WGU.D316.L1.MotherboardsConnectors P2 complete questions with expert solutions + rationales

Legacy mass storage interface for PC with 16-bit parallel data transfer

PATA/IDE/EIDE

EIDE D0 Connector color

Black

EIDE D1 Connector color

Gray

EIDE MOBO Connector color

Blue

RS-232 data rate

115 KBps

Fan to MOBO w 3 circular pins black. yellow, red (blue)

Molex KK (3 or 4-pin)

3-pin fan speed are controlled by

varying voltage

4-pin fan speed controlled by

precise speed PWM signal on blue wire

Used to connect device to PSU

15-pin SATA power connector

Molex KK rated voltage

+5, 12V

White 4-pin yellow, red, yellow, black peripheral power

Molex

Molex layout

Red (5VDC), Yellow (12VDC), Black (ground)

Molex rated voltage

+5V, +12V

Primary power (2x20+4 pin) connector from PSU to MOBO

P1

P1 rated voltage

+3.3, 5, 12 volts

P1 Black Wire

Ground

P1 Yellow

+12V

P1 Red

+5V

P1 Orange

+3.3V

Spec for server-class (8-pin) 4 pair of yellow/black wires

EPS 12V

parallel bus (68-pin) w/ one host bus adapter (HBA) controls devices attached by int/ext cables

Small computer system interface (SCSI)

SCSI data rate

320 MBps (Ultra320)

Each device on a wide SCSI bus must have a...

unique ID, from 0 to 15

SCSCI HBA usually set to

7/15

SCSI physical has almost completely disappeared but...

SW interface and command set used in Serial Attached Storage (SAS)

Common desktop connector for internal drives to MOBO

using up to 1m cable

Serial Advanced Tech Attachment (SATA)

standard for attachment of peripheral drives, 2m cable

eSATA

Main eSATA drawback compared with TB/USB is

power is not supplied over the cable.

nonstandard powered port used by some vendors that is compatible with both USB and SATA

eSATAp

A SATA host adapter port supports

A single device

SATA Rev 1 data rate

150 MBps

SATA Rev 2 data rate

300 MBps

SATA Rev 3 data rate

600 MBps

SATA multi-colored cables type (device to PSU)

SATA Power (15-Pin)

SATA red flat cable type (modern storage device)

SATA Data (7-pin)

SATA Power cables rated voltage

5.5V and 12V

Some SATA power cables fifth orange wire

supply +3.3V power as well as +5V and +12V.

What is BW of PCIe 16 2.0 graphics adapter?

8 GBps in each direction (full-duplex). PCIe v2 supports 500 MBps per lane

PCIe v2 supports

500 MBps per lane

RAID utility reports that the volume is degraded" is being displayed. A recent backup has been made. What should you do to try to restore the array?

Degraded volume - replace problem disk.