1. COMP TIA FLASHCARDS
SET 2
(CPU – ERD)
CIS 140, Susan K. Smith, TVCC,
Fall Quarter 2011

2.  CPU

3.  Central Processing
Unit
 CPU

5.  The brains of the
computer.
Sometimes referred
to simply as the
central processor,
but more commonly
called “processor”,
the CPU is where
most calculations
take place.
 CPU

6.  CRT

7.  Cathode-Ray Tube
 CRT

9.  The technology
used in most
televisions and
computer display
screens. A CRT
works by moving an
electron beam back
and forth across the
back of the screen.
 CRT

10.  DB-25

12.  A 25-pin electrical D-
shell connector used
for both serial and
parallel ports on PCs.
Can be male or
female.
 DB-25

13.  DDR

14.  Double Data-Rate
random access
memory
 DDR

15.  A routing technique
developed by Cisco
that allows a user to
utilize existing
telephone lines, or
public circuit-
switched networks,
to form a WAN
instead of lines that
are dedicated
specifically to the
WAN.
 DDR

16.  DDR SDRAM

17.  Double Data-Rate
Symmetric Dynamic
Random Access
Memory
 DDR SDRAM

18.  A type of SDRAM
that supports data
transfers on both
edges of each clock
cycle (the rising and
falling edges),
effectively doubling
the memory chip's
data throughput.
 DDR SDRAM

19.  DHCP

20.  Dynamic Host
Configuration
Protocol
 DHCP

21.  A protocol for
assigning dynamic
IP addresses to
devices on a
network. With
dynamic addressing,
a device can have a
different IP address
every time it
connects to the
network
 DHCP

22.  DIMM

23.  Dual Inline Memory
Module
 DIMM

25.  A small circuit board
that holds memory
chips.
 DIMM

26.  DMA

27.  Direct Memory
Access
 DMA

28.  A technique for
transferring data
from main memory
to a device without
passing it through
the CPU.
 DMA

29.  DNS

30.  Domain Name
Service (or Server)
 DNS

31.  An Internet service
that translates
domain names into
IP addresses.
 DNS

32.  DOS

33.  Disk Operating
System
 DOS

34.  The term DOS can
refer to any
operating system,
but it is most often
used as a shorthand
for MS-DOS
(Microsoft Disk
Operating System.)
 DOS

35.  DRAM

36.  Dynamic Random
Access Memory
 DRAM

37.  A type of memory
used in most
personal computers.
 DRAM

38.  DVD-RAM

39.  Digital Versatile Disc
- Random Access
Memory
 DVD-RAM

40.  A DVD format
wherein DVD-RAM
discs can be
recorded and
erased repeatedly
but are only
compatible with
devices
manufactured by the
companies that
support the DVD-
RAM format.

41.  DVD-ROM

42.  Digital Video Disc -
Read Only Memory
 DVD-ROM

43.  A new type of read-
only compact disc
that can hold a
minimum of 4.7GB
(gigabytes), enough
for a full-length
movie.
 DVD-ROM

44.  DVD-R

45.  Digital Video Disc -
Recordable
 DVD-R

46.  A recordable DVD
format similar to CD-
R. A DVD-R can
only record data
once and then the
data becomes
permanent on the
disc.
 DVD-R

47.  DVD-RW

48.  Digital Video Disc -
Rewritable
 DVD-RW

49.  A re-recordable
DVD format similar
to CD-RW or
DVD+RW. The data
on a DVD-RW disc
can be erased and
recorded over
numerous times
without damaging
the medium.
 DVD-RW

50.  DVI

51.  Digital Visual
Interface
 DVI

52.  A digital interface
standard created by
the Digital Display
Working Group
(DDWG) to convert
analog signals into
digital signals to
accommodate both
analog and digital
monitors.
 DVI

53.  ECP

54.  Extended
Capabilities Port
 ECP

56.  A parallel-port
standard for PCs
that supports bi-
directional
communication
between the PC and
attached devices
(such as a printer).
 ECP

57.  EDO SDRAM

58.  Extended Data Out
Symmetric Dynamic
Random Access
Memory
 EDO SDRAM

59.  A type of DRAM that
is faster than
conventional DRAM.
 EDO SDRAM

60.  EEPROM

61.  Electrically Erasable
Programmable
Read-Only Memory
 EEPROM

62.  A special type of
PROM that can be
erased by exposing
it to an electrical
charge.
 EEPROM

63.  EFS

64.  Encrypting File
System
 EFS

65.  A transparent public
key encryption
technology that works
in conjunction with
NTFS permissions to
grant and deny users
access to files and
folders in Windows
NT (excluding NT4),
2000 and XP
(excluding XP Home
Edition) operating
systems.
 EFS

66.  EGA

67.  Enhanced Graphics
Adapter
 EGA

68.  A graphics display
system for PCs
introduced by IBM in
1984.
 EGA

69.  EIDE

70.  Enhanced
Integrated Drive
Electronics
 EIDE

71.  A newer version of
the IDE mass
storage device
interface standard
developed by
Western Digital
Corporation.
 EIDE

72.  EISA

73.  Extended Industry
Standard
Architecture
 EISA

74.  A bus architecture
designed for PCs
using an Intel
80386, 80486, or
Pentium
microprocessor.
 EISA

75.  EMI

76.  Electromagnetic
Interference
 EMI

78.  A naturally occurring
phenomena when
the electromagnetic
field of one device
disrupts, impedes or
degrades the
electromagnetic field
of another device by
coming into
proximity with it.
 EMI

79.  ERD

80.  Emergency Repair
Disk
 ERD

82.  A Windows backup
disk created by
using the Backup
utility.
 ERD

83. Set 2 - Complete