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Test your basic knowledge |
Comptia A + Certification
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Subjects
:
certifications
,
comptia-a-+
,
it-skills
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. A disk type introduced with Windows 2000 that contains space allocated in volumes without the limits imposed on basic disks. On a dynamic disk - the number of volumes are unlimited - and a volume can extend to include available space on any hard disk
USB
dynamic disk
grounding mat
local remote KVM switch
2. Aka expansion bus.
DVD-RAM
system bus
Enable Boot Logging
external cache
3. An LCD display that accepts a digital signal. Early LCD displays accepted an analog signal and converted it to digital internally.
radio frequency (RF)
digital LCD display
American National Standards Institute (ANSI)
value entry
4. Authentication is validation of a user account and password that occurs before the security components of Windows will give the user access to the computer.
intranet
authentication
1000Base-T
WWW
5. A process applied to digitally signed code to unencrypt the signature data and use the information to verify the program code was not modified since the signature was added.
Speaker On/Off key
microcode
PCI-E
file signature verification
6. Introduced in 1993 - the most common expansion bus architecture in PCs in the mid 1990s. It transfers data in parallel over a data bus that is either 32- or 64-bits wide.
peripheral component interconnect (PCI)
toner cartridge
format
address bus
7. In a Microsoft Windows network - an administrative organization with a centralized security accounts database maintained on one or more special servers called domain controllers. This centralized database contains accounts for users - groups - and co
Encrypting File System (EFS)
domain
RJ-45
LPT
8. A square snap coupling for fiber-optic cable - about 2.5 mm wide - used for cable-to-cable connections or to connect cables to network devices. It latches with a push-pull action similar to audio and video jacks.
MSINFO32.EXE
subscriber connector (SC)
DPMS
HDD
9. Local area networking using radio waves that includes several implementations based on the IEEE 802.11 group of standards.
IPCONFIG
Wireless Fidelity (Wi-Fi)
SPGA (staggered pin grid array)
dial-up
10. Aka Simple Mail Transfer Protocol.
LVDS
MAC
complementary metal-oxide semiconductor (CMOS)
SMTP
11. A type of printer that uses solid - rather than liquid - ink.
icon
switching mode power supply
solid ink
Start Bar
12. A device found in laptops that monitors and regulates power usage. The features vary by manufacturer - but typically - they provide short-circuit protection - give "low battery" warnings - and can be configured to shut down the computer automatically
emergency repair disk (ERD)
Wireless LAN (WLAN)
thermal printer
DC Controller
13. Aka floating-point unit.
FPU
bar code reader
distribution server
ATA
14. Fiber-optic cable that allows only a single light wave to pass down the cable.
video graphics array (VGA)
satellite communications
nickel metal hydride (NiMH) batteries
single-mode fiber (SMF)
15. A network connection device that passes traffic between two networks - using the physical address (MAC address) of the destination device.
CPE
bridge
pinned items list
Mechanical Transfer Registered Jack (MT-RJ) connector
16. A Windows wizard that sets options for starting and running a specific old program that will not otherwise run properly in Windows.
Program Compatibility Wizard
Digital Light Processing (DLP)
swap file
electromagnetic pulse (EMP)
17. Aka display power-management signaling.
DPMS
bluesnarfing
digital video recorder (DVR)
DVD-ROM
18. A command-line utility - installed with the TCP/IP protocol suite - that is used to troubleshoot DNS problems by querying DNS name servers and displaying the results of the queries.
NSLOOKUP
UPS
ACPI
local user account
19. A double-sided - single-layer digital versatile disc (DVD) that stores 9.4 GB of data - or over four hours of video.
DVD-10
volts
ATA
AGP
20. In Windows 2000 and Windows XP - an Advanced Options menu choice that starts Windows normally - except that video mode is changed to the lowest resolution - using the currently installed video driver. This option does not switch to the basic Windows
Enable VGA Mode
memory controller chip (MCC)
Level 3 (L3) cache
worm
21. A new level of an operating system with major changes to the core components.
ACL
data migration
graphical user interface (GUI)
version
22. Electrically erasable programmable ROM. A ROM chip that is erasable using an electrical charge.
EEPROM
microprogram
flashing
bus
23. A computer circuit board that attaches to and controls SCSI devices.
SCSI host adapter
802.11g
Advanced Power Management (APM)
reactivate
24. Aka lit pixel.
RAID 5
stuck pixel
update
NiMH
25. Describes the VGA mode color setting that - although it can produce around 16 million different colors - can only display up to 256 different colors at a time.
