Đề Thi FE JFE301 - SP26 - FE

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SP2026

Thời Gian

6/5/26

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JFE301 SP26 FE

1. (Choose 1 answer)

A check digit for a 4-digit number abcd can be calculated as follows: mod((a*4+b*3+c*2+d*1), 10). When the check digit for the 4-digit number “7b42” is equal to 6, which of the following is the correct number to be put in b? Here, mod (x, y) returns the remainder after “x” is divided by “y”
A. 7
B. 6
C. 5
D. 8
2. (Choose 1 answer)

Which of the following is an appropriate explanation of the spooling function?
A. The overall processing power of a system is enhanced by performing data transfer between the main storage and low-speed input/output devices via auxiliary storage devices.
B. Execution of the programs is temporarily suspended, and control is transferred to the control program.
C. If a CPU becomes idle because of the execution of input/output instructions while executing a certain task, the CPU is assigned to another task.
D. The access time to auxiliary storage devices is reduced by providing a buffer pool consisting of multiple buffers and by increasing the probability of accessing buffers located in the main storage.
3. (Choose 1 answer)

Which of the following is a service delivery process that is defined, agreed, recorded, and managed in IT service management?
A. Schedule management
B. Risk management
C. Quality management
D. Service level management
4. (Choose 1 answer)

Which of the following is an appropriate description concerning the maturity level in the staged representation of CMMI?
A. At the “initial” level, processes are characterized for projects and are often reactive.
B. At the “defined” level, processes are statistically measured and controlled.
C. At the “managed” level, processes are documented and followed.
D. At the “quantitatively managed” level, processes are continually improved.
5. (Choose 1 answer)

Which of the following is equivalent to the result of the arithmetic expression “753₈ – A6₁₆”?
Here, each number is written in radix notation; that is, the radix is represented by a subscript following the number.
A. 101001101₂
B. 501₈
C. 325₁₀
D. 135₁₆
6. (Choose 1 answer)

Which of following statement is INCORRECT of cloud computing?
A. Companies can scale up to massive capacities in an instant without having to invest in new infrastructure, train new personnel, or license new software.
B. Amazon Web Services (AWS) EC2 is a sample of cloud computing.
C. One concern is if one piece of the software on a node fails, other pieces of the software on other nodes may fail.
D. It evolves from grid computing and provides on-demand resource provisioning.
E. It relies on sharing of resources to achieve coherence and economies of scale, similar to a utility (like the electricity grid) over a network.
7. (Choose 1 answer)

Which of the following statements is TRUE about the critical path in PERT?
A. Activities on the critical path have slack time
B. Critical path always has the least number of tasks
C. Critical path can be ignored if resources are sufficient
D. Delays in critical path activities will delay the entire project
8. (Choose 1 answer)

Which of the following is the most appropriate indicator that is directly helpful in managing software quality in a system development project?
A. Number of completed work packages that compose a WBS
B. Productivity of individual programming
C. Program version and modification level
D. Period of time required to adequately review each deliverable
9. (Choose 1 answer)

The following statement is true/ false about CRM? Customer Relationship Management (CRM) is a cross-functional enterprise system driven by an integrated suite of software modules that supports the basic internal business processes of a company. CRM gives a company an integrated real-time view of its core business processes such as production, order processing, and inventory management, tied together by CRM applications software and a common database maintained by a database management system. CRM systems track business resources (such as cash, raw materials, and production capacity) and the status of commitments made by the business (such as customer orders, purchase orders, and employee payroll), no matter which department (manufacturing, purchasing, sales, accounting, and so on) has entered the data into the system. CRM facilitates information flow between all business functions inside the organization, and manages connections to outside stakeholders.
A. False
B. True
10. (Choose 1 answer)

Given the following inventory data: Item Annual Value ($) P 4000 Q 2500 R 1500 S 800 T 200 Which statement is correct according to ABC analysis?
A. Items P, Q, R are Class A
B. All items are equally important
C. Items P and Q are Class A
D. Item P alone is Class A
11. (Choose 1 answer)

