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CompTIA 220-702
Random
101
Computer Science
Professional
05/15/2012

Additional Computer Science Flashcards

 


 

Cards

Term
802.11a
Definition
5 GHz 54 MBps
Term
802.11b
Definition
2.4 GHz 11 MBps
Term
802.11g
Definition
2.4 GHz 54 Mbps
Term
802.11n
Definition
5 GHz or 2.4 GHz 100 MBps
Term
CAT 2
Definition
4 Mbps
Term
CAT 3
Definition
10 Mbps
Term
CAT 5
Definition
100 Mbps or 1 Gbps (can be used to connect two computers together[crossover cable])
Term
CAT 5e
Definition
1000 Mbps or 10 Gbps
Term
CAT 6
Definition
1000 Mbps or 10 Gbps
Term
SODIMM
Definition
144 pin
Term
SIMM
Definition
72 pin
Term
DIMM
Definition
168 pin
Term
RIMM
Definition
184 pin
Term
Wide Ultra SCSI
Definition
40 MBps
Term
SCSI 1
Definition
5 MBps
Term
Fast SCSI 2
Definition
10 MBps
Term
Wide SCSI 2
Definition
10 MBps
Term
Wide Fast SCSI 2
Definition
20 MBps
Term
PCI
Definition
32 bits, 33 MHz, 132 MBps
Term
Thermal compound _______ to the _______
Definition
dissapates heat, CPU
Term
Noise could be...
Definition
a loose cable inside the case touching the fan
Term
How would you install an IDE HDD?
Definition
with an eSATA port, buy an adapter
Term
Where are user files located in Windows 7?
Definition
C:/users/username
Term
Where are font files located in Windows 7?
Definition
C:/windows/fonts
Term
Where are temporary files located in Windows 7?
Definition
C:/user/username/add data/local/temp
and
C:/windows/temp
Term
What is most likely the issue if there are 2 hard drives and the computer won't boot correctly?
Definition
jumper settings are incorrect/drives aren't set to master and slave
Term
What does a loopback plug test?
Definition
tests the ports, and connectivity
Term
Over time your computer gets slower, what should you do?
Definition
the CPU is overheating, check airflow, case fan
Term
What device should you use to test the power supply?
Definition
Multimeter: measures the volatge, OHMS, connectivity, power, and current
Term
Name 2 things that need to be powered off to be tested.
Definition
Resistance and continuity
Term
8 short beeps
Definition
Video adapter
Term
3 short beeps
Definition
system board
Term
1 long and 3 short beeps
Definition
memory
Term
How are ghost images created?
Definition
the corona wire isn't giving proper charge, low on toner, drum isn't charged correctly
Term
Command for making a new directory?
Definition
md
Term
What cables have the highest data transfer rates?
Definition
USB 1.1, USB 2.0 or 1394b
Term
Tracert is used for...?
Definition
Testing routers between a network and a remote workstation
Term
netstat is used for...?
Definition
allows you to view open ports on the computer
Term
net use is used for...?
Definition
connects or disconnects shared resources
Term
How would you check the funcionality of a NIC card?
Definition
ping 127.0.0.1
Term
What OSI level is a router on?
Definition
network
Term
What OSI level is a swtich on?
Definition
datalink
Term
What OSI level is a hub on?
Definition
Physical
Term
What OSI level is a NIC on?
Definition
Physical
Term
Name 3 IPV4 for private networks
Definition
192.168.0.0/ 172.16.0.0/ 10.0.0.0
Term
What 2 things need to be powered off to be tested?
Definition
Continuity and Resistance
Term
Whindows 7 and _________ utilize BitLocker
Definition
Vista Ultimate
Term
What database is stored as a registry file in Windows NT, Windows 2000, and later versions of Windows?
Definition
Security Accounts Manager (SAM)
Term
What does SAM do?
Definition
It stores users' passwords in a hashed format(in LM hash and NTLM hash)
Term
To create a FAT32 partition over a network on a windows 7 computer you need?
Definition
at least 5GB of HDD space
Term
NETUSE
Definition
connects or disconnects shared resources
Term
NETSTAT
Definition
allows you to view open ports on the computer
Term
TRACERT
Definition
test routers between network and Remote Workstation
Term
TPM(trusted platform module) is...
Definition
The chip that works with BitLocker
Term
A retro virus can...
Definition
bipass a detection
Term
NetBui
Definition
non routable
Term
smearing images from a laser printer means
Definition
repalce the fuser
Term
a black page from a laser printer means
Definition
replace the primary corona wire
Term
random characters from a laser printer means
Definition
bad device driver
Term
horizantal black line from a laser printer means
Definition
misaligned beam detector
Term
which crystal is used for an inkjet
Definition
piesoelectric crystal
Term
dr. watson is used for
Definition
debugging Windows XP and earlierĀ (win 95, 98, 2000)
Term
chkdsk /f
Definition
Fixes HDD errors
Term
a tone probe is used for...
Definition
finding unlabeled cables
Term
incremental back up
Definition
only backs up since last incremental and marks as archieved
Term
differential back up
Definition
backs up from last full back up doesn't archive
Term
user files are located where in XP
Definition
C:/Documents and Settings
Term
32 bit program files are located where
Definition
C:/Program Files (x86)
Term
Windows starter used for...
Definition
netbook computers, doesn't support offline files
Term
Sync Center used for...
Definition
Accessing offline files
Term
NTFS is supported by which operating systems
Definition
Windows NT with SP4, XP, 2000 & 7
Term
boot.ini
Definition
provides info on how OS is installed on the computer
Term
fixmbr
Definition
corrupt MBR
Term
command to change the name of a document
Definition
ren or cd
Term
max length of RS-232
Definition
50ft
Term
Which Windows 7 version has BitLocker and BitLocker to go?
Definition
Windows 7 Enterprise
Term
command to stop print spooler
Definition
net stop spooler
Term
File system that supports 64ZB and 1000 files per directory
Definition
exFAT
Term
how do you get better air flow within the case
Definition
Round IDE cables
Term
private IP addresses
Definition
10.13.90.8/ 192.168.0.1
Term
command to make files viewable
Definition
Attrib - H**
Term
EFS files are what color
Definition
green
Term
Cable tester is used for
Definition
intermitten network issues
Term
what voltages are most commonly present on a power cable connecting to drives inside of a standard computer case?
Definition
5 and 12
Term
which versions of windows can view offline files and folders?
Definition
windows 7 ultimate and windows XP professional
Term
power supply tester is used for
Definition
Functionality of psu
Term
compressed files are what color
Definition
blue
Term
class A range for IP address
Definition
1-126
Term
class B range for IP address
Definition
128-191
Term
class C range for IP address
Definition
192-223
Term
What is port 22?
Definition
SSH (encrypted)
Term
What is port 23?
Definition
Telnet (plain text)
Term
What is port 20/21?
Definition
FTP
Term
What is port 3389?
Definition
Firewall port for remote desktop
Term
What is port 25?
Definition
SMTP
Term
What is port 110?
Definition
POP3
Term
What is port 143?
Definition
IMAP
Term
What is port 80?
Definition
HTTP
Term
What is port 443?
Definition
HTTPS
Term
What is port 53?
Definition
DNS
Term
What is port 67?
Definition
DHCP
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