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WGU D316 IT Exam with complete
solutions latest version
What is the bandwidth of a PCIe v2.0 x16 graphics adapter? - CORRECT 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? - CORRECT
ANSWER-DIMM.(Dual inline memory module)
How many storage devices can be attached to a single SATA port? - CORRECT
ANSWER-One.
Types of motherboards - CORRECT ANSWER-ATX, Micro ATX, Mini ITX
What outputs does DVI Support - CORRECT ANSWER-Analog and Digital
How many types of DVI connectors are there - CORRECT ANSWER-5
DVI-A
DVI-D (Single Link), DVI-D(Dual link)
DVI-I(Single Link), DVI-I(Dual link)
What outputs does DVI-I support? - CORRECT ANSWER-Analog equipment and digital
output.
What output does DVI-A support? - CORRECT ANSWER-Only Analog
What output does DVI-D support - CORRECT ANSWER-Only Digital
What resolution does VGA support? - CORRECT ANSWER-up to HD (1920x1080)
what does SCSI stand for? - CORRECT ANSWER-Small Computer System Interface
what does IDE interface stand for? - CORRECT ANSWER-Integrated Drive Electronics
Interface
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What is an IDE interface? - CORRECT ANSWER-A mass storage interface used for
desktop PCs
How many host adapters does an IDE have? - CORRECT ANSWER-2 IDE1 channel
and IDE2 channel
Primary (PRI IDE) and secondary (SEC IDE)
what is a Serial port - CORRECT ANSWER-a legacy connection where data is
transmitted over one wire one bit at a time.
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 - CORRECT ANSWER-To attach mice and
Keyboards
name common legacy interfaces - CORRECT ANSWER-VGA, DVI, PCI, EIDE/PATA,
SCSI and RS-232 serial
name common modern interfaces - CORRECT ANSWER-USB/Thunderbolt, HDMI,
DisplayPort, PCIe, SATA, and M.2
Define SATA - CORRECT ANSWER-Serial Advanced Technology Attachment Interface
ports on the mother board to connect fixed and removable drives. (disc drives, tape
drives etc)
connected to power via SATA power or Molex Connector.
What is a M.2. Interface - CORRECT ANSWER-An adapter card inserted and screwed
in to the motherboard.
comes in many lengths (42 mm, 60 mm, 80 mm, or 110 mm)
Does not need a cable (powered through bus )
what is an eSATA - CORRECT ANSWER-External SATA Interface
must use an eSATA cable to connect to an eSATA port.
power is not supplied over cable
True or False: The power supply unit (PSU) delivers direct current (DC) low voltage
power to the PC components - CORRECT ANSWER-true
BRAINSCAPE1
WGU D316 IT Exam with complete
solutions latest version
What is the bandwidth of a PCIe v2.0 x16 graphics adapter? - CORRECT 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? - CORRECT
ANSWER-DIMM.(Dual inline memory module)
How many storage devices can be attached to a single SATA port? - CORRECT
ANSWER-One.
Types of motherboards - CORRECT ANSWER-ATX, Micro ATX, Mini ITX
What outputs does DVI Support - CORRECT ANSWER-Analog and Digital
How many types of DVI connectors are there - CORRECT ANSWER-5
DVI-A
DVI-D (Single Link), DVI-D(Dual link)
DVI-I(Single Link), DVI-I(Dual link)
What outputs does DVI-I support? - CORRECT ANSWER-Analog equipment and digital
output.
What output does DVI-A support? - CORRECT ANSWER-Only Analog
What output does DVI-D support - CORRECT ANSWER-Only Digital
What resolution does VGA support? - CORRECT ANSWER-up to HD (1920x1080)
what does SCSI stand for? - CORRECT ANSWER-Small Computer System Interface
what does IDE interface stand for? - CORRECT ANSWER-Integrated Drive Electronics
Interface
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What is an IDE interface? - CORRECT ANSWER-A mass storage interface used for
desktop PCs
How many host adapters does an IDE have? - CORRECT ANSWER-2 IDE1 channel
and IDE2 channel
Primary (PRI IDE) and secondary (SEC IDE)
what is a Serial port - CORRECT ANSWER-a legacy connection where data is
transmitted over one wire one bit at a time.
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 - CORRECT ANSWER-To attach mice and
Keyboards
name common legacy interfaces - CORRECT ANSWER-VGA, DVI, PCI, EIDE/PATA,
SCSI and RS-232 serial
name common modern interfaces - CORRECT ANSWER-USB/Thunderbolt, HDMI,
DisplayPort, PCIe, SATA, and M.2
Define SATA - CORRECT ANSWER-Serial Advanced Technology Attachment Interface
ports on the mother board to connect fixed and removable drives. (disc drives, tape
drives etc)
connected to power via SATA power or Molex Connector.
What is a M.2. Interface - CORRECT ANSWER-An adapter card inserted and screwed
in to the motherboard.
comes in many lengths (42 mm, 60 mm, 80 mm, or 110 mm)
Does not need a cable (powered through bus )
what is an eSATA - CORRECT ANSWER-External SATA Interface
must use an eSATA cable to connect to an eSATA port.
power is not supplied over cable
True or False: The power supply unit (PSU) delivers direct current (DC) low voltage
power to the PC components - CORRECT ANSWER-true
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