Hardware Support A+

What connector has 4 pins, is used for older IDE drives and some SATA drives, and can provide +5 V and +12 V power outputs? SATA connector Berg connector Molex connector PCIe connector

Molex connector

A system will always require what power connector? (1pts) 6-pin PCIe power connector 4-pin auxiliary P1 power connector 8-pin PCIe power connector

P1 power connector

What diagnostic software is used by several manufacturers, and can run tests on keyboards, video, speakers, touchpad, optical drives, wireless LANs, motherboard, processor, ports, hard drive, and memory? (1pts) PC-Fixit PC-Doctor WinScan DiagNow

PC-Doctor

What tool can help discover and report computer errors and conflicts that occur when you first turn on a computer and before the operating system is launched? POST card ROM module BIOS memory CMOS firmware

POST card

What is the component that usually has a dual-voltage selector switch and has cables that connect to the motherboard and drives called? HDD PSU DIMM PCIe

PSU

What audio port connects to an external home theater audio system, providing digital audio output? S/PDIF FireWire Thunderbolt eSATA

S/PDIF

What type of connector is not typically found on the front panel header? (1pts) HDD LED SATA controller Power SW Power LED+

SATA controller

When removing screws while working on a laptop, what should be done with the screws? (1pts) They should be stored or labeled They should be disposed of They should be left inside the case of the laptop They should be painted to indicate where they go

They should be stored or labeled

Which of the following statements regarding working inside a laptop computer is true? (1pts) When upgrading a laptop, you should use components that are the same brand as the laptop, or use only recommended components. If an internal component needs replacing, you should always replace the component rather than disable it. Repairing a laptop is always more cost effective than buying a new one. The LCD screen of a laptop is never considered to be a field replaceable unit.

When upgrading a laptop, you should use components that are the same brand as the laptop, or use only recommended components.

What is the very first step that should be taken when performing work with a computer? (1pts) You should ground yourself The components should be removed You should back up any important data You should power down the system and unplug it.

You should back up any important data

When handling motherboards, cards, or drives, which statement is NOT accurate? (1pts) You should not touch chips on the device You should not touch edge connectors You should not hold expansion cards by the edges You should not touch any soldered components on a card

You should not hold expansion cards by the edges

What is the most common pointing device on laptops? a touch pad a mouse a touch screen a trackball

a touch pad

In a cellular network, each cell is controlled by a tower. What are these towers called? cell controllers cell hubs base controllers base stations

base stations

Which statement is NOT a good practice when working inside a computer case? (1pts) be sure to hold expansion cards by the edge connectors don't touch a microchip with a magnetized screwdriver remove loose jewelry don't touch the inside of a computer that is turned on

be sure to hold expansion cards by the edge connectors

Where should you clip your ESD strap when opening a computer case? (1pts) computer case the floor electrical outlet power supply

computer case

Programs and data that are stored on a motherboard are referred to by what term? firmware package blob instruction set

firmware

Law enforcement agencies sometimes use what type of data to reconstruct a person's travels? accelerometer tethering geotracking geospotting

geotracking

What component is most likely to be installed in a PC, is considered primary storage, and typically stores the operating system, as well as its applications? floppy drive tape drive hard disk drive optical drive

hard disk drive

Which statement is NOT true regarding motherboards? also called a system board has a CPU socket has a heat sink on the PCIe slots has slots for DIMMs

has a heat sink on the PCIe slots

What do you call a connector on a motherboard that consists of pins that stick up from the board? (1pts) header jumper pin array socket

header

What is the second step in opening the case of a working computer? (1pts) power down the system and unplug it back up important data open the case cover press and hold down the power button for a moment

power down the system and unplug it

What two devices in a computer should be considered "black boxes", and should never be opened, due to risks involving charged capacitors? (choose two) (1pts) power supply hard drive monitor video card

power supply monitor

In what order should you install components into the case after disassembling a computer? (1pts) drives, motherboard, cards, power supply cards, motherboard, power supply, drives power supply, drives, motherboard, cards motherboard, drives, cards, power supply

power supply, drives, motherboard, cards

The two services that Windows must provide for an ExpressCard are: daemon service socket service card service hardware service

socket service card service

What is the name for the type of flash memory that is used by mobile devices to store their apps and data? SC card solid state device MicroFlash card hard drive

solid state device

What does a small triangle embedded on a connector signify? (1pts) use caution when using the connector the connector is optional and need not be attached the pin near the triangle should be matched with a circular pin the wire nearest the triangle is pin 1

the wire nearest the triangle is pin 1

Most manufacturers or retailers of laptops offer a warranty that lasts for at least how long? (1pts) 90 days 2 years 1 year 3 years