Which of the following is a role of the program register (i.e., program counter) of the CPU?
A. In order to read out an instruction, it contains the address where the next instruction is stored.
B. In order to perform an arithmetic or logical operation, it contains data that is read out from the memory.
C. In order to execute a conditional branch instruction, it contains the state of operation results.
D. In order to decode an instruction, it contains the instruction that is read out from the memory.
12. (Choose 1 answer)

What is the function point value of a program that has the functions and characteristics shown in the table below? Here, the correction coefficient of complexity is 0.75.
A. 18
B. 24
C. 30
D. 32
13. (Choose 1 answer)

Which of the following is an appropriate technique that is used for implementing a queue as a data structure?
A. FIFO
B. LIFO
C. LFU
D. LRU
14. (Choose 1 answer)

There is a digital video recording system installed with four security cameras. In this system, the video data from each camera is captured at 30 frames per second with a resolution of 640 × 480 pixels and a color depth of 16 bits per pixel, and then it is stored in the hard disk drive. Which of the following is the approximate storage capacity that is required for recording all video data for one minute? Here, 1 MB is 10^6 bytes, and 1 GB is 10^9 bytes.
A. 74 MB
B. 4.5 GB
C. 19 MB
D. 1.2 GB
15. (Choose 1 answer)

Which of the following is an appropriate combination of the fundamental object-oriented programming concepts?
A. Abstraction, encapsulation, inheritance, polymorphism
B. Virtualization, structuring, projection, class
C. Materialization, structuring, continuity, class
D. Normalization, encapsulation, division, class
16. (Choose 1 answer)

A systems design is represented using several diagrams. When a system analyst wants to confirm the design information such as the relationships among functions and the interface among modules in a hierarchical manner, which of the following is the most appropriate diagram that should be inspected by the analyst?
A. WBS diagram
B. Data flow diagram
C. Entity-relationship diagram
D. State transition diagram
17. (Choose 1 answer)

Which of the following is a protocol for e-mail on the Internet that allows an e-mail client to access e-mail on a remote mail server?
A. MIME
B. SMTP
C. POP3
D. IMAP
18. (Choose 1 answer)

Determine which type of network class and default subnet mask of this IP address belong to? IP version 4 = 216.58.221.78
A. Class C, and default subnet mask is 255.255.255.0
B. Class A, and default subnet mask is 255.0.0.0
C. It's an incorrect IP address
D. Class B, and default subnet mask is 255.255.0.0
19. (Choose 1 answer)

In a certain project, each of the 6 employee members needs to communicate on a one-to-one basis. What is the minimum number of paths needed to communicate in such a way?
A. 15
B. 9
C. 6
D. 30
20. (Choose 1 answer)

The syntax rules of the field identifier "field ID" are represented in BNF notation as shown below. When each ID is defined as an arbitrary sequence of letters and/or digits, which of the following should be inserted into the blank A? <field ID>::= <ID> | <field ID>.<ID>
<ID>::= A
<letter>::= a|b|c|d|e|f|g|h|i|j|k|l|m|n|o|p|q|r|s|t|u|v|w|x|y|z
<digit>::= 0|1|2|3|4|5|6|7|8|9 a) <ID>.<letter>|<ID>.<digit>
b) <ID><letter>|<ID><digit>|<ID>.<ID>
c) <letter>|<digit>|<ID><letter>|<ID><digit>
d) <letter><ID>|<digit><ID>
A. Choose b
B. Choose c
C. Choose d
D. Choose a
21. (Choose 1 answer)

A GUI screen contains a candidate list from which a user can select an item. Which of the following is an appropriate case to adopt this data entry method?
A. Input data needs to be edited.
B. Candidates consist of many different values.
C. Data, like a sentence, that does not have a constant value needs to be entered.
D. Candidates consist of only a few predetermined values.
22. (Choose 1 answer)

When the binary tree shown in the figure below is stored in a one-dimensional array A under the following conditions, what is the array index of the node "T"?
A. 6
B. 7
C. 3
D. 10
23. (Choose 1 answer)

Which of the following is the appropriate combination of 4 color inks or toners for a full-color printer?
A. Cyan, Magenta, Yellow, and Black
B. Aqua, Orange, Brown, and Black
C. Red, Green, Blue, and Black
D. Red, Green, Blue, and Gray
24. (Choose 1 answer)

