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A+ Midterm 2 Study Cards
Study cards for second A+ midterm
176
Computer Science
04/24/2010

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Term
Which is faster, an eSATA port or a FireWire 800 port?
Definition
eSATA, it goes at 3.0 gbs, firewire 800 only goes 800 mbs.
Term
What is the speed for High Speed USB?
Definition
480 Mbps
Term
How many times faster is a Hi-Speed USB port than an Original USB port running at 12 mbps?
Definition
40 times faster.
Term
Which USB port is Square and which USB port is Flat and Wide?
Definition
The A-Male connecter, the connector on the host computer or hub end, is Flat and wide. The B-Male, the connector on the device end of the cable, is Square.
Term
How many wires does a USB cable have?
Definition
Four, 2 for power and 2 for communication. The power wires (one is hot the other is ground) allow the host to provide power to a device.
Term
Does Windows XP without any service packs applied support Hi-Speed USB?
Definition
No, but it does if service packs are applied. Windows Vista and 7 both support it.
Term
FireWire and i.Link are common names for what peripheral bus?
Definition
IEEE 1394 (sometimes just called 1394).
Term
How many USB devices can be daisy chained. How many 1394?
Definition
127 USB devices, 63 Firewire (1394).
Term
How many pins does a firewire 800 port have?
Definition
Fire wire 800, aka (1394b) uses a 9pin rectangular connector.
Term
Which parallel port standard uses a DMA channel?
Definition
ECP (extended capabilities port).
Term
What are the parallel port standards?
Definition
Standard Parallel Port (SPP), enhanced parallel port (epp), and Extended Capabilities Port) (ECP)
Term
How many pins does the most common type of serial port have?
Definition
The most common type of serial port is the DB9 (standing for databus and the number of pins) but there is also the DB 25.
Term
What type or Wireless Transmission requires Line of Sight clearance?
Definition
Infrared.
Term
Which is better for your eyes, a monitor that supports a 75 hz refresh rate or a 60 hz refresh rate?
Definition
75 hz.
Term
For an LCD monitor, what is the best resolution to use?
Definition
the native resolution.
Term
Which type of port gives the best output? A composite Out port or an S-Video port?
Definition
S-Video port.
Term
What command do you use to find out what verison of Direct X your video card is using?
Definition
dxdiag.exe
Term
Name three types of ports a keyboard might use.
Definition
USB, 5 pin round DIN (mostly outdated), a 6pin OS/2 connector (sometimes called a mini-DIN), a USB port, or a wireless connection.
Term
What two types of ports might a touch screen use?
Definition
USB or Serial connection.
Term
which windows utility is most likely the one to use when uninstalling an expansion card?
Definition
Device Manager
Term
Would you expect all the devices listen in BIOS setup to also be listed in Device Manager? Would you expect all devices listed in Device Manager to also be listed in BIOS setup?
Definition
Any device that shows up in BIOS should be listed in device manager, but not all things listed in device manager will be listed in BIOS.
Term
If ECP mode does not work on your parallel port, what should you do next?
Definition
Change the mode in BIOS.
Term
Why is it best to leave a slot empty between two expansion cards?
Definition
To allow more airflow across the components.
Term
What two technologies allow you to use more than one video card in a system?
Definition
CrossFire and SLI.
Term
If you are installing windows on a hard drive that is managed by a RAID stoarage controller card, when and how do you install the RAID drivers?
Definition
For a fresh installation of windows, you need to preapare a floppy disk that windows setup will need while it is installing Vista or XP. On another computer, copy the RAID driver files from the cards driver CD to the disk. Then begin the windows installation by booting computer from Setup CD or DVD. On the first screen of the win install, a message appears to select load driver. Click load driver or Prss f6 then follow instructions.
Term
If a monitor displays wrong characters, what device is likely to be the problem?
Definition
Typically an issue with the Video Card.
Term
What is the display resolution for Standard VGA settings.
Definition
640x480
Term
What key do you press at startup to display the Vista Advanced Boot Options window?
Definition
f8 after the first beep.
Term
which speaker port should you use when connecting a single speaker to a PC?
Definition
The green sound port on the motherboard, usually the middle port.
Term
What type of compression format is popular for audio files?
Definition
MP3, it takes up less space on the hard drive than most other media or raw digitized sound.