1 year

How many pins are in the power supply connector that is typically used on most motherboards today? 20-pin 8-pin 24-pin 15-pin

24-pin

The PCIe connectors on an ATX Version 2.2 power supply come in what two different configurations, depending on the version of PCI express involved? 4-pin 6-pin 8-pin 10-pin

6-pin 8-pin

If you have a PCI Express Version 2 video card, how many pins will the power connector have if the card requires extra power? 4 2 5 8

8

A micro-ATX motherboard will fit into a case that follows what minimum standard? ATX 1.0 ATX 1.5 ATX 2.0 ATX 2.1

ATX 2.1

Which component may be considered a field replaceable unit (FRU)? (1pts) power supply hard drive LCD screen All of the above

All of the above

What type of port is sometimes used by routers for management and configuration purposes? DB9 port LPT port PS/2 port eSATA port

DB9 port

What two laptop manufacturers provide their service manuals online free of charge? (choose two) (1pts) HP Dell Lenovo Sony

Dell Lenovo

Immediately after you unplug the computer from the power outlet, you're safe to begin working inside the case? (1pts) True False

False

When disassembling a computer, it's okay to stack circuit boards on top of each other as long as you follow ESD protection rules? (1pts) True False

False

What type of port transmits both digital audio and digital video with a single connector? S-Video DVI HDMI VGA

HDMI

How many pins are used in a parallel port, also known as an LPT port? 9 15 25 40

25

Sometimes a board may have an extra PCIe power connector. This connector comes in what two different pin numbers? (choose two) (1pts) 6-pin 8+1 pin 4-pin 8-pin

6-pin 8-pin

What are the two most common form factors used today for computer cases, power supplies, and motherboards? AT ATX ATC mATX

ATX mATX

What two different types of firmware may be used on motherboards? BIOS CEFI UEFI CMOS

BIOS UEFI

What acronym is another name for static electricity, which can damage chips and destroy motherboards? LCD ESD EMI CRT

ESD

A DVI port transmits a video signal and is also called a DB-15 port. True False

False

A system always needs the 4-pin auxiliary power connector, and sometimes needs the P1 connector as well? (1pts) True False

False

A tower case conserves space since it can double as a monitor stand. True False

False

Hard drives have three connections for cables: one for reading data, one for writing data, and one for power. True False

False

What should be done after reassembling a laptop, but before installing the battery or AC adapter? (1pts) Remove the keyboard so that you can test proper voltage on the motherboard once the battery and/or AC adapter are reconnected. Gently shake the laptop to ensure nothing is loose inside of the case Press the power button to drain any electricity in the system Attack ESD strap alligator clip to a different grounding source

Gently shake the laptop to ensure nothing is loose inside of the case

What are two resources that may be useful in disassembling a laptop computer? (choose two) (1pts) Part brochures Service manual User manual Diagnostic software

Service manual User manual

If a ground strap is unavailable, what should be done to dissipate any ESD before working on a laptop? (1pts) Touch a non-painted metallic surface on the laptop Wash your hands Touch any part of the laptop Move around prior to touching the device

Touch a non-painted metallic surface on the laptop

An Ethernet port has a connector called an RJ-45 to connect to a network cable. True False

True

Functions that used to be provided by expansion cards are more often found as onboard ports today. True False

True

Some boards designed to support multiple PCIe video cards will have additional power connectors on the board to power wattage-hungry cards? (1pts) True False

True

The motherboard sits on elevated screw holes or spacers to keep it from touching the case? (1pts) True False

True

When is it okay to touch the inside of a computer that is turned on? (1pts) When using a multimeter to measure voltage output When a qualified electrician is present When disassembling the computer When reassembling the computer

When using a multimeter to measure voltage output

Which statement is true regarding the installation of the motherboard and connecting power? (1pts) there are typically three screw sets that hold the motherboard to the case you can use an adapter to convert two 6-pin connectors to a PCIe connector a 4-pin power cord supplies supplemental power to the processor the P1 connector is used for PCIe devices

a 4-pin power cord supplies supplemental power to the processor

What statement about an FRU is true? -they are not necessary for the computer's operation -all types can be easily disposed of in any trash can -it's easily repaired by a support technician -a support technician should know how to replace one

a support technician should know how to replace one

What general-purpose tool can measure characteristics of electricity in a variety of devices? loopback plug POST card multimeter cable tester

multimeter

What are round plastic or metal pegs that separate the motherboard from the bottom of the case known as? (1pts) elevator standoff header insulator

standoff

What are two different ways by which a laptop could utilize the cellular network connection of a mobile device? proxy store and forward tethering hotspot

tethering hotspot