WGU D316 IT FOUNDATIONS EXAM 3 TEST
PAPER 2026 QUESTIONS WITH ANSWERS
GRADED A+
◉ a legacy bus type, having been superseded by PCI Express.
Answer: Peripheral Component Interconnect (PCI)
◉ the standard form factor for most desktop PC motherboards and
cases. 12 inches wide by 9.6 inches deep. Can contain up to seven
expansion slots Answer: Advanced Technology Extended (ATX)
◉ standard specifies a 9.6-inch (244 mm x 244 mm) square board.
Can have a maximum of four expansion slots. Answer: Micro-ATX
(mATX)
◉ 6.7 inches (170 mm x 170 mm) square with one expansion slot.
Answer: Mini-ITX
◉ How many pins is the P1 main motherboard? Answer: The main
P1 motherboard power connector is a distinctive 2-pin x 12-pin
block with square pin receptacles.
,◉ How many pins are fan connectors? Answer: Fan connectors are
3- or 4-pin Molex KK format.
◉ This cable can support both analog and digital output Answer:
Digital Visual Interface (DVI)
◉ This 15-pin port was the standard analog video interface for PC
devices for a very long time. Answer: Video Graphics Array (VGA)
◉ Wide SCSI bus has unique IDs from... Answer: Each device on a
wide SCSI bus must be configured with a unique ID, from 0 to 15.
The host adapter is usually set to 7 or 15.
◉ Integrated drive electronics (IDE) color coded connectors...
Answer: The blue connector is for the motherboard port. The black
(end) and grey (middle) connectors attach to devices 0 and 1. On the
cable, pin 1 is identified with a red stripe.
◉ Serial port is referred to as a... Answer: Communications (COM)
port.
◉ USB 3.2 Gen 1 speed... Answer: 5 Gbps
◉ USB 3.2 Gen 2x1 Answer: 10 Gbps
, ◉ USB 3.2 Gen 2x2 Answer: 2 x 10 Gbps
◉ Molex power connectors have how many pins... Answer: Molex
connector is usually white or clear plastic and has 4 pins.
◉ SATA speeds... original, revision 2 and revision 3 Answer: The first
commercially available SATA standard supported speeds of up to
150 MBps. This standard was quickly augmented by SATA revision 2
(300 MBps) and then SATA revision 3 (600 MBps).
◉ ...provides a fast downlink but a slow uplink. Answer:
Asymmetrical DSL (ADSL)
◉ ...DSL offer the same uplink and downlink speeds. Answer:
Symmetric version of DSL
◉ ...solution retains some sort of copper wiring to the customer
premises while extending the fiber link from the point of presence to
a communications cabinet servicing multiple subscribers. Answer:
Fiber to the curb (FTTC)
◉ ...achieves higher bit rates than other DSL types at the expense of
range. Answer: Very high-speed DSL (VDSL). Allows for both
symmetric and asymmetric modes
PAPER 2026 QUESTIONS WITH ANSWERS
GRADED A+
◉ a legacy bus type, having been superseded by PCI Express.
Answer: Peripheral Component Interconnect (PCI)
◉ the standard form factor for most desktop PC motherboards and
cases. 12 inches wide by 9.6 inches deep. Can contain up to seven
expansion slots Answer: Advanced Technology Extended (ATX)
◉ standard specifies a 9.6-inch (244 mm x 244 mm) square board.
Can have a maximum of four expansion slots. Answer: Micro-ATX
(mATX)
◉ 6.7 inches (170 mm x 170 mm) square with one expansion slot.
Answer: Mini-ITX
◉ How many pins is the P1 main motherboard? Answer: The main
P1 motherboard power connector is a distinctive 2-pin x 12-pin
block with square pin receptacles.
,◉ How many pins are fan connectors? Answer: Fan connectors are
3- or 4-pin Molex KK format.
◉ This cable can support both analog and digital output Answer:
Digital Visual Interface (DVI)
◉ This 15-pin port was the standard analog video interface for PC
devices for a very long time. Answer: Video Graphics Array (VGA)
◉ Wide SCSI bus has unique IDs from... Answer: Each device on a
wide SCSI bus must be configured with a unique ID, from 0 to 15.
The host adapter is usually set to 7 or 15.
◉ Integrated drive electronics (IDE) color coded connectors...
Answer: The blue connector is for the motherboard port. The black
(end) and grey (middle) connectors attach to devices 0 and 1. On the
cable, pin 1 is identified with a red stripe.
◉ Serial port is referred to as a... Answer: Communications (COM)
port.
◉ USB 3.2 Gen 1 speed... Answer: 5 Gbps
◉ USB 3.2 Gen 2x1 Answer: 10 Gbps
, ◉ USB 3.2 Gen 2x2 Answer: 2 x 10 Gbps
◉ Molex power connectors have how many pins... Answer: Molex
connector is usually white or clear plastic and has 4 pins.
◉ SATA speeds... original, revision 2 and revision 3 Answer: The first
commercially available SATA standard supported speeds of up to
150 MBps. This standard was quickly augmented by SATA revision 2
(300 MBps) and then SATA revision 3 (600 MBps).
◉ ...provides a fast downlink but a slow uplink. Answer:
Asymmetrical DSL (ADSL)
◉ ...DSL offer the same uplink and downlink speeds. Answer:
Symmetric version of DSL
◉ ...solution retains some sort of copper wiring to the customer
premises while extending the fiber link from the point of presence to
a communications cabinet servicing multiple subscribers. Answer:
Fiber to the curb (FTTC)
◉ ...achieves higher bit rates than other DSL types at the expense of
range. Answer: Very high-speed DSL (VDSL). Allows for both
symmetric and asymmetric modes
