CompTIA IT Fundamentals (ITF+)
Certification Examination QUESTION
AND CORRECT ANSWERS (VERIFIED
ANSWERS) PLUS RATIONALES 2026 Q&A
INSTANT DOWNLOAD PDF
1. Which of the following best describes the role of an operating system?
A. It compiles source code into machine code
B. It protects the computer from physical damage
C. It manages hardware resources and provides services for applications
D. It connects the computer to the internet
Answer: C
Rationale: The operating system acts as an intermediary between hardware and
applications, managing CPU, memory, storage, and input/output devices.
2. Which hardware component is primarily responsible for executing
instructions?
A. RAM
B. Hard disk drive
C. Power supply
D. Central Processing Unit (CPU)
Answer: D
Rationale: The CPU performs calculations and executes program instructions,
making it the “brain” of the computer.
, 3. What does RAM stand for?
A. Readily Available Memory
B. Random Access Module
C. Random Access Memory
D. Read Access Memory
Answer: C
Rationale: RAM is volatile memory used to temporarily store data and
instructions that the CPU needs immediately.
4. Which of the following is an example of an input device?
A. Monitor
B. Printer
C. Keyboard
D. Speakers
Answer: C
Rationale: Input devices are used to enter data into a computer system, such as
keyboards and mice.
5. Which storage type is considered non-volatile?
A. Cache
B. RAM
C. Registers
D. Solid-state drive (SSD)
Answer: D
Rationale: Non-volatile storage retains data even when power is turned off,
unlike RAM or cache.
6. What is the primary purpose of application software?
A. Control hardware
, B. Manage system resources
C. Perform specific user tasks
D. Boot the computer
Answer: C
Rationale: Application software is designed to help users perform tasks such as
word processing, accounting, or browsing the web.
7. Which file extension is commonly associated with spreadsheet files?
A. .docx
B. .pptx
C. .xlsx
D. .pdf
Answer: C
Rationale: The .xlsx extension is used by Microsoft Excel and other spreadsheet
applications.
8. Which of the following best describes cloud computing?
A. Storing data only on local hard drives
B. Running applications without an OS
C. Delivering computing services over the internet
D. Using only open-source software
Answer: C
Rationale: Cloud computing provides access to servers, storage, databases, and
software via the internet.
9. What is phishing?
A. A method of hardware cooling
B. A network troubleshooting technique
, C. A social engineering attack to steal information
D. A type of encryption
Answer: C
Rationale: Phishing uses deceptive messages to trick users into revealing
sensitive information such as passwords or credit card numbers.
10.Which of the following is an example of an operating system?
A. Microsoft Word
B. Google Chrome
C. Linux
D. Adobe Photoshop
Answer: C
Rationale: Linux is an operating system, while the others are application
software.
11.What does GUI stand for?
A. General User Interface
B. Graphical Unified Interface
C. Graphical User Interface
D. Global User Interaction
Answer: C
Rationale: A GUI allows users to interact with a system using visual elements like
icons and menus.
12.Which network device connects multiple devices within a local area
network (LAN)?
A. Modem
B. Router
Certification Examination QUESTION
AND CORRECT ANSWERS (VERIFIED
ANSWERS) PLUS RATIONALES 2026 Q&A
INSTANT DOWNLOAD PDF
1. Which of the following best describes the role of an operating system?
A. It compiles source code into machine code
B. It protects the computer from physical damage
C. It manages hardware resources and provides services for applications
D. It connects the computer to the internet
Answer: C
Rationale: The operating system acts as an intermediary between hardware and
applications, managing CPU, memory, storage, and input/output devices.
2. Which hardware component is primarily responsible for executing
instructions?
A. RAM
B. Hard disk drive
C. Power supply
D. Central Processing Unit (CPU)
Answer: D
Rationale: The CPU performs calculations and executes program instructions,
making it the “brain” of the computer.
, 3. What does RAM stand for?
A. Readily Available Memory
B. Random Access Module
C. Random Access Memory
D. Read Access Memory
Answer: C
Rationale: RAM is volatile memory used to temporarily store data and
instructions that the CPU needs immediately.
4. Which of the following is an example of an input device?
A. Monitor
B. Printer
C. Keyboard
D. Speakers
Answer: C
Rationale: Input devices are used to enter data into a computer system, such as
keyboards and mice.
5. Which storage type is considered non-volatile?
A. Cache
B. RAM
C. Registers
D. Solid-state drive (SSD)
Answer: D
Rationale: Non-volatile storage retains data even when power is turned off,
unlike RAM or cache.
6. What is the primary purpose of application software?
A. Control hardware
, B. Manage system resources
C. Perform specific user tasks
D. Boot the computer
Answer: C
Rationale: Application software is designed to help users perform tasks such as
word processing, accounting, or browsing the web.
7. Which file extension is commonly associated with spreadsheet files?
A. .docx
B. .pptx
C. .xlsx
D. .pdf
Answer: C
Rationale: The .xlsx extension is used by Microsoft Excel and other spreadsheet
applications.
8. Which of the following best describes cloud computing?
A. Storing data only on local hard drives
B. Running applications without an OS
C. Delivering computing services over the internet
D. Using only open-source software
Answer: C
Rationale: Cloud computing provides access to servers, storage, databases, and
software via the internet.
9. What is phishing?
A. A method of hardware cooling
B. A network troubleshooting technique
, C. A social engineering attack to steal information
D. A type of encryption
Answer: C
Rationale: Phishing uses deceptive messages to trick users into revealing
sensitive information such as passwords or credit card numbers.
10.Which of the following is an example of an operating system?
A. Microsoft Word
B. Google Chrome
C. Linux
D. Adobe Photoshop
Answer: C
Rationale: Linux is an operating system, while the others are application
software.
11.What does GUI stand for?
A. General User Interface
B. Graphical Unified Interface
C. Graphical User Interface
D. Global User Interaction
Answer: C
Rationale: A GUI allows users to interact with a system using visual elements like
icons and menus.
12.Which network device connects multiple devices within a local area
network (LAN)?
A. Modem
B. Router