Which of the following is a chart or a diagram that is often used in quality control to rank issues or problems in descending order of frequency?
A. Pareto chart
B. Cause-and-effect diagram
C. Control chart
D. Scatter diagram
25. (Choose 1 answer)

Which of the following is the appropriate flow of execution of SQL statements?
A. Code generation => Optimization => Decomposition => Execution
B. Decomposition => Optimization => Code generation => Execution
C. Optimization => Decomposition => Code generation => Execution
D. Decomposition => Code generation => Optimization => Execution
26. (Choose 1 answer)

When the expression (A - 2 x (B + C) - D x E) x F in conventional infix notation is converted to the prefix expression, which of the following represents the resulting expression?
A. A2BC + x - DE x - F x
B. A2BC + x - DE x F - x
C. x - - A x 2 x B + CDEF
D. x - - A x 2 + BC x DEF
27. (Choose 1 answer)

Multiple directories having the names A and B are managed in the structure shown below. When the current directory is changed in order of \BA ->..\B -> \A, which of the following is the resulting current directory? Here, directories are specified as follows: [Methods to specify directories] (1) A directory is referenced as \directory name\directory name, where the directories on the path are listed and separated with \ (backslash) in sequence, followed by \ and the directory name. (2) The current directory is represented by. (one period). (3) The directory one level above is represented by.. (two periods). (4) When a reference begins with \, it is assumed that the root directory is omitted from the beginning of the reference. (5) When a reference does not start with \,.., or., it is assumed that \, which means that the reference is under the current directory, is omitted from the beginning of the reference.
A. A
B. \A
C. \B\A
D. \BA
28. (Choose 1 answer)

Which of the following is an appropriate description in comparison of how to safeguard IC cards and magnetic cards against forgery?
A. A magnetic card is more robust against forgery than an IC card because the magnetic card uses a bar code for information recording.
B. An IC card is more robust against forgery than a magnetic card because the IC card uses a two-dimensional code for information recording.
C. A magnetic card is more robust against forgery than an IC card because the magnetic card stores information on a magnetic stripe and has a more complicated data protection mechanism.
D. An IC card is more robust against forgery than a magnetic card because the IC card provides the features of storing and encrypting information in the IC chip.
29. (Choose 1 answer)

Which of the following is an appropriate description concerning a use case diagram in UML?
A. It is used to represent mutual actions by means of messages sent and received between objects.
B. It is used to model the functional, informational, behavioral, and organizational workflow perspectives.
C. It is used to describe the sequence of states that an object goes through in response to external events.
D. It is used to show what system functions are performed for which actor, from the user's perspective.
30. (Choose 1 answer)

A part of a program was changed to add a new function to a system in operation. Which of the following is the most appropriate environment that is used for testing the new program without affecting the system in operation, in order to determine whether or not the system can be brought into full operation?
A. Test environment for other systems
B. Test environment equivalent to production
C. Production environment
D. Programming environment
31. (Choose 1 answer)

Which of the following is an explanation of the use case diagram shown below?
A. There are four use cases, and the names of those use cases are order management system, order processing, order change processing, and order cancellation processing.
B. The order management system is inside the system boundary, while the ordering staff and the inventory management system are outside the system boundary.
C. The ordering staff is the only actor, because the inventory management system is not a person.
D. The scope of system development includes both the order management system and the inventory management system.
32. (Choose 1 answer)

Which of the following refers to online scams where thieves attempt to entice e-mail recipients into clicking on a link that takes them to a bogus website, and the website may prompt the recipient to provide personal information such as social security number, bank account number, and credit card number, and/or it may download malicious software onto the recipient's computer?
A. DoS attack
B. Trojan horse
C. Cross site scripting
D. Phishing
33. (Choose 1 answer)

Which of the following is the appropriate item to be checked when the ordered software is delivered?
A. The functions described in the specifications are implemented.
B. A quality management plan is provided.
C. The details of the cost estimation submitted by the supplier are reasonable.
D. The activity report indicates that there is no delay in making progress on activities.
34. (Choose 1 answer)

