CompTIA A_ Certification All-In-One Exam Guide, Seventh Edition - Michael Meyers [533]
troubleshooting
types of
printheads/printwires, dot-matrix printers
private networks
PRML (Partial Response Maximum Likelihood)
processes
managing with Task Manager
stopping, video capture
processing stage, in the computing process
processing
data, PCs
out-of-order processing and
parallel
wattage and
processors. See microprocessors
product key
Windows Vista
Windows XP
professionalism
program folders
programmable input/output (PIO)
Programs and Features applet
software, adding/removing
components, adding/removing
programs. See applications
projectors
prompt. See command prompt
proprietary form factors
protective packaging for components
protocols. See network protocols
proxy servers
PS/2 plugs
PS/2 ports
bar code readers
KVM switches
touch screens
PSU (power supply unit). See power supplies
Public folder
public IP addresses
pulse code modulation (PCM)
PVC (poly-vinyl chloride), UTP cable,
PVRs (Personal Video Recorders)
Q
QDOS (Quick-and-Dirty Operating System)
QPI (QuickPath Interconnect)
quad-pumped frontside bus
Quick Launch toolbar, Windows GUI
Quick-and-Dirty Operating System (QDOS)
QuickPath Interconnect (QPI)
QuickTime (Apple)
R
radio frequency identification (RFID)
radio frequency interference (RFI)
RAID (redundant array of independent devices)
benefits/future of
combining RAID levels
hardware vs. software methods
implementing
levels
multiple/nested
personal RAID
RAID configuration utility
RAID 0 (disk striping)
RAID 1 (disk mirroring/duplexing)
RAID 2 (disk striping with multiple parity drives)
RAID 3 and 4 (disk striping with dedicated parity)
RAID 5 (disk striping with distributed parity)
RAID 6 (disk striping with extra parity)
RAID controllers
rail power, power supplies
rails
RAM (random access memory)
address space of
buffer RAM
buffered/registered DRAM
in computing process (game example)
dangers of mixing speeds
DDR SDRAM
defined
determining current capacity
DIMM
DRAM
FRUs (field replaceable units)
installing DIMMS and RIMMs
laser printers
PDAs
Performance Options
portable devices
raster image processor (RIP)
RDRAM
recommendations based on operating system used
review questions/answers
SDRAM
selecting
shared memory
smartphones
SO-DIMM
as system resource
testing
troubleshooting
types of
upgrading
variations within classes of
video cards
wait states
working with
RAM cache
RAM counts
Rambus DRAM (RDRAM)
RAMDAC (random access memory digital-to-analog converter)
random access memory. See RAM (random access memory)
range, wireless networking
RAS (remote access services)
raster image processor (RIP)
raster images
raster lines, monitor refresh rate and
RD command
RDRAM (Rambus DRAM)
read/write heads, hard drives
Reader permission, targeted sharing
read-only memory. See ROM (read-only memory)
ready to send (RTS)
ReadyBoost, hybrid hard drives
RealMedia (RM)
rear out sound card connector
rear-view projectors
Reboot, Advanced Startup Options
rebuilds
recognition, biometric devices
recordable DVDs
recording quality, sound cards
Recovery Console
Recycle Bin
recycling/disposal
batteries
old computers
printer consumables
red, green, blue (RGB)
redundant array of independent devices. See RAID (redundant array of independent devices)
refresh rates
CRTs
LCDs
REGEDIT.EXE
REGEDT32.EXE
region codes, DVD/Blu-ray Disc media
registers
registration, Windows XP
Registry
accessing
device drivers
maintenance
Registry failure
structure
Reliability and Performance Monitor (Windows Vista)
remnants of data on drive
remote access services (RAS)
Remote Assistance
Remote Desktop
Remote Installation Services (RIS)
removable media
color books
digital cameras
DVD media
review questions/answers
types of
REN command
RENAME command
renaming files
rendered objects, 3-D games
Replicator group (Windows 2000)
reporting
as part of troubleshooting process
security issues
Request to Send/Clear to Send (RTS/CTS)
resolution enhancement technology (RET)
resolution
laser