Term
What type of adaptor card allows you to watch TV using your computer?
Definition
A TV tuner card, which turns the analog signal from a tv cable and turns it digital.
Term
What type of File System is used by blu-ray disks?
Definition
UDF 2.5 (Universal disc format)
Term
What type of file systems do CDs use? DVD?
Definition
CDs use the CDFS (Compact disc file system) or the UDF (universal disc format). DVDs (digital versatile disc) uses the newer UDF system.
Term
What two types of interfaces might be used by an internal DVD drive?
Definition
PATA or SATA
Term
How much DATA can a CD hold?
Definition
700 MB
Term
How much data can a double sided, double layer DVD hold?
Definition
17 GB
Term
What color laser beam does a CD and DVD drive use?
Definition
Red, but the wavelength of the DVD beam is shorter, and allows the beam to be more accurate.
Term
What color laser beam does a Blu-Ray drive use?
Definition
Blue, which has a shorter wavelength than any red beam.
Term
How much data can a Double sided, single layer BD hold? Double layer?
Definition
25 GB and 50 GB.
Term
Which costs more, a CD-R or a CD-RW disc?
Definition
CD-RW
Term
What type of flash memory card is currently the smallest type of card and the most popular?
Definition
Micro SDHC, used in PDAs, Cell Phones, MP3 players, and digital cameras. Contains up to 8GB
Term
What type of flash memory card looks the same and is interchangable with a MicroSD card?
Definition
TransFlash cards, but they dont offer the same functions in some devices.
Term
Which type of removable storage device can only access its data sequentially and not randomly?
Definition
Tape Drives.
Term
Which type of image file format typically produces a larger file size, a JPEG file or a TIFF file?
Definition
TIFF ( Tagged image file format) are bigger, but less useful for storing photos than JPEG (Joint Photographic Experts Group).
Term
What are the group of standards that represents music in digital form?
Definition
MIDI (Musical instrument digital interface). MP3 is a method of storing sound files in a compressed format, but MIDI stores each individual note by each individual instrument, which can later be edited.
Term
why might a musical keyboard have two MIDI ports?
Definition
Input and Output.
Term
If you spill a cleaning solution on your clothes and hands, what is the best way to find out how to deal with the spill?
Definition
Look at instructions on can or check the MSDS (Material Safety Data Sheet).
Term
What is the term used to describe a network cable lying loose in a high-traffic area?
Definition
Trip Hazard.
Term
When lifting a heavy object, should you bend you back over the object or stoop down to the object, keeping your back straight?
Definition
Stoop and keep your back straight.
Term
Why should a tower case not sit on a thick carpet?
Definition
The vent on the bottom of the case can become blocked.
Term
What can you do to protect a keyboard that is used in an extremely dusty area?
Definition
Purchase a plastic keyboard cover.
Term
Why is it not a good practice to unpack computer parts immediately after they have delivered on a cold day?
Definition
wait for it to reach room temperature to prevent damage from condensation and static electricity.
Term
Why is it not a good idea to throw used batteries in the trash?
Definition
Some batteries are considered hazardous waste.
Term
What is the best way to get rid of laser printer toner cartridge?
Definition
Return them to the manufacturer or dealer.
Term
What should you do to a failed hard drive that was used in the Accounting Department before throwing it in the trash.
Definition
Use a secure data destruction device and then smash with a hammer, run magnets over it, and throw the remnants into mount doom.
Term
When shipping a computer, why is it not a good idea to ship backups of the system in the same package as the computer?
Definition
If the computer package was handled roughly enough to ruin the system, the backups would be ruined too.
Term
What law defines software copyright infringement?
Definition
Federal copyright act of 1976.
Term
What is the diference between a liscence to use software and a site license to use software?
Definition
By purchasing a Site License, a company obtains the right to use multiple copies of the software.
Term
Why is it not a good idea to buy software that is on CDs with handwritten labels>
Definition
It may be counterfeit.
Term
Place following network tech in order of speed, from slowest to fastest: Fiber Optic, Dial up, Cable modem, Fast Ethernet
Definition
Dail-up, cable modem, fiber optic, fast ethernet.
Term
What is the difference between ADSL and SDSL?