Which of the following helps improve availability?
A. Doubling both MTBF and MTTR
B. Reducing MTBF to half and doubling MTTR
C. Reducing both MTBF and MTTR to half
D. Doubling MTBF and reducing MTTR to half
35. (Choose 1 answer)

Which of the following is the main purpose of a penetration test?
A. To confirm that the outputs resulting from various inputs to the target program are identical with the outputs defined in the specifications
B. To confirm the strength of the in-use encryption method
C. To confirm that there is neither a security hole nor a setup error on the firewall and public servers
D. To confirm the number of sessions that the firewall can process per unit time
36. (Choose 1 answer)

View the picture and choose right answer. As shown in the figure below, all the lines show signs of leveling off in the control chart of a program test. Which of the following can be inferred from this condition?
A. a) Numerous bugs have occurred, and the number of completed test items has stopped rising.
B. b) The bug occurrence and test item completion rates match, and there are no more unresolved bugs.
C. c) The number of completed test items has risen, and bugs have stopped occurring.
D. d) The process is facing some bugs that are difficult to resolve, and subsequent tests are not proceeding.
37. (Choose 1 answer)

Which of the following means product improvement, and product disposal are planned according to each stage of introduction, growth, maturity, and decline?
A. Business continuity plan
B. Product life cycle strategy
38. (Choose 1 answer)

What is the data remaining on the stack after doing the following operations, assume that from start, stack is empty? push 5 => push 10 => push 5 => pop => push 10 => push 10 => push 5 => pop => pop. Assume that stack is empty at first and sequence format 5, 8, 10 mean that 5 is at bottom of stack and 10 is at top of stack.
A. 5, 10, 10
B. 10, 10, 5
C. 10, 5, 10
D. 5, 5, 10
39. (Choose 1 answer)

When ABC analysis is used to categorize product items in the table below, which of the following is the combination of the product numbers for the items that are categorized into the group "A"?
A. 1 and 2
B. 2 and 5
C. 4 and 8
D. 2 and 6
40. (Choose 1 answer)

Which of the following is the main task of a service desk?
A. Conducting interviews to collect computerization needs for future system planning
B. Investigating and analyzing system utilization to evaluate the IT service level
C. Responding to inquiries, such as system failures, for enhanced user convenience
D. Investigating the cause of bugs to improve the quality of application software
41. (Choose 1 answer)

There is a standard that can represent data in a hierarchical structure by enclosing data that corresponds to nesting with tags <N>, which means the start, and </N>, which means the end, and then linking the nesting these tags. Company A decides to comply with this standard and create a paper by using the structural rules: Structural rules
A paper is composed of a header and a body text.
The header is composed of a title and author information.
Author information is composed of a name and a department. Which of the following is the appropriate header of a paper named “New Document Management” that is created by Jack Smith of the Information Systems Department (I/S Department) in accordance with this standard and these structural rules?
A.
B. <header><author info><title>New Document Management<name>Jack Smith</name><dept>I/S Department</dept></author info></header>
B.
D. <header><title>New Document Management</title><author info><name>Jack Smith</name></author info><dept>I/S Department</dept></header>
C.
F. <header><title>New Document Management</title><author info> <name>Jack Smith</name> <dept>I/S Department</dept></author info></header>
D.
H. <header><title>New Document Management</title><name>Jack Smithauthor info><dept>I/S Department</dept></author info></name></header>
42. (Choose 1 answer)

In the RAID3 system shown below, three disks (Disks 0 through 2) for byte-striped data and one dedicated parity disk (Disk 3) are used as one volume. Parity byte Ap is generated by calculating the "exclusive OR" (⊕) of three bytes in Disks 0 through 2. For example, Ap(1-3) = A1 ⊕ A2 ⊕ A3. In the event of a disk failure, data recovery can be accomplished by using the information recorded on the remaining three error-free disks. Which of the following operations should be executed for this data recovery?
A. AND
B. Exclusive NOR
C. Exclusive OR
D. OR
43. (Choose 1 answer)

