Hardware A+ Later Chapters

If you need to recover data off a system that won’t boot, install the drive in a working system.
If you see smoke or smell burning, you should immediately open the case to try to identify the component that is causing it.
To move a hard drive to another computer for the purposes of accessing the data, you always need to first physically install it in a drive bay.
A poor looking video display might be caused by inadequate video RAM.
A degausser can erase everything on an optical disk.
Which of the following is a likely symptom caused when the CMOS battery fails?
Time and date settings lost
Which of the following is true about moving a hard drive from a non-working computer to a working computer for the purposes of accessing the data on the drive?
You must have an Administrator password before you can access the data on the drive
Which of the following is NOT a possible symptom of a problem with the electrical system?
You see events in event viewer
Which of the following is an indication that an inadequate power supply is the source of an intermittent problem?
The power supply whines when you first turn on the system
What can be the result of a missing standoff?
A short on the motherboard
If you suspect your system is overheating, how can you determine the CPU temperature?
Go into BIOS setup and find the CPU screen
Which of the following is NOT a solution to an overheating problem?
Remove the covers from empty expansion slots
What can you conclude if you heard one short beep during system boot?
All POST tests passed
If you see an error message that reads “Processor thermal trip error”, what is the likely problem?
The processor has overheated
What should you do if the system continually reboots and you can’t read the error message produced on a blue screen?
Press F8 as Windows starts up
Which of the following is NOT an FRU on a motherboard?
Why might you disable quick booting features in BIOS when you are troubleshooting a problem?
So you can see a full POST report
What is a possible consequence of the thermal compound being improperly applied to the CPU?
The CPU can overheat
Which message are you likely to see if the BIOS cannot find a hard drive at POST?
Fixed disk error
Under what circumstances might you need to rebuild a RAID volume?
After you replace a failed disk
While troubleshooting a monitor or video problem, what can you conclude if you hear one beep during the boot and you see a blank screen?
BIOS has successfully completed POST
What is the likely problem if you see small white, black, or colored spots on your LCD screen?
You have dead or stuck pixels
Which of the following is NOT a recommendation for physically protecting your equipment?
If you won’t be using the computer for several weeks, leave it turned off
Which of the following protects your computer from brownouts or sags?
Uninterrupted power supply (UPS)
What is the purpose of a zero-fill utility?
Completely wipes a hard drive clean
The Telnet protocol encrypts transmitted data, which therefore cannot be read by others on the network.
When using static IP addressing, software automatically configures the network connection on each device.
Wireless networks are either public, unsecured hotspots or private, secured hotspots.
When connecting to a private and secured wireless access point, you must provide the information that proves you have the right to use the network.
On a SOHO network, a router is the gateway to the Internet.
What is the name of a 32-bit or 128-bit number that is assigned to a network connection?
IP address
How are IP addresses available to the Internet classified?
Which type of IP address is configured by a server when a device first initiates a connection to the network?
Which is used to identify the network portion and the host portion of an IP address?
Subnet mask
Which command can be used to display TCP/IP configuration information and refresh the IP address?
Using a ______________, packets are delivered to a single node on a network.
Unicast address
Which protocol makes a connection, checks whether the data is received, and resends it if it is not?
Which of the following is the IPv6 Link-local unicast address prefix?
Which TCP/IP protocol is used by Windows to share files and printers on a network?
Server Message Block (SMB)
Which utility starts looking for problems, applying solutions, and making suggestions when there is a problem with a network connection?
Windows Network Diagnostics
If the computer you are using is a laptop that moves from one network to another, you can click the _____ tab and configure static IP address settings for a second network.
Alternate Configuration
What is used to identify a wireless access point?
What type of device can be used to block unwanted traffic initiated from the Internet and can also restrict Internet access from an internal network?
What type of IP address should be configured on a wireless access point so that it can always be located by the devices that it serves?
Static IP address
What is it called when a router is configured to open or close certain ports so they can or cannot be used.
Port filtering
Which wireless networking radio frequency yields faster speeds but offers shorter range?
5 GHz
Which of the following are types of unicast IPv6 addresses? (Choose all that apply).
Which of the following are levels of network communication discussed in this chapter? (Choose all that apply).
Hardware, Application, OS
Which of the following are functions that a SOHO router might perform besides the normal duty of routing packets between networks? (Choose all that apply).
Firewall and Wireless Access Point
Which of the following are some changes that might need to be made to a SOHO router’s initial configuration? (Choose all that apply).
Change the router password
Change the SSID (service set ID)
A WLAN covers a large geographical area and is made up of many smaller networks.
A half duplex connection allows a device to send and receive, but not at the same time.
Phone cords are a type of twisted-pair cable and use an RJ-45 connector.
10Base5 cabling runs at speeds up to 1 Gbps and distances to 500 meters.
A punchdown tool is used to wire twisted-pair cabling to a keystone jack.
Which of the following network types covers a large campus or city?
Which physical topology uses a centralized device to manage traffic on the network?
What type of network can you set up to share files if you have two laptops with wireless NICs but there is no Wi-Fi hotspot available?
AD hoc network
Which network technology that is used to connect to the Internet has a maximum speed of 44 Mbps, uses dedicated lines, and is used by large companies?
Which of the following is true about cable Internet?
You share the cable infrastructure with your neighbors
What does a NIC use to connect to wired network media?
RJ-45 port
What should you choose in the properties of a network connection so that Windows will use the best possible speed and duplex mode?
Auto Negotiation
Which feature should you configure on a network adapter to control which applications have priority on the network?
What is the unit of information called when a network adapter adds the source and destination MAC address to the segment of data before it is transmitted on the network?
