chapter 1 ; 2 quiz – Flashcards
Unlock all answers in this set
Unlock answersquestion
A lower case conserves space since it can double as a monitor stand. True False
answer
False.
question
When disassembling a computer, it's okay to stack circuit boards on top of each other as long as you follow ESD protection rules. True False
answer
False.
question
A DVI port transmit a video signal & is also called a DB-15 port. True False
answer
False.
question
Immediately after you unplug the computer from the power outlet, you're safe to begin working inside the case. True False
answer
False
question
An Ethernet port has a connector called an RJ-45 to connect to a network cable. True False
answer
True
question
The motherboard sits on elevated screw holes or spacers to keep it from touching the case. True False
answer
True
question
Functions that used to be provided by expansion cards are more often found as on-board ports today. True False
answer
True
question
A system always needs the 4-pin auxiliary power connector, and sometimes needs the P1 connector as well. True False
answer
False
question
Hard drives have three connections for cables: one for reading data, one for writing data, and one for power. True False
answer
False
question
Some boards designed to support multiple PCI-e video cards will have additional power connectors on the board to power wattage-hungry cards. True False
answer
True
question
Which statement is NOT a good practice when working inside a computer case? don't touch a microchip with a magnetized screwdriver don't touch the inside of a computer that is turned on be sure to hold expansion cards by the edge connectors remove loose jewelry
answer
Be sure to hold expansion cards by the edge
question
What type of port transmits both digital audio and digital video with a single connector? DVI S-Video HDMI VGA
answer
HDMI
question
What is the second step in opening the case of a working computer? Power down the system and unplug it open the case cover back up important data press and hold down the power button for a moment
answer
power down the system and unplug it
question
Which statement is NOT true regarding motherboards? has a CPU socket has slots for DIMMs has a heat sink on the PCIe slots also called a system board
answer
has a heat sink on the PCIe slots
question
What do you call a connector on a motherboard that consists of pins that stick up from the board? header jumper pin array socket
answer
Header
question
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 optical drive hard disk drive tape drive
answer
Hard disk drive
question
What are round plastic or metal pegs that separate the motherboard from the bottom of the case known as? Elevator Header Insulator Standoff
answer
Standoff
question
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 PCIe DIMM
answer
PSU
question
In what order should you install components into the case after disassembling a computer? motherboard, drives, cards, power supply drives, motherboard, cards, power supply power supply, drives, motherboard, cards cards, motherboard, power supply, drives
answer
power supply, drives, motherboard, cards
question
What audio port connects to an external home theater audio system, providing digital audio output? eSATA Thunderbolt S/PDIF FireWire
answer
S/PDIF
question
How many pins are in the power supply connector that is typically used on most motherboards today? 20-pin 8-pin 15-pin 24-pin
answer
24-pin
question
Which statement is true regarding the installation of the motherboard and connecting power? a 4-pin power cord supplies supplemental power to the processor you can use an adapter to convert two 6-pin connectors to a PCIe connector the P1 connector is used for PCIe devices there are typically three screw sets that hold the motherboard to the case
answer
a 4-pin power cord supplies supplemental power to the processor
question
If you have a PCI Express Version 2 video card, how many pins will the power connector have if the card requires extra power? 2 5 8 4
answer
8
question
What type of connector is not typically found on the front panel header? HDD LED SATA controller Power LED+ Power SW
answer
SATA controller
question
What statement about an FRU is true? 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 they are not necessary for the computer's operation
answer
a support technician should know how to replace one
question
What does a small triangle embedded on a connector signify? the connector is optional and need not be attached the wire nearest the triangle is pin 1 the pin near the triangle should be matched with a circular pin use caution when using the connector
answer
the wire nearest the triangle is pin 1
question
What acronym is another name for static electricity, which can damage chips and destroy motherboards? LCD CRT EMI ESD
answer
ESD
question
Where should you clip your ESD strap when opening a computer case? computer case electrical outlet power supply the floor
answer
Computer case
question
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? ROM module POST card CMOS firmware BIOS memory
answer
POST card
question
Most manufacturers or retailers of laptops offer a warranty that lasts for at least how long? 3 years 90 days 2 years 1 year
answer
1 year
question
What general-purpose tool can measure characteristics of electricity in a variety of devices? POST card cable tester multimeter loopback plug
answer
multimeter
question
What diagnostic software is used by several manufacturers, and can run tests on keyboards, video, speakers, touch pad, optical drives, wireless LAN's, motherboard, processor, ports, hard drive, and memory? PC-Fixit WinScan PC-Doctor DiagNow
answer
PC-Doctor
question
Law enforcement agencies sometimes use what type of data to reconstruct a person's travels? geospotting tethering geotracking accelerometer
answer
Geotracking
question
If a ground strap is unavailable, what should be done to dissipate any ESD before working on a laptop? Move around prior to touching the device Touch a non-painted metallic surface on the laptop Wash your hands Touch any part of the laptop
answer
Touch a non-painted metallic surface on the laptop
question
What is the most common pointing device on laptops? a touch pad a trackball a mouse a touch screen
answer
Touch pad
question
What should be done after reassembling a laptop, but before installing the battery or AC adapter? Gently shake the laptop to ensure nothing is loose inside of the case Remove the keyboard so that you can test proper voltage on the motherboard once the battery and/or AC adapter are reconnected. Attack ESD strap alligator clip to a different grounding source Press the power button to drain any electricity in the system
answer
Gently shake the laptop to ensure nothing is loose inside of the case
question
A micro-ATX motherboard will fit into a case that follows what minimum standard? ATX 1.0 ATX 2.1 ATX 2.0 ATX 1.5
answer
ATX 2.1
question
Which component may be considered a field replaceable unit (FRU)? hard drive power supply LCD screen All of the above
answer
All of the above
question
How many pins are used in a parallel port, also known as an LPT port? 15 40 9 25
answer
25
question
Which of the following statements regarding working inside a laptop computer is true? 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. The LCD screen of a laptop is never considered to be a field replaceable unit. Repairing a laptop is always more cost effective than buying a new one.