8-bit high color
WINS
h-hold
external cache
26. Operating system interface settings - such as the language used and the date - time - and currency formats.
writing
ACE
processor board
regional settings
27. An early PC hard drive interface.
FireWire
Integrated Drive Electronics (IDE)
primary partition
x86-64
28. A solid-state storage standard for high-capacity (2 - 4 - and 8 GB) memory cards that are tiny
Secure Digital (SD) Card
registry
toner
direct thermal printer
29. Aka S-Video.
MBR
Super Video
secure socket layer (SSL)
thumb drive
30. A set of technologies that allow voice transmission over an IP network
share
graphics tablet
Voice over IP (VoIP)
NTFS
31. A standard for interconnecting electronic musical instruments to communicate with computers and among themselves.
musical instrument digital interface (MIDI)
Internet
processor board
TLD
32. Aka interrupt request line.
professionalism
IRQ
MSINFO32.EXE
master drive
33. An improved version of WPA that does not support older network cards and offers both secure authentication and data encryption. It uses EAP for a variety of authentication methods
Internet Message Access Protocol (IMAP)
network operating system (NOS)
floating-point unit (FPU)
Wi-Fi Protected Access 2 (WPA2)
34. The information transfer protocol of the World Wide Web (WWW). Included in HTTP are the commands Web browsers use to request Web pages from Web servers and then display them on the screen of the local computer.
DVD-18
UXGA
Hypertext Transfer Protocol (HTTP)
FPM
35. A cooling system that uses liquid to transfer heat away from components.
Integrated Service Digital Network (ISDN)
Remote Desktop Protocol (RDP)
liquid cooling system
BDD Workbench
36. A joke program that produces strange behavior - such as screen distortions - erratic cursor behavior - or strange icons to appear on the screen.
DPMS
ARP
prank program
primary master
37. A unit of measurement of actual delivered power - calculated by the formula watts = volts
emergency repair disk (ERD)
watts
RIP
IMAP
38. One or more chips designed to work closely with the CPU. Two parts of this chipset are the Northbridge and the Southbridge.
Blu-ray disc
PAGEFILE.SYS
chrominance
chipset
39. A CPU component that manages the CPU cache.
cache controller
DDR SDRAM
Transmission Control Protocol (TCP)
XGA
40. A protocol for securing data for transmission by encrypting it.
PROM
biometric device
laser printer
Hypertext Transfer Protocol over Secure Sockets Layer (HTTPS)
41. A circuit on a motherboard through which incoming power passes. Several voltage regulators maintain a steady voltage as demand goes up and down - with one or more voltage regulators for the various voltages required (5 volts - 12 volts - 3.3 volts -
encryption
voltage regulator module (VRM)
flash memory
internal cache memory
42. A network connection device that routes IP packets between networks.
IP router
Temporal Key Integrity Protocol (TKIP)
floppy disk drive
lit pixel
43. The delivery of electricity (as from a wall outlet) in which the flow of electrons reverses periodically and has alternating positive and negative values.
KVM over IP
FPM
alternating current
tape drive
44. Aka external cache.
software firewall
Basic Service Set (BSS)
Level 2 (L2) cache
POST card
45. The Internet service that manages access to Internet domain names and the naming system it uses for computers and resources connected to the Internet or in a private network.
file allocation table (FAT)
Domain Name Service (DNS)
RAID array
intranet
46. A dark spot on an LCD screen caused when a transistor is permanently off.
dead pixel
SGRAM
S-Video
boot sector
47. In the Windows GUI - a horizontal bar normally positioned across the bottom of the desktop containing a Start button - the Quick Launch toolbar - buttons for running programs - and at the far right - the notification area. Sometimes called the Start
front side bus (FSB)
taskbar
FAT table
processor
48. A parallel interface standard that supports bidirectional communication and transfer rates of up to 2 MBps.
Personal Digital Assistant (PDA)
toner cartridge
writing
IEEE 1284
49. Software created to perform malicious acts. Also called malicious software.
redundant array of independent disks (RAID)
floating-point unit (FPU)
malware
Independent Basic Service Set (IBSS)
50. A technology used by hard drives to speed up data transfers by using DMA channels.
Internet
virtual memory
modem
Ultra DMA (UDMA)
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