COMPTIA A+ COMPLETE 2026-2027 EXAM PAPER- REVISION
QUESTIONS & SOLUTIONS
POST
Abbreviate: Power On Self Test
System Setup
This is the configurable aspect of the BIOS, enabling the changes from boot orders, to the
system time.
BIOS
Abbreviate: Basic Input/Output Systems
Storage, Input, Processing, Output, Storage
Computers use these 5 steps to operate.
System Unit
The full enclosure system that holds the motherboard, RAM, GPU, PSU, harddrives, cooling, etc.
Image: System Unit
Monitor
This is a peripheral of the system unit, used to display output to the user via a readable and/or
interactive interface.
Image: Monitor
,Keyboard
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.
Image: Keyboard
Mouse
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.
Image: Mouse
Speaker
This is a peripheral of the system unit, used for auditory output to the user.
Image: Speaker
Printer
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.
Image: Printer
Scanner
This is a peripheral of the system unit, used to create softcopies of hardcopy data. It is an input
device.
, Image: Scanner
USB
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.
Image: USB
Ethernet
This port is used primarily with wired networks, using an 8-pin RJ-45 connector.
Image: Ethernet
ESATA
This port is used almost exclusively with external hard drives.
Image: ESATA
S/PDIF
This port is supported by fiber optic cabling, occasionally by a coaxial-type connector that
screws on. It is used for audio transfer.
Image: S/PDIF
DVI
QUESTIONS & SOLUTIONS
POST
Abbreviate: Power On Self Test
System Setup
This is the configurable aspect of the BIOS, enabling the changes from boot orders, to the
system time.
BIOS
Abbreviate: Basic Input/Output Systems
Storage, Input, Processing, Output, Storage
Computers use these 5 steps to operate.
System Unit
The full enclosure system that holds the motherboard, RAM, GPU, PSU, harddrives, cooling, etc.
Image: System Unit
Monitor
This is a peripheral of the system unit, used to display output to the user via a readable and/or
interactive interface.
Image: Monitor
,Keyboard
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.
Image: Keyboard
Mouse
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.
Image: Mouse
Speaker
This is a peripheral of the system unit, used for auditory output to the user.
Image: Speaker
Printer
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.
Image: Printer
Scanner
This is a peripheral of the system unit, used to create softcopies of hardcopy data. It is an input
device.
, Image: Scanner
USB
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.
Image: USB
Ethernet
This port is used primarily with wired networks, using an 8-pin RJ-45 connector.
Image: Ethernet
ESATA
This port is used almost exclusively with external hard drives.
Image: ESATA
S/PDIF
This port is supported by fiber optic cabling, occasionally by a coaxial-type connector that
screws on. It is used for audio transfer.
Image: S/PDIF
DVI
