検証済みFC0-U71問題集PDF資料 [2025]
最新のFC0-U71実際の無料試験問題更新された110問あります
CompTIA FC0-U71 認定試験の出題範囲：
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質問 # 22
A user receives a notification about a new software vulnerability. Which of the following is the best way to secure the software?
- A. Configuring a firewall
- B. Enabling authentication
- C. Applying updates
- D. Uninstalling the program
正解：C
解説：
Applying updates (also called patching) is the most effective way to secure software after a vulnerability is discovered. Vendors typically release patches that fix security flaws. While firewalls and authentication add layers of protection, they do not directly fix vulnerabilities. Uninstalling the program may not be practical or necessary.
質問 # 23
A user attempts to log in to a website and receives a prompt to update their password. Which of the following is this an example of?
- A. Password expiration
- B. Password privacy
- C. Password history
- D. Password complexity
正解：A
解説：
A prompt to update a password during login typically indicates that the password has expired based on the system's policy.
Other options:
*Password history prevents reuse of old passwords,
*Password complexity sets rules for character requirements,
*Password privacy involves keeping the password confidential.
質問 # 24
Which of the following units of measurement is used when describing a gaming monitor?
- A. MHz
- B. RAM
- C. GPU
- D. TB
正解：A
解説：
MHz (Megahertz) is used to describe the refresh rate or frequency of a gaming monitor, indicating how many times per second the screen updates.
Other options:
*GPU is a graphics processor,
*RAM is memory,
*TB measures storage capacity.
質問 # 25
A database has the following schema:
Which of the following is the number of records in the schema?
- A. 0
- B. 1
- C. 2
- D. 3
正解：D
解説：
Each row in the table (excluding the header row) represents a record in the database schema. The table has 4 data rows (John, Jane, Allison, Anna), so the number of records is 4.
質問 # 26
A user is creating a simple, static web page. Which of the following language types should the user use?
- A. Scripting
- B. Assembly
- C. Query
- D. Markup
正解：D
解説：
A markup language like HTML is used to create simple, static web pages, defining the structure and layout of the content.
Other options:
*Query languages retrieve data (e.g., SQL),
*Assembly is low-level programming,
*Scripting adds interactivity but isn't needed for static pages.
質問 # 27
Which of the following units of measurement is used when describing a gaming monitor?
- A. MHz
- B. RAM
- C. GPU
- D. TB
正解：A
解説：
MHz (Megahertz) is used to describe the refresh rate or frequency of a gaming monitor, indicating how many times per second the screen updates.
Other options:
*GPU is a graphics processor,
*RAM is memory,
*TB measures storage capacity.
質問 # 28
A company updates its password policy to require that all passwords be reset every 60 days. Which of the following best describes this requirement?
- A. Password expiration
- B. Password management
- C. Password privacy
- D. Password complexity
正解：A
解説：
Password expiration refers to the requirement that passwords must be changed after a certain period-in this case, every 60 days.
Other options:
*Password complexity involves rules about characters used,
*Password management is a broader concept including storage and retrieval,
*Password privacy refers to keeping passwords confidential.
質問 # 29
Which of the following is an example of a MAC address?
- A. 0x3476
- B. 00:50:09:2D:4D:94
- C. fe80:102d:cd62:5434:82ae
- D. 192.68.10.24
正解：B
解説：
A MAC address is a unique hardware identifier formatted as six groups of two hexadecimal digits separated by colons or hyphens.
Other options:
*0x3476 is a hexadecimal number,
*192.68.10.24 is an IPv4 address,
*fe80:102d:cd62:5434:82ae is an IPv6 address.
質問 # 30
Which of the following encryption types protects data at rest?
- A. HTTPS
- B. VPN
- C. File-level
- D. Plaintext
正解：C
解説：
File-level encryption protects data at rest by encrypting files stored on a disk or drive, ensuring that data is secure even when not actively being transmitted.
Other options:
*VPN and HTTPS protect data in transit,
*Plaintext offers no encryption or protection.
質問 # 31
Which of the following refers to a human-readable program?
- A. Object-oriented
- B. Pseudocode
- C. Branch
- D. Sequence
正解：B
解説：
Pseudocode is a human-readable description of a program's logic, using plain language and structured formatting to outline steps without strict syntax.
Other options:
*Branch refers to decision points in code,
*Sequence refers to the order of operations,
*Object-oriented describes a programming paradigm.
質問 # 32
Which of the following represents the largest unit of storage?
- A. 2,000KB
- B. 20TB
- C. 2,000GB
- D. 200MB
正解：C
解説：
The units rank as follows from largest to smallest:
*1 TB = 1,000 GB,
*20 TB = 20,000 GB,
*2,000 GB is smaller than 20 TB
*200 MB and 2,000 KB are much smaller units.
質問 # 33
A student is setting up a laptop with a built-in camera for an online class. Upon logging in, the student is able to see the teacher, but the teacher is unable to see the student. Which of the following actions would most likely fix this issue?
- A. Disable pop-up blockers.
- B. Reset the peripheral IP.
- C. Install a videoconference application.
- D. Update the device driver.
正解：D
解説：
If the built-in camera is not functioning properly, such as not sending video, the most likely cause is a driver issue. Updating the device driver can restore proper functionality.
