an index that measures the profitability calculated as a company's net income divided by its equity capital. d) It is an index that measures the ratio of dividends paid to stockholders on the basis of the current net profit.

Among the various types of license agreements for a software package, which of the following is an appropriate explanation concerning a site license? a) A software package can be used on multiple computers in a designated company or organization. b) A software package can be used on a designated computer or a definite number of computers. c) A software package can be installed on a designated server, and can also be used by any and all clients to access the server. d) A software package can be used by a designated user or a definite number of users regardless of use or purpose.

Which of the following is the type of software that can be copied or modified freely without permission from the owner of copyright? a) Open source software b) Package software c) Shareware d) Utility software

Which of the following is a case example where Bluetooth is used as a standard protocol of wireless communications for cellular phones, household electric appliances, or such other devices? a) Connecting two controllers to one home video game console without any cables b) Receiving signals from some GPS satellites into a car navigation system c) Reading a QR code by using a cellular phone d) Reading the information or data on an IC card ticket at an automatic ticket gate

There exist two indicators for evaluating the status of achievement of strategic objectives: one is the leading indicator for evaluating the means of achievement of objectives, and the other is the lagging indicator for evaluating the level of achievement of objectives. When the strategic objective is the “acquisition of new customers,” which of the following is considered as a leading indicator? a) The number of new customers b) The number of visits to prospective customers c) The rate of acquisition of new contracts d) The rate of increase in total customers

For the purpose of reviewing business strategy, Company A analyzes the internal and external environments by using a SWOT analysis. Which of the following is the most appropriate example that is handled as an analysis of the internal environment? a) Identifying the characteristics of products that compete with Company A’s products b) Understanding the marginal profit ratio of Company A’s products c) Investigating the market value of Company A’s products d) Performing market research into alternatives to Company A’s products

Which of the following is an appropriate explanation concerning TOB? a) It refers to announcing the time of purchase, number of stocks, price, and such other conditions to buy the stocks of a specific company outside the market. b) It refers to building cooperative relationships, such as financial contribution and cross-shareholdings, between companies. c) It refers to the acquisition of stocks of a company by its own management so that they can become owners themselves. d) It refers to the acquisition of a company through borrowing that uses the assets of the target company as collateral.

Which of the following is the strategy that enables a company to achieve growth by incorporating advanced technologies developed by other companies and human resources with high-level research and development capabilities into the management resources of the company? a) Alliance b) M&A c) R&D d) Technology alliance

Q74. ) In mutual decision-making between Company A and competitor Company B, the scenarios to be executed mutually up to the third scenario, with Company A executing the first scenario, are described as shown in the table below. The numeric values in the table are the expected values of Company A in the step of the third scenario. While Company A selects a scenario for improving its expected value, Company B selects a scenario for reducing the expected value of Company A by predicting the result of the third scenario. What is the expected value (in million dollars) of Company A in the step of the third scenario?

Which of the following is an appropriate explanation concerning target marketing? a) Corporate activities are broken down into individual value activities, and the added value of each activity is analyzed. b) Businesses and products are classified from the viewpoint of growth and market share, and optimum resource allocation according to positioning is performed. c) The market is divided into several segments, and an approach focusing on a small number of segments is undertaken. d) The period of time from the introduction of a product to the market until its decline is divided, and a strategy corresponding to each divided period is established.