Which type of network device keeps a table of the MAC addresses of the devices connected to it?
NIC (Network interface controller)
What type of device do you need if you want to connect two network segments together such as a wireless network and a wired network?
What device should you consider if you want to have access to hard drives via an Ethernet connection?
NAS (Network Attached Storage)
Which of the following cabling systems uses fiber-optic cable?
Which type of cabling should you use for Gigabit Ethernet?
Which of the following is true about 10-Gigabit Ethernet?
It is a good choice for backbone networks
Under what circumstance might you use a loopback plug?
To test a network cable
Which of the following provides multiple network ports for cables that converge in an electrical closet?
Patch panel
Which of the following is true about a crossover cable?
It can be used to connect two PCs together
Which of the following is a reason that there are twists in the wires used for network cabling?
The twists reduce crosstalk
What’s the first thing you should do to troubleshoot a network problem related to hardware?
Check the indicator lights
Notebooks use the same technology as desktops except they use less power and take up less space.
Notebook computer cases tend to be similar to one another, and components in notebook systems tend to be interchangeable among manufacturers.
In a notebook, replacing the motherboard probably means you’ll need to fully disassemble the entire notebook except the LCD assembly.
Sometimes, a notebook LCD panel, including the entire cover and hinges, is considered a single field replaceable unit, and sometimes components within the LCD assembly are considered an FRU.
A all-in-one computer uses the same size components as desktop computers and components like the motherboard can be replaced with any off-the-shelf component.
Which of the following is true about notebooks, netbooks, and all-in-one computers?
Netbooks have fewer features than notebooks
Which type of port is NOT likely to be seen on newer notebook computers?
Dial-up modems
Which of the following is a reason notebooks and notebook parts typically cost more than comparable desktop PCs and components?
They are more compact
Which of the following is NOT true about notebook computers?
On all models, the hard drive is always in the same place
Which of the following is true about notebook computer software?
The OS is preinstalled at the factory
Where are you likely to find a copy of the OS build, diagnostic software, and preinstalled applications on a notebook computer if you need to restore the system to its factory state?
In a recovery partition on the hard drive
Which of the following is NOT among the guidelines for handling and caring for a notebook computer?
When traveling, pack the notebook in a suitcase, between soft clothes for padding
Which of the following is NOT a typical button or key combination function on a notebook computer?
CPU speed
Which PCMCIA standard uses the 32-bit PCI bus standards and has a bumpy strip on the edge?
Which ACPI power-saving state turns off the processor, hard drive, and monitor, but leaves all other devices on?
Under what circumstance should you always return a notebook to the manufacturer?
For serious repairs and it is under warranty
Which of the following is NOT a recommended action you should take before replacing or upgrading a component in a notebook?
Connect it to s port replicator, if available
Which type of memory are you likely to find in today’s laptops?
Which type of memory are you likely to find in today’s laptops?
2.5″ SATA
Which of the following is NOT true about working on a notebook computer in general?
Once you’ve learned to service one, it’s the same for all notebooks
Which of the following is true about expansion cards in a notebook computer?
You may be able to replace an expansion card without extensive disassembly
Which of the following is true about replacing the processor on a notebook computer?
Notebook processors will typically have a heatsink and fan
What is a fast way to determine if the problem is with the LCD panel or the video controller on a notebook computer?
Connect it to an external monitor
What might be a simple solution for a user having a login problem on a notebook computer when the user is certain she is entering the correct username and password?
NumLock is on, make sure it is turned off
Which of the following is NOT a consideration for a flickering or dim video display?
No drivers are installed
For heavy business use, the best practice is to purchase one machine for one purpose, instead of bundling many functions into a single machine.
The developing, transferring, fusing, and cleaning steps of the laser printing process use the printer components that undergo the most wear.
Laser printers automatically calibrate themselves periodically.
If a user complains that a printer is not printing, the problem always lies with the printer itself.
If loose toner comes out with your printout, the fuser is not reaching the proper temperature and professional service is required.
____ printers work by placing toner on an electrically charged rotating drum and then depositing the toner on paper as the paper moves through the system at the same speed the drum is turning.
A laser printer can produce better-quality printouts than a dot matrix printer, even when printing at the same dpi, because it can vary the size of the dots it prints, creating a sharp, clear image using a technology called ____.
____ printers tend to smudge on inexpensive paper, and they are slower than laser printers.
____ transfer printers use a ribbon that contains wax-based ink.
How is a network printer identified on the network?
By its IP address
Automatically printing on both sides of the page is called ____ printing.
A ____ printer connects directly to a computer by way of a USB port, parallel port, serial port, or wireless connection.
A dedicated device or computer called a print ____ can control several printers connected to a network.
When you print to the Microsoft XPS Document Writer printer, it creates a(n) ____ file.
To know the IP address of a network printer, direct the printer to print a ____ page.
____ is a language used to communicate how a page is to print and was developed by Adobe Systems.
What is the process called when Windows receives a print job from an application and places the job in a print queue?
What is the first thing you should do to get toner dust off your clothes?
Use a can of compressed air to blow off the toner
Which of the following is true regarding cleaning a printer?
Wipe the rollers on a laser printer with a dry cloth
How do you know if a printer needs routine maintenance?
The number of pages the printer has printed since the last maintenance
Before replacing an image drum, what should you do first?
Unplug it and allow the printer to cool down
What can you do to improve a printer’s performance?
Increase the memory
Which of the following is a program embedded in firmware that manages print jobs?
Print server
Which of the following should you check to verify the port a printer is using is enabled and working?
Device Manager
What tool can you use to stop and restart the Windows print spooler?
Service console