Definition
ADSL(Asymmetric Digital Subscriber Line) uses one upload speed from the consumer to an ISP and a faster downloads Speed. SDSL (Symmetric Digital Subscriber Line) Uses equal bandwiths in both directions.
Term
Among Satellite, cable modem, and DSL, which technology experiences more latency?
Definition
Satellite.
Term
When using DSL to connect to the internet, the data transission shares the cabling with what other technology?
Definition
Phone Lines.
Term
When using a cable modem to connect to the internet, the data data transmission shares the cabling with what other technology?
Definition
Television lines.
Term
Which version of the 802.11 technologies can use two antennas at both the access point and the network adaptor?
Definition
802.11n MIMO (Multiple Input/Multiple Output)
Term
Which wireless encryption standard is stronger, WEP or WPA?
Definition
WEP(Wired Equivelant Privacy) is weaker than WPA(Wi-fi Protected Access) Because its encryption key is static.
Term
List the three types of user accounts used by windows Vista
Definition
Administrator, Standard user, and guest accounts.
Term
List the four types of user accounts used by windows XP
Definition
Administrator, Power user, Limited user (also called the users account), and guest.
Term
Which windows console is used to create a new user group?
Definition
Computer Management
Term
What is the term Windows XP uses to describe sharing files when no control is allowed over who has access to a shared file?
Definition
Simple File Sharing
Term
What type of permission does a folder recieve from its parent folder?
Definition
Inherited permission
Term
What type of permissions must be given so that a folder can be shared on the network?
Definition
Share Permissions
Term
If a folder has 10 subfolders, what is the easiest way to change the permissions for all 10 folders?
Definition
Change the permissions of the parent folder
Term
What two services must be running under windows XP to share folders on the network?
Definition
Client for Microsoft Networks and File and Printer Sharing for Microsoft networks.
Term
If you are having a problem changing the permissions of a folder that was created by another user, what can you do to help solve the problem?
Definition
Try taking ownership of the folder, by clicking the advanced button on the security tab of the folders properties.
Term
A shared folder whose name ends with a $ is called a?
Definition
Hidden Share
Term
When is it possible to use administrative shares?
Definition
Accessing the root folder on any volume or drive, or accessing the %systemroot% folder
Term
What can you do so that you can use file and folder encryption with a volume using the FAT file system and windows vista buisiness edition?
Definition
open up properties, go to advanced, encrypt.
Term
what is the command to decrypt the file myfile.doc?
Definition
use something like "cipher /d C:\myfile.doc"
Term
What is the command to launch the certificate manager console?
Definition
certmgr.msc in console
Term
What is the file extension used by default for a certificate file that contains the private key? That does not contain the private key?
Definition
.pfx with the key, .cer without
Term
If you upgrade from windows XP to windows Vista Ultimate and cannot access your encrypted files, what is the first thing to do?
Definition
import the backup copy of your certificate
Term
What hardware component is needed to set up BitLocker Encryption so that you can authenticate the computer?
Definition
TPM chip (trusted platform module)
Term
What is the first thing you should do when you discover a computer is infected with malware?
Definition
Quarantine the infected system, then run AV software, run adaware or spyware removal programs, clean up whats left over.
Term
What process ending command is more powerful than task manager?
Definition
taskkill /f /pid:******
The /f parameter forcefully kills the process. This command is so powerful that it can end system critical processes.
Term
Why are notebooks typically more expensive than PCs with comparable power and features?
Definition
their components are smaller and more rugged.
Term
What type of manual is important to have before you disassemble a notebook?
Definition
Service manual
Term
Why is it important to reinstall the OS on a notebook from the reocvery CDs rather than using a retail version of the OS?
Definition
The OEM (Original Equipment Manufacturer) custom tailors the OS to their specific notebook, so you may need their specific recovery disc.
Term
Which is likely to have more features, a port replicator or a docking station.
Definition
Docking station.
Term
What was the first bus used by PC card slots?
Definition
PCMIA cards.
Term
What bus is used by a CardBus slot?
Definition
32 bit PCI bus
Term
What bus is used by the expresscard slots?
Definition
PCI express or usb 2.0
Term
Can you use an ExpressCard card in a Cardbus slot? In a PC Card slot?
Definition
No and No
Term
Can you install and use two Type I PC Card cards in a single Type III CardBus slot?
Definition
No
Term
What prevents a CardBus card from being inserted in a 16 bit PC Card Slot?