answer
When upgrading a laptop, you should use components that are the same brand as the laptop, or use only recommended components.
question
What type of port is sometimes used by routers for management and configuration purposes? eSATA port DB9 port LPT port PS/2 port
answer
DB9 port
question
When is it okay to touch the inside of a computer that is turned on? When disassembling the computer When using a multimeter to measure voltage output When a qualified electrician is present When reassembling the computer
answer
when using a multimeter to measure voltage output
question
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 Molex connector Berg connector PCIe connector
answer
Molex connector
question
A system will always require what power connector? 6-pin PCIe power connector 8-pin PCIe power connector P1 power connector 4-pin auxiliary
answer
P1 connector
question
The two services that Windows must provide for an ExpressCard are: card service daemon service socket service hardware service
answer
Socket service Card service
question
When removing screws while working on a laptop, what should be done with the screws? 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 They should be disposed of
answer
They should be painted to indicate there they go
question
What two different types of firmware may be used on motherboards? CMOS BIOS UEFI CEFI
answer
EFI BIOS
question
When handling motherboards, cards, or drives, which statement is NOT accurate? You should not touch chips on the device You should not touch any soldered components on a card You should not hold expansion cards by the edges You should not touch edge connectors
answer
You should not touch edge connectors
question
What are the two most common form factors used today for computer cases, power supplies, and motherboards? AT mATX ATC ATX
answer
mATX ATX
question
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? 10-pin 8-pin 6-pin 4-pin
answer
8-pin 6-pin
question
What is the very first step that should be taken when performing work with a computer? You should back up any important data You should ground yourself The components should be removed You should power down the system and unplug it.
answer
You should back up any important data
question
What are two different ways by which a laptop could utilize the cellular network connection of a mobile device? proxy hotspot store and forward tethering
answer
hotspot tethering
question
Sometimes a board may have an extra PCIe power connector. This connector comes in what two different pin numbers? 4-pin 8+1 pin 8-pin 6-pin
answer
8-pin 6-pin
question
What are two resources that may be useful in disassembling a laptop computer? Service manual Part brochures User manual Diagnostic software
answer
Service manual User manual
question
What two devices in a computer should be considered "black boxes", and should never be opened, due to risks involving charged capacitors? monitor video card hard drive power supply
answer
Power supply Monitor
question
What is the name for the type of flash memory that is used by mobile devices to store their apps and data? hard drive MicroFlash card SC card solid state device
answer
Solid state device
question
In a cellular network, each cell is controlled by a tower. What are these towers called? base controllers cell hubs cell controllers base stations
answer
cell hubs cell controllers
question
What two laptop manufacturers provide their service manuals online free of charge? Sony Dell HP Lenovo
answer
Dell Lenovo
question
If the PC-Doctor software is installed on a computer's hard drive, what two different ways can the program be started? Command line utility Load proper diagnostic CD Start menu shortcut Press function key during startup sequence
answer
Start menu shortcut Press function key during startup sequence
question
controls power to the motherboard, must be connected to power the PC up.
answer
Power SW
question
a connector on a motherboard that consists of pins that stick up from the board
answer
front panel header
question
positive / negative LED that controls the power light and indicates the power is on
answer
Power LED +/-
question
controls the drive activity light on the front panel that lights up when any SATA or IDE device is in use
answer
HDD LED
question
keeps the motherboard from touching the case
answer
Space
question
switch used to reboot a computer
answer
Reset SW
question
you clip it to the side of the computer case to dissipate any charge between you and the computer
answer
ESD strap
question
a type of connector that must be lifted up in order to be disconnected
answer
ZIF connector
question
a document from the manufacturer that describes how to disassemble a device
answer
service manual
question
a connector on the motherboard that allows the insertion of a card
answer
Expansion slot
question
transmits digital video and audio and is slowly replacing VGA and DVI
answer
DisplayPort
question
a type of memory slot found on a motherboard
answer
DIMM
question
draws heat from the CPU and pipes it to a fan, which then blows heat out of the case
answer
heatsink
question
a slot used for expansion cards or video cards on a motherboard
answer
PCIe
question
a series of tests performed by the startup UEFI/BIOS when you first turn on a computer
answer
POST
question
a smaller type of memory slot typically used for laptops
answer
SO-DIMM
question
a computer is said to be in this mode when all wireless technologies are turned off
answer
Airplane mode
question
a short-range wireless technology used to connect two devices in a small personal network
answer
Bluetooth
question
also called the processor, or microprocessor, does most of the processing of data and instructions for the entire system
answer
Central processing
question
reduces the total cost of a system by reducing the number of expansion slots on the motherboard, reducing the power supplied to the board, and allowing for a smaller case size
answer
Micro-ATX
