CompTIA A+ 220-901 Exam 2026
Questions and Answers 100% Pass
Guaranteed
What device in the computer system does all the processing of information
obtained from various
input devices? - Correct answer-CPU
What PC component is referred to as primary storage and loses its content when
power is removed? - Correct answer-RAM
Where are the instructions to start the computer system stored? - Correct answer-
BIOS
What type of firmware supports the new Secure Boot option which guarantees the
integrity of the startup files? - Correct answer-UEFI
Which CPU feature needs to be enabled in the BIOS and is designed to help thwart
malware attempts to corrupt the system files? - Correct answer-No Execute Bit or
Disable Execute Bit
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, What device is described as a mini computer in your pocket running a mobile
operating system? - Correct answer-Smart phone
Which PC component provides data communications for all other internal and
external components? - Correct answer-Motherboard
A data pathway in a computer system is referred to as what? - Correct answer-Bus
Which component modifies AC voltage into DC voltage? - Correct answer-Power
supply
What are the three voltages provided by the power supply in most systems? -
Correct answer-3.3, 5, 12
How many pins are contained in the SATA data cable? - Correct answer-7
How many devices are supported by the USB 3.0 standard? - Correct answer-127
What is the voltage provided by the USB standard? - Correct answer-5V
What type of port is traditionally used for mice and keyboards? - Correct answer-
PS/2
What is the cable limit for the USB 2.0 standard? - Correct answer-5m
What is the cable length limitation for Ethernet network cables? - Correct answer-
100m
©COPYRIGHT 2025, ALL RIGHTS RESERVE 2
Questions and Answers 100% Pass
Guaranteed
What device in the computer system does all the processing of information
obtained from various
input devices? - Correct answer-CPU
What PC component is referred to as primary storage and loses its content when
power is removed? - Correct answer-RAM
Where are the instructions to start the computer system stored? - Correct answer-
BIOS
What type of firmware supports the new Secure Boot option which guarantees the
integrity of the startup files? - Correct answer-UEFI
Which CPU feature needs to be enabled in the BIOS and is designed to help thwart
malware attempts to corrupt the system files? - Correct answer-No Execute Bit or
Disable Execute Bit
©COPYRIGHT 2025, ALL RIGHTS RESERVE 1
, What device is described as a mini computer in your pocket running a mobile
operating system? - Correct answer-Smart phone
Which PC component provides data communications for all other internal and
external components? - Correct answer-Motherboard
A data pathway in a computer system is referred to as what? - Correct answer-Bus
Which component modifies AC voltage into DC voltage? - Correct answer-Power
supply
What are the three voltages provided by the power supply in most systems? -
Correct answer-3.3, 5, 12
How many pins are contained in the SATA data cable? - Correct answer-7
How many devices are supported by the USB 3.0 standard? - Correct answer-127
What is the voltage provided by the USB standard? - Correct answer-5V
What type of port is traditionally used for mice and keyboards? - Correct answer-
PS/2
What is the cable limit for the USB 2.0 standard? - Correct answer-5m
What is the cable length limitation for Ethernet network cables? - Correct answer-
100m
©COPYRIGHT 2025, ALL RIGHTS RESERVE 2