Other options:
*Pop-up blockers don't affect camera access,
*Installing the app is not needed if it's already in use,
*Resetting the peripheral IP is unrelated to camera functionality.
質問 # 34
Which of the following data types would be best for storing data representing a phone number?
- A. Integer
- B. Float
- C. Char
- D. String
正解：D
解説：
A phone number is best stored as a string because it may include leading zeros, parentheses, dashes, or plus signs, which are not handled properly by numeric data types like integers or floats.
Other options:
*Integer and float are numeric types unsuitable for formatted phone numbers,
*Char holds only a single character.
質問 # 35
Which of the following is a touch screen used for? (Choose two.)
- A. Processing
- B. Storage
- C. Logging
- D. Output
- E. Input
- F. Networking
正解：D、E
解説：
A touch screen functions as both an input device (accepting user touch commands) and an output device (displaying images and information).
It does not perform storage, networking, processing, or logging.
質問 # 36
A user logs in with the same credentials across multiple websites. Which of the following password policies would most likely prevent this practice?
- A. Complexity
- B. Privacy
- C. Length
- D. Reuse
正解：D
解説：
A password reuse policy prevents users from using the same password across multiple systems or websites, helping to improve security by reducing the impact of a compromised password.
Other options:
*Complexity ensures password strength,
*Privacy relates to keeping passwords secret,
*Length specifies the minimum number of characters.
質問 # 37
Which of the following types of AI is used to edit images?
- A. Predictive
- B. Chatbot
- C. Generative
- D. Assistive
正解：C
解説：
Generative AI creates or modifies content, such as editing images, generating art, or producing media.
Other options:
*Assistive AI supports tasks,
*Predictive AI forecasts outcomes,
*Chatbots simulate conversation but do not edit images.
質問 # 38
Which of the following must be included when backing up a workstation?
- A. Application data
- B. Cloud-hosted files
- C. Emails
- D. Installation files
正解：A
解説：
When backing up a workstation, it's essential to include application data, which contains the user's work and settings.
Other options:
*Cloud-hosted files are usually backed up separately by the cloud service,
*Emails may be stored in the cloud or server,
*Installation files can typically be re-downloaded and are not critical for backup.
質問 # 39
A technician identifies the potential cause of a problem. Which of the following troubleshooting steps should the technician take next?
- A. Verify system functionality.
- B. Document the findings.
- C. Test the theory.
- D. Create a plan of action.
正解：C
解説：
After identifying the potential cause of a problem, the next step is to test the theory to confirm if the suspected cause is correct before proceeding with a solution.
Other options:
*Create a plan of action and verify system functionality come after confirmation,
*Document the findings is done after resolution.
質問 # 40
A lab technician removes access from students who do not need to use a fileshare. Which of the following best describes this action?
- A. Single sign-on
- B. Least privilege model
- C. Non-repudiation
- D. Multifactor authentication
正解：B
解説：
Removing unnecessary access to resources like fileshares follows the least privilege model, ensuring users only have the minimum permissions necessary for their tasks.
Other options:
*Non-repudiation ensures actions cannot be denied,
*Multifactor authentication involves multiple verification steps,
*Single sign-on allows one login for multiple systems.
質問 # 41
Which of the following devices extends the range of a network?
- A. Access point
- B. Host firewall
- C. Server
- D. Modem
正解：A
解説：
An access point extends the range of a wireless network by allowing more devices to connect and by covering additional physical areas. The other options serve different purposes:
*Modem connects to the internet,
*Server provides services,
*Host firewall protects a device but does not extend network range.
質問 # 42
A user wants to purchase a portable device that can be used exclusively for viewing books. Which of the following devices would be the best option?
- A. Laptop
- B. E-reader
- C. Tablet
- D. VR system
正解：B
解説：
An e-reader is the best option for viewing books due to its e-ink display, which is easier on the eyes, readable in bright light, and has long battery life - making it ideal for exclusive reading use.
Other options:
*Laptops and tablets are multipurpose,
*VR systems are not designed for reading.
質問 # 43
A refrigerator sends an alert to user's phone when there is no more milk. Which of the following OS types is being used in the refrigerator?
- A. Workstation
- B. Mobile
- C. Embedded
- D. Server
正解：C
解説：
The refrigerator uses an embedded operating system, which is a specialized OS designed to run on dedicated devices like appliances, allowing them to perform specific functions such as sending alerts.
Server, mobile, and workstation OS types are intended for broader, more complex systems.
質問 # 44
Which of the following is commonly used to measure the RAM capacity of a smartphone?
- A. GB
- B. KB
- C. TB
- D. MB
正解：A
解説：
Gigabytes (GB) are the standard unit for measuring RAM capacity in modern smartphones, typically ranging from 2GB to 16GB.
KB and MB are too small, TB is used for large storage, not RAM.
質問 # 45
Users are discussing the birthdays and home addresses of notable public figures in a public chat room. Which of the following security concepts is being compromised?
- A. Availability
- B. Integrity
- C. Privacy
- D. Confidentiality
正解：C
解説：
Discussing birthdays and home addresses of individuals - even public figures - violates privacy, which concerns the protection of personal or sensitive information.
Other options:
*Confidentiality refers to restricting access to sensitive data,
*Integrity ensures data is not altered,
*Availability ensures data and systems are accessible when needed.
質問 # 46
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