Definition
A gold bumpy strip
Term
Name three types of wireless technologies that are used with notebooks.
Definition
Bluetooth, Wifi, and cellular.
Term
What type of battery is currently used with notebooks>
Definition
Lithium Ion battery
Term
What type of device changes DC to AC
Definition
inverter
Term
To what ACPI mode does vista sleep mode correspond?
Definition
ACPI S3
Term
What Windows utility is used to enable Wake on LAN.
Definition
BIOS and Power Management in Device Manager.
Term
What type of pointing device is used on thinkpad notebooks?
Definition
Trackpoint or pointstick.
Term
When a notebook internal device fails, what three options can you use to deal with the problem?
Definition
Return the notebook to the manufacturer or another service center for repair, substitute an external component for an internal component, or replace the internal device.
Term
How many pins does a notebook IDE connector have? A desktop IDE connecter?
Definition
notebooks have 44 pins, desktops have 40.
Term
When an LCD panel is very dim and brightness adjustments dont help, what component is likely to be the problem?
Definition
Video Inverter
Term
What industry is required by law to use the HIPAA security standards?
Definition
Health Care industry must abide by the Health Insurance Portability and Accountability Act.
Term
Classifying the rights assigned to a computer user depends on what factor?
Definition
Authorization
Term
What applet in the XP Control Panel is used to reset a password?
Definition
Computer Management Console, in control panel use Change an Account
Term
What must a user do in order to use his passowrd reset disc to log onto windows.
Definition
enter a wrong password at logon.
Term
Name three types of passwords that can be enabled in the BIOS setup.
Definition
Supervisor, user, and system power-on passwords.
Term
What is the default encryption protocol that windows uses when sending an account name and password to a domain controller for validation?
Definition
Kerberos
Term
What is the name for the smaall device that contains authentication information keyed into a logon window to gain access to a network?
Definition
Smart Card
Term
What is the purpose of a digital certificate?
Definition
Its used to prove you are who you say you are
Term
Who assigns a digital certificate?
Definition
Certification Authority
Term
Why is the name of your pet not a strong password?
Definition
its easy to guess
Term
In what situation might a blank password be better than an easy to guess password?
Definition
You cant log onto a windows vista/xp computer from a remote computer unless the user account has a password.
Term
Which has more rights, a standard account or a guest account?
Definition
A standard account.
Term
What folder in vista is intended to be used for folders and files that all users share?
Definition
C:\Users\Public
Term
What file system must be used in order to eencrypt folders and files in Windows Vista or XP?
Definition
EFS, Encypted File System.
Term
What vista tool can be used to encrypt an entire hard drive?
Definition
Bitlocker encryption
Term
What is the purpose of the TPM chip on a motherboard?
Definition
The TPM chip prevents people from using your hard drive with another computer by providing the encryption key for BitLocker. It stands for Trusted Platform Module.
Term
What is the quickest way to lock down a windows workstation?
Definition
Press windows key + L.
Term
What type of malware can copy itself over a network without involving a host program?
Definition
a Worm
Term
Which type of malware substitutes itself for a legitimate program?
Definition
Trojan Horse.
Term
Give two popular examples of broadband technology.
Definition
Cable and DSL
Term
Which type of broadband connection does windows assume, on demand or always up.
Definition
Always up
Term
What is the purpose of DSL filters on phone jacks in your home.
Definition
To prevent static on phone lines.
Term
Which type of profile that vista assigns to a network connection offers the least security?
Definition
Home.
Term
What is the maximum length of an ethernet cable on a 100BaseT network>
Definition
328 feet.
Term
What is the first configuration change you should make when you first install a router?
Definition
Reset the password so others cant change your router setup.
Term
How is a DHCP reservation on a router used.
Definition
It hands out IP addresses.
Term
Which command is used to find the DNS servers information about a domain name?
Definition
Nslookup
Term
Which command is used to find the host name of a computer when you know its IP address?
Definition
Reverse lookup Nslookup ****.****.***
Term
Which command can give you the hop count from your computer to another?
Definition
Tracert *website*
Term
What parameter can be added to the netstat command so that you can see what program is responsible for a netwrok connection.
Definition
-b
Term
Which edition of windows can be used to serve up remote desktop?
