age 1 of 33
WGU D316 IT FOUNDATIONS OA ACTUAL EXAM
STUDY GUIDE 2025/2026 COMPLETE QUESTIONS WITH
CORRECT DETAILED ANSWERS || 100%
GUARANTEED PASS <RECENT VERSION>
What is the bandwidth of a PCIe v2.0 x16 graphics adapter?
.....Answer........8 GBps in each direction (full-duplex). PCIe v2
supports 500 MBps per lane.
What type of motherboard socket is used to install system
memory? .....Answer........DIMM.(Dual inline memory module)
How many types of DVI connectors are there .....Answer........5
DVI-A
DVI-D (Single Link), DVI-D(Dual link)
,age 2 of 33
DVI-I(Single Link), DVI-I(Dual link)
How many storage devices can be attached to a single SATA
port? .....Answer........One.
Types of motherboards .....Answer........ATX, Micro ATX, Mini ITX
What outputs does DVI Support .....Answer........Analog and
Digital
What outputs does DVI-I support? .....Answer........Analog
equipment and digital output.
What output does DVI-A support? .....Answer........Only Analog
What output does DVI-D support .....Answer........Only Digital
What resolution does VGA support? .....Answer........up to HD
(1920x1080)
,age 3 of 33
what does SCSI stand for? .....Answer........Small Computer System
Interface
what does IDE interface stand for? .....Answer........Integrated
Drive Electronics Interface
What is an IDE interface? .....Answer........A mass storage
interface used for desktop PCs
How many host adapters does an IDE have? .....Answer........2
IDE1 channel and IDE2 channel
Primary (PRI IDE) and secondary (SEC IDE)
what is a Serial port .....Answer........a legacy connection where
data is transmitted over one wire one bit at a time.
, age 4 of 33
Used Start, stop and parity bits to format and verify data
transmission.
also known as the RS-232 interface
supports data rates up to about 115 Kbps only
What were PS/2 serial ports used for .....Answer........To attach
mice and Keyboards
name common legacy interfaces .....Answer........VGA, DVI, PCI,
EIDE/PATA, SCSI and RS-232 serial
WGU D316 IT FOUNDATIONS OA ACTUAL EXAM
STUDY GUIDE 2025/2026 COMPLETE QUESTIONS WITH
CORRECT DETAILED ANSWERS || 100%
GUARANTEED PASS <RECENT VERSION>
What is the bandwidth of a PCIe v2.0 x16 graphics adapter?
.....Answer........8 GBps in each direction (full-duplex). PCIe v2
supports 500 MBps per lane.
What type of motherboard socket is used to install system
memory? .....Answer........DIMM.(Dual inline memory module)
How many types of DVI connectors are there .....Answer........5
DVI-A
DVI-D (Single Link), DVI-D(Dual link)
,age 2 of 33
DVI-I(Single Link), DVI-I(Dual link)
How many storage devices can be attached to a single SATA
port? .....Answer........One.
Types of motherboards .....Answer........ATX, Micro ATX, Mini ITX
What outputs does DVI Support .....Answer........Analog and
Digital
What outputs does DVI-I support? .....Answer........Analog
equipment and digital output.
What output does DVI-A support? .....Answer........Only Analog
What output does DVI-D support .....Answer........Only Digital
What resolution does VGA support? .....Answer........up to HD
(1920x1080)
,age 3 of 33
what does SCSI stand for? .....Answer........Small Computer System
Interface
what does IDE interface stand for? .....Answer........Integrated
Drive Electronics Interface
What is an IDE interface? .....Answer........A mass storage
interface used for desktop PCs
How many host adapters does an IDE have? .....Answer........2
IDE1 channel and IDE2 channel
Primary (PRI IDE) and secondary (SEC IDE)
what is a Serial port .....Answer........a legacy connection where
data is transmitted over one wire one bit at a time.
, age 4 of 33
Used Start, stop and parity bits to format and verify data
transmission.
also known as the RS-232 interface
supports data rates up to about 115 Kbps only
What were PS/2 serial ports used for .....Answer........To attach
mice and Keyboards
name common legacy interfaces .....Answer........VGA, DVI, PCI,
EIDE/PATA, SCSI and RS-232 serial