Which of the following is the most appropriate description concerning the exclusive control of a DBMS?
A. Exclusive control is necessary for data that might be updated simultaneously by several people.
B. Exclusive control is necessary for improving the processing speed of data that is frequently accessed.
C. Exclusive control is necessary for preventing the occurrence of a deadlock when data is accessed.
D. In order to improve the processing speed, the range of the data on which exclusive control is performed must be made as wide as possible.
44. (Choose 1 answer)

Which of the following is a protocol for e-mail on the Internet that supports not only text but other data such as audio and images through message header extension?
A. HTML
B. SMTP
C. MIME
D. MHS
45. (Choose 1 answer)

There is an 8-bit register where integers are represented in binary by using 2's complement for negative numbers. When the decimal integer "-24" is stored in the register and then arithmetically shifted 2 bits right, what is the resulting value in decimal? Here, the leftmost bit of the register is used as a sign bit.
A. 58
B. -6
C. -96
D. -102
46. (Choose 1 answer)

Which of the following is an activity performed during the external design phase of system development?
A. Designing the physical data
B. Finalizing the performance requirements
C. Designing the programs
D. Designing the screens and form layouts
47. (Choose 1 answer)

According to a survey of 100 students, there are 40 students studying English, 30 studying French, and 25 studying Spanish. In addition, 8 students are studying English and French, 6 are studying English and Spanish, 5 are studying French and Spanish, and 22 are not studying any of the three languages. Which of the following is the number of students studying all three languages?
A. 1
B. 3
C. 2
D. 4
48. (Choose 1 answer)

When CPU processing and printing are performed for four jobs under the conditions below, how many minutes does it take to complete them from the start of the first CPU processing until the end of the last printing? [Conditions] (1) The multiplicity of jobs is 1 during execution. (2) The CPU processing time of each job is 20 minutes. (3) 400 Mbytes of printing data are spooled for each job when the CPU processing ends. The printing function of the OS operates after spooling is completed, and printing is performed by the printer. (4) One printer is available, and the printing speed is 10 minutes per 100 Mbytes. (5) The functions of CPU processing and printing can operate in parallel, and do not affect each other. (6) The time period that is not mentioned in the conditions, such as the time required for spooling, can be ignored.
A. 160
B. 120
C. 180
D. 240
49. (Choose 1 answer)

It focuses on system implementation behavior and is preferred over verification for the following reasons: - It facilitates the consideration of environmental factors that influence system behavior. - It allows feature interaction. A key its feature is error detection, which ensures correct functional implementation. What is kind of testing?
A. Integration test
B. System test
C. Operational test
D. Unit test
50. (Choose 1 answer)

Which of the following is INCORRECT formular to determine break-event point?
A. Break-event point = fixed_cost / (sales-variable_cost)
B. Break-event point = quantity_sold * variable_cost
C. Break-event point = fixed_cost / (1-variable_cost/sales)
D. Break-event point = fixed_cost / (1-variable_cost_ratio)
51. (Choose 1 answer)

Which of the following is an explanation of SFA (Sales Force Automation)?
A. It is a method or a concept to improve business efficiency by planning and managing company-wide business resources effectively and comprehensively.
B. It is a method to improve sales efficiency and quality and to increase sales and profits by utilizing IT in sales activities.
C. It is to perform commercial transactions with consumers or between businesses by utilizing an electronic network such as the Internet.
D. It is a system to support the business activities of retail stores by increasing their sales and profits, thereby increasing their business transactions with wholesalers or manufacturers.
52. (Choose 1 answer)

What is HDLC protocol stands for?
A. High-level Data Link Control
B. High-level Data Link Commission
C. Highlevel Data Link Communication
D. High-Density Link Control
53. (Choose 1 answer)

Which of the following can be achieved by using SSL/TLS?
A. Processing time is shortened in communication between clients and servers.
B. Communication between clients and servers is encrypted.
C. The SMTP connection from mail software to a Web server is enabled.
D. The trails of communication between browsers and Web servers are secured.
54. (Choose 1 answer)

There exist the same two devices, each with an MTBF of 45 hours and an MTTR of 5 hours. What is the availability of a system that connects these TWO devices in series?
A. 0.76
B. 0.95
C. 0.99
D. 0.81