Definition
Vista Buisness or Ultimate or Windows XP professional.
Term
Which is the easiest way to initiate a remote assistance sesssion?>
Definition
start->programs->accessories->communications
Term
What is the listening port for windows XP remote Desktop?
Definition
3389
Term
Which tool allows you to set up a chat session with the user, remote desktop or remote assistance?
Definition
remote assistance
Term
In what folder is the log of a remote assistance session kept?
Definition
C/users/username/documents/remote assistance logs
Term
How can you physically tell if a network card is not working?
Definition
Status light
Term
To know if windows recognizes a NIC without errors, which tool do you use?
Definition
Device Manager
Term
What command can tell you if two computers on the same network have the same computer name?
Definition
net view \\computername
Term
What command lists the shared resources on a remote computer on the network?
Definition
net view \\computername /user:username
Term
What command tests for connectivity between two computers?
Definition
Ping
Term
What is the maximum length of a cable on a 100BaseT network?
Definition
328 feet.
Term
Which type of neetwork cable is more reliable, STP or UTP.
Definition
STP
Term
Which is more expensive, UTP CAT5e cabling or STP CAT5e cabling?
Definition
STP
Term
How can you tell the difference between a patch cable and a crossover cable by examining it?
Definition
The pattern of wire colors at the ends.
Term
What type of server serves up IP addresses to computers on a network?
Definition
DHCP server
Term
what type of protocol is used to present a public IP address to computers outside the LAN to handle requests to use the internet from computers inside the LAN.
Definition
NAT protocal (Network Address Translation)
Term
how many bits are in an IPv4 IP address?
Definition
32 bits.
Term
what port does the SMTP protocol use by default?
Definition
25
Term
Which protocol does a web server use when transmissions are encrypted for security?
Definition
HTTPS
Term
What type of server resolves fully qualified domain names to IP addresses?
Definition
FQDN server
Term
What is the maximum length of a NetBIOS name?
Definition
15 characters.
Term
What is the name of the file that keeps associations between computer names and IP addresses on the local computer?
Definition
DNS
Term
what protocal is replacing the POP protocol used to recieve email?
Definition
IMAP
Term
List the six steps used by a laser printer to print a page
Definition
Cleaning, conditioning, writing, developing, transfering, fusing.
Term
Which document exhibits better quality, one printed with 600dpi or one printed with 1200dpi? Why?
Definition
1200, twices as many dots per inch.
Term
During the laser printing process, what determines when the toner sticks to the drum and when it does not stick to the drum?
Definition
electricity
Term
What type printer is most dependent on the quality paper it uses to get the best printing results?
Definition
inkjet
Term
why is it less expensive to maintain an inkjet printer that has a black ink cartridge than one that does not?
Definition
you can replace just one cartridge as opposed to all of them.
Term
What should you do if an inkjet printer prints with missing dots or lines on the paper?
Definition
Clean it.
Term
What can you do to help a dot matrix printer last longer?
Definition
replace the ribbon and keep in a cool place.
Term
What feature on a printer must be enabled so that a printer can automatically print on both sides of the paper?
Definition
Duplex printing
Term
What two windows XP components are used to share resources on a network and access those shared resources?
Definition
computer must be turned on and not in sleep or standby, and for another computer to access the shared printer, it must have the printers device drivers installed.
Term
How do you share a local printer with others in the workgroup?
Definition
set up a network printer, use a print server, or hook directly up to a computer.
Term
What kind of printer is assigned an IP address?
Definition
A network printer.
Term
What company developed PostScript? PCL?
Definition
Adobe, Hewlett Packard
Term
What printer language is new to windows vista?
Definition
XPS (XML Paper Specification)
Term
What tool can you use to remove loose toner from inside a printer?
Definition
Extension magnet brush
Term
Where is the best place to look for a firmware upgrade for a printer?
Definition
The manufacturers website.
Term
When you get a toner low message, what can you do to extend the life of the toner cartridge before replacing it?
Definition
Remove it and rock gently side to side.
Term
What causes a ghosted image on a printout?
Definition
Dirty drum, bad printer cartridge.
Term
Two ways to improve printing speed.
Definition
Add more memory to the printer. Lower the printer resolution. Upgrade computer memory or CPU.
Term
What is the likely problem when a portion of a completed page does not print?
Definition
Lack of memory.