CompTIA A_ Certification All-In-One Exam Guide, Seventh Edition - Michael Meyers [522]
Contributor permission, targeted sharing
Control Panel
CONVERT command, converting FAT to NTFS
convertible-type tablet PCs
cooling devices. See also fans
CPU coolers
liquid-cooling systems
Co-owner permission, targeted sharing
COPY command
copying files
Core i7 processors
costs
cost of exams
printer consumables
replacing a processor
Counter Strike game
counters
CPU cache
CPU coolers
installing
types
CPU Identifier (CPUID)
CPU voltage
CPUID (CPU Identifier)
CPUs (central processing units). See microprocessors
CPU-Z program, on CD-ROM accompanying this book
CRC (cyclic redundancy check)
Creative Labs
3DMIDI Player
SoundBlaster
CRIMMs (continuity RIMMs)
crossover cables, UTP Ethernet
CRTs (cathode ray tubes)
adjusting
aspect ratio
caution when working with
cleaning
connectors
CRT projectors
discharging
vs. LCD displays
power conservation
refresh rates
sizes of
troubleshooting
CSMA/CA (carrier sense multiple access/collision avoidance)
CTRL-ALT-DELETE, pressing at login
CTS (clear to send)
current
customer relations
eliciting answers from customers,
expectations and follow-up
respecting customers
right use of assertive communication
cyan, magenta, yellow, black. See CMYK (cyan, magenta, yellow, black)
cyclic redundancy check (CRC)
cylinders, hard drive
D
daisy-chaining, SCSI drives
daisy-matrix printers
data classification
Data Collector Sets
data corruption, troubleshooting hard drives
data destruction, computer security threats
data encoding, hard drives
data encryption
Data Execution Prevention (DEP)
data input
Data Link layer, OSI model
data recovery
data storage on hard drives
data structures, FAT
data
disk duplexing
disk mirroring
network data, encrypting
remnants of
daughterboards
DB connectors
for serial ports
DB-25 connectors, for printers
DC (direct current)
in computing process (game example)
LCD displays
portable devices
supply for
testing voltage
DDR SDRAM (double data rate SDRAM)
DDR2
DDR3
dead spots, wireless networking
death of hard drive
Debugging Mode, Advanced Startup Options
decibels
dedicated servers
default gateways
configuring
default user accounts, security risks of
definition files, antivirus programs
defragmentation
Disk Defragmenter
degaussing monitors
DEL command, 6469
deleting files
DEP (Data Execution Prevention)
dependability, as trait of PC technician
desktop (Windows interface)
desktop extenders
desktop replacements
destination port, TCP/IP
device drivers
beta drivers
BIOS and
driver rollback feature
for hard drives
getting the correct driver
GUI, failure to load
installing before vs. after device installation
installing new
removing old drivers
signing
TWAIN drivers
unsigned
updating
USB
verifying installation of
video cards
web cameras
Device Manager
DMA, checking usage
driver rollback feature
expansion cards, troubleshooting
information about drives, accessing
optimizing device drivers
removing old drivers
system resources, displaying
USB power usage
wireless network hardware troubleshooting
devices. See also hardware
adding new
bus mastering and
cards vs. onboard devices
device drivers
input/output (I/O)
learning about before installing
optimizing
troubleshooting newly installed
DHCP (dynamic host configuration protocol)
fully wired
network security
router configuration
diagnostic print page, laser printers
dial-up connections
ISDN
modems
dial-up encryption
Dial-up Networking (DUN)
digital cameras
form factors
video card connectors
zoom feature
digital certificates
digital ink, tablet PCs
Digital Light Processing (DLP)
digital multimeter (DMM)
digital subscriber line (DSL)
Digital Theatre Systems (DTS)
digital versatile discs. See DVD (digital versatile disc) media
digital video, converting to/from analog
digital zoom, digital cameras
DIMMs (dual inline memory modules)
double-sided
installing
SO-DIMMs, installing in laptops
dipole antennae
DIR command
direct access memory. See DMA (direct access memory)
direct