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CompTIA A+ Certification Practice Test Questions and
Correct Answers/ Latest Update / Already Graded
The main functionality of the Basic Input/Output System (BIOS) is to perform the
initial hardware checks after the computer is powered on and start up the
operating system.
True or False
Ans: True
Which of the following resources can be used by an Operating System (OS) to
communicate with hardware? (Select 2 answers)
Device Manager
Secure Shell (SSH)
Device drivers
System BIOS
Command-Line Interface (CLI)
Ans: Device drivers
System BIOS
In modern PCs, the procedure of replacing BIOS contents is sometimes referred
to as:
Hard boot
Overclocking
© 2025/ 2026 | ® All rights reserved
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Flashing the BIOS
Direct memory access (DMA)
Ans: Flashing the BIOS
BIOS updates are performed in order to: (Select all that apply)
-Repair damaged BIOS
-Fix physical hardware faults found in replaceable components inside the
computer's case
-Provide support for new types of attached hardware
-Fix known programming errors discovered in the current BIOS version
Ans: -Repair damaged BIOS
-Provide support for new types of attached hardware
-Fix known programming errors discovered in the current BIOS version
Which of the following terms refer to BIOS types that can be updated without
removing the BIOS chip from a motherboard? (Select 2 answers)
EEPROM
ROM
Plug and Play (PnP)
EPROM
Flash Memory
© 2025/ 2026 | ® All rights reserved
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Ans: EEPROM
Flash Memory
Which Microsoft Windows OS utility can be used to view basic information about
computer's BIOS?
WINVER.EXE
MSINFO32.EXE
Control Panel
SERVICES.MSC
Ans: MSINFO32.EXE
Power failure during BIOS upgrade can be the cause of irreversible damage to the
computer system.
True or False
Ans: True
After a normal system shutdown, when the computer is turned off, contents of
the memory used to store BIOS settings are:
Erased
Retained
Stored in a page file
Saved on a hard drive
© 2025/ 2026 | ® All rights reserved
, 4 | Page
Ans: Retained
Which of the acronyms listed below refers to a series of basic hardware
diagnostic tests performed by the startup BIOS after the computer is powered
on?
IDE
POTS
QoS
POST
Ans: POST
After replacing a modular hardware component inside computer case, the
updated information about specific parameters of the new device can be stored
in: (Select 2 answers)
System BIOS
Flash memory
Startup BIOS
Secondary storage
CMOS RAM
Ans: Flash memory
CMOS RAM
© 2025/ 2026 | ® All rights reserved
CompTIA A+ Certification Practice Test Questions and
Correct Answers/ Latest Update / Already Graded
The main functionality of the Basic Input/Output System (BIOS) is to perform the
initial hardware checks after the computer is powered on and start up the
operating system.
True or False
Ans: True
Which of the following resources can be used by an Operating System (OS) to
communicate with hardware? (Select 2 answers)
Device Manager
Secure Shell (SSH)
Device drivers
System BIOS
Command-Line Interface (CLI)
Ans: Device drivers
System BIOS
In modern PCs, the procedure of replacing BIOS contents is sometimes referred
to as:
Hard boot
Overclocking
© 2025/ 2026 | ® All rights reserved
, 2 | Page
Flashing the BIOS
Direct memory access (DMA)
Ans: Flashing the BIOS
BIOS updates are performed in order to: (Select all that apply)
-Repair damaged BIOS
-Fix physical hardware faults found in replaceable components inside the
computer's case
-Provide support for new types of attached hardware
-Fix known programming errors discovered in the current BIOS version
Ans: -Repair damaged BIOS
-Provide support for new types of attached hardware
-Fix known programming errors discovered in the current BIOS version
Which of the following terms refer to BIOS types that can be updated without
removing the BIOS chip from a motherboard? (Select 2 answers)
EEPROM
ROM
Plug and Play (PnP)
EPROM
Flash Memory
© 2025/ 2026 | ® All rights reserved
, 3 | Page
Ans: EEPROM
Flash Memory
Which Microsoft Windows OS utility can be used to view basic information about
computer's BIOS?
WINVER.EXE
MSINFO32.EXE
Control Panel
SERVICES.MSC
Ans: MSINFO32.EXE
Power failure during BIOS upgrade can be the cause of irreversible damage to the
computer system.
True or False
Ans: True
After a normal system shutdown, when the computer is turned off, contents of
the memory used to store BIOS settings are:
Erased
Retained
Stored in a page file
Saved on a hard drive
© 2025/ 2026 | ® All rights reserved
, 4 | Page
Ans: Retained
Which of the acronyms listed below refers to a series of basic hardware
diagnostic tests performed by the startup BIOS after the computer is powered
on?
IDE
POTS
QoS
POST
Ans: POST
After replacing a modular hardware component inside computer case, the
updated information about specific parameters of the new device can be stored
in: (Select 2 answers)
System BIOS
Flash memory
Startup BIOS
Secondary storage
CMOS RAM
Ans: Flash memory
CMOS RAM
© 2025/ 2026 | ® All rights reserved