In order to achieve the marketing objectives such as an increase in the total sales and the expansion of market share, a company aims for optimization by combining four elements called 4Ps. Which of the following is an appropriate combination of the four elements? a) Place, Price, Product, Profit b) Place, Price, Product, Promotion c) Place, Product, Profit, Promotion d) Price, Product, Profit, Promotion

Q77.) In a sales company, the number of actually stocked products is 100 at the end of April, and the order transactions are recorded until May 10 as shown in the table below. When products come into stock in 5 days after an order is placed, how many stocked products are available for allocation on May 10? Here, holidays of the sales company and its trading partners do not need to be considered, and transactions prior to the previous month can also be ignored. Transaction date | Orders received | Orders placed May 2 | 40 units | — May 3 | — | 50 units May 6 | 20 units | — May 7 | — | 50 units May 9 | 30 units| — a) 60 b) 90 c) 110 d) 140

Which of the following is an appropriate explanation concerning six sigma activities? a) Taking preventive measures against the failures, which might occur in the process of activities, by predicting such potential failures in advance b) Solving the various problems continuously, which occur at the workplace, by getting together as a group of staff members and by discussing such problems in the group c) Improving the quality of target business operations by expressing the quality of the operations in numerical values and by reducing avoidable variation in quality d) Improving quality assurance and customer satisfaction by creating procedures, documents, and records for all activities of quality management

Among the devices A through D, which of the following is the list that contains all devices that are equipped with an embedded system? A: Automated teller machine B: Car navigation device C: Portable game console D: Cellular phone a) A, B b) A, B, C, D c) A, C, D d) B, C

Which of the following is the most appropriate service that makes use of the information sharing function provided by groupware? a) Network management b) Schedule management c) Security management d) User management

When the system life cycle is divided into planning process, requirements definition process, development process, operation process, and maintenance process, which of the following is the appropriate state at the time of completion of the planning process? a) The scope of computerization, system configuration, and basic architecture that are necessary to achieve business objectives are determined. b) The requirements and constraints for the system that are based on user needs and preferences are determined. c) The software requirements that are optimized in light of the system requirements are determined. d) The requirements for business operations including the target system and for the organization of system operations are determined.

In order to make good use of IT to implement the business strategy of a company, which of the following is the most appropriate point to be considered when an information strategy is created? a) The creation of the business strategy is the responsibility of top management, and on the other hand, the creation of the information strategy is the responsibility of the information systems department, and these activities should proceed independently. b) When the computerization of business operations is planned, IT-based automation of actual business processes should be implemented after the investigation into the business functions and workflow of the current business operations. c) When the computerization of business operations is planned, a clear vision of the information system should be clarified, and it should be examined whether the purpose and functions of the information system conform to the business strategy. d) In the stage of creation of the information strategy, the initial cost should be evaluated as the cost of the system, and the cost of system operations and maintenance should be evaluated again at the start of operations.

Which of the following is the technique for analyzing data, such as the purchase history of customers accumulated in a database, and extracting helpful and valuable information for use in business decisions and business operations? a) Data cleansing b) Data mining c) Data modeling d) Data warehouse

Which of the following is the most appropriate system that is installed with the aim of speeding up the application procedure for approval within a company and reducing the administrative workload of staff members and managers? a) MRP system b) POS system c) SFA system d) Workflow system

Company A runs a securities business and outsources a project to develop a stock ordering system to Company B that is a system vendor. During the operational test of the project, a defect is discovered. The defect is caused by the fact that Company B cannot understand the “Exceptional rule for approval of the responsible person during ordering of stocks,” which is established by Company A. Which of the following is the phase where such a rule should be clearly explained? a) Definition of business requirements b) Definition of software requirements c) Definition of system requirements d) Definition of system test requirements

When a system development project is started, which of the following is the appropriate stage for setting the target values for quality, cost, and delivery date? a) Creation of a computerization plan b) Creation of a software installation plan c) Definition of software requirements d) Definition of system requirements

Which of the following is an appropriate explanation concerning an RFP (Request for Proposal)? a) It is created by the vendor with whom an order is placed, with the purpose of requesting the ordering company to submit a request for computerization. b) It is created jointly by the ordering company and the vendor with whom an order is placed, with the purpose of providing the details of the development. c) It is created by the ordering company with the purpose of obtaining specific and concrete ideas for a system from the vendors with whom an order is to be placed. d) It is created by the ordering company with the purpose of collecting information and accumulating knowhow and knowledge from a wide range of sources.