COMPTIA A+ CERTIFICATION ACTUAL TEST
PAPER 2026 QUESTIONS WITH ANSWERS
GRADED A+
◉ System Unit. Answer: The full enclosure system that holds the
motherboard, RAM, GPU, PSU, harddrives, cooling, etc.
◉ Monitor. Answer: This is a peripheral of the system unit, used to
display output to the user via a readable and/or interactive
interface.
◉ Keyboard. Answer: This is a peripheral of the system unit, used
for input from the user. It has many keys available to input in the
form of alphabets, numerals, and symbols.
◉ Mouse. Answer: This is a peripheral of the system unit, used for
input from the user in the form of a handheld device that is moved
around on top of a surface. It is used to interact with the monitor. It
moves a pointer on the screen.
◉ Speaker. Answer: This is a peripheral of the system unit, used for
auditory output to the user.
,◉ Printer. Answer: This is a peripheral of the system unit, used to
create hardcopy data. Some types of these may also have built-in
scanners, and/or fax. It is an output device.
◉ Scanner. Answer: This is a peripheral of the system unit, used to
create softcopies of hardcopy data. It is an input device.
◉ USB. Answer: This port comes in 3 different flavors and supports
plug and play. It is one of the most common port types today,
replacing the older ports.
◉ Ethernet. Answer: This port is used primarily with wired
networks, using an 8-pin RJ-45 connector.
◉ ESATA. Answer: This port is used almost exclusively with external
hard drives.
◉ S/PDIF. Answer: This port is supported by fiber optic cabling,
occasionally by a coaxial-type connector that screws on. It is used for
audio transfer.
◉ DVI. Answer: This port is used for monitors or projectors.
, ◉ HDMI. Answer: This port is used for both audio and video,
connecting to televisions or any type of media receiver.
◉ 1/8 inch mini RCA jack. Answer: Used as direct links to
microphones or speakers, they are small round jacks used for audio
transfer.
◉ Power. Answer: This plug is located on the back of a PSU, used to
transfer power from a wall socket to the PC.
◉ Firewire. Answer: A declining connector, this plug is mainly used
in camcorders for video/audio transfer.
◉ mini DIN. Answer: A legacy connector, this connector is used for
mouse and keyboard inputs. May also be referred to as PS/2
connector, named after the first PC that used them.
◉ 9 pin DB. Answer: A legacy connector with a D sub serial port, it
was used with an adapter to support mice, keyboards, printers, etc.
◉ 25 pin D sub. Answer: A legacy connector with a D sub parallel
port, it was used primarily with printers.
PAPER 2026 QUESTIONS WITH ANSWERS
GRADED A+
◉ System Unit. Answer: The full enclosure system that holds the
motherboard, RAM, GPU, PSU, harddrives, cooling, etc.
◉ Monitor. Answer: This is a peripheral of the system unit, used to
display output to the user via a readable and/or interactive
interface.
◉ Keyboard. Answer: This is a peripheral of the system unit, used
for input from the user. It has many keys available to input in the
form of alphabets, numerals, and symbols.
◉ Mouse. Answer: This is a peripheral of the system unit, used for
input from the user in the form of a handheld device that is moved
around on top of a surface. It is used to interact with the monitor. It
moves a pointer on the screen.
◉ Speaker. Answer: This is a peripheral of the system unit, used for
auditory output to the user.
,◉ Printer. Answer: This is a peripheral of the system unit, used to
create hardcopy data. Some types of these may also have built-in
scanners, and/or fax. It is an output device.
◉ Scanner. Answer: This is a peripheral of the system unit, used to
create softcopies of hardcopy data. It is an input device.
◉ USB. Answer: This port comes in 3 different flavors and supports
plug and play. It is one of the most common port types today,
replacing the older ports.
◉ Ethernet. Answer: This port is used primarily with wired
networks, using an 8-pin RJ-45 connector.
◉ ESATA. Answer: This port is used almost exclusively with external
hard drives.
◉ S/PDIF. Answer: This port is supported by fiber optic cabling,
occasionally by a coaxial-type connector that screws on. It is used for
audio transfer.
◉ DVI. Answer: This port is used for monitors or projectors.
, ◉ HDMI. Answer: This port is used for both audio and video,
connecting to televisions or any type of media receiver.
◉ 1/8 inch mini RCA jack. Answer: Used as direct links to
microphones or speakers, they are small round jacks used for audio
transfer.
◉ Power. Answer: This plug is located on the back of a PSU, used to
transfer power from a wall socket to the PC.
◉ Firewire. Answer: A declining connector, this plug is mainly used
in camcorders for video/audio transfer.
◉ mini DIN. Answer: A legacy connector, this connector is used for
mouse and keyboard inputs. May also be referred to as PS/2
connector, named after the first PC that used them.
◉ 9 pin DB. Answer: A legacy connector with a D sub serial port, it
was used with an adapter to support mice, keyboards, printers, etc.
◉ 25 pin D sub. Answer: A legacy connector with a D sub parallel
port, it was used primarily with printers.
