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Test your basic knowledge |
Comptia Network + Wireless NOS Voip
Start Test
Study First
Subjects
:
certifications
,
comptia-network-+
,
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. The relative strength over a three-dimensional area of all the electromagnetic energy an antenna sends or receives.
active scanning
channel bonding
downlink
radiation pattern
2. On a SIP network - a server that accepts and responds to requests from user agents and SIP proxy servers for location information on recipients that belong to external domains.
NFS (Network File System)
802.11b
redirect server
VoDSL (voice over DSL)
3. A streaming video - either on demand or live - that is delivered via the Web.
page file
Webcast
roaming
ESSID (extended service set identifier)
4. A nonprofit industry association that owns the UNIX trademark.
PowerPC
The Open Group
3-tier architecture
MEGACO
5. An attribute of an object that identifies the object separately from its related container(s) and domain.
middleware
RDN (relative distinguished name)
Internet telephony
RSVP (Resource Reservation Protocol)
6. A type of object recognized by an NOS directory and defined in an NOS schema.
class
UNIX
distribution
dial return
7. In the context of wireless signal propagation - the phenomenon that occurs when an electromagnetic wave encounters an obstruction and splits into secondary waves. The secondary waves continue to propagate in the direction in which they were split. Th
diffraction
VoATM (voice over ATM)
BSSID (basic service set identifier)
wireless broadband
8. In 802.11 wireless networking - a type of frame issued by a station during active scanning to find nearby access points.
source code
passive scanning
probe
FoIP (fax over IP)
9. Any type of video service - including IPTV - videoconferencing - and streaming video - that delivers video signals over packet-switched networks using the TCP/IP protocol suite.
video over IP
active scanning
inherited
MGCP (Media Gateway Control Protocol)
10. In the context of wireless networking - the process in which a station listens to several channels within a frequency range for a beacon issued by an access point.
per seat
passive scanning
replication
attribute
11. In the context of applications - a licensing mode that limits access to an application to specific users or workstations.
root
Mac OS X Server
inherited
per seat
12. The capability for operating multiple logical servers
page file
VoATM (voice over ATM)
virtualization
wireless spectrum
13. A consortium of companies - including Sony Ericsson - Intel - Nokia - Toshiba - and IBM - that formally banded together in 1998 to refine and standardize Bluetooth technology.
reassociation
iwconfig
partition
Bluetooth Special Interest Group (SIG)
14. A customizable - graphical network management interface introduced with Windows Server 2003 and incorporated in Window Server 2008's Server Manager.
DC (domain component)
UPN (user principal name)
MMC (Microsoft Management Console)
FoIP (fax over IP)
15. A wireless signal or path that travels directly in a straight line from its transmitter to its intended receiver.
lpr
GUI (graphical user interface)
LOS (line-of-sight)
UPN (user principal name)
16. In IEEE terminology - a group of stations that share an access point.
physical memory
LOS (line-of-sight)
BSS (basic service set)
The Open Group
17. A type of permission - or right - that is passed down from one group (the parent) to a group within that group (the child).
Internet telephony
man pages (manual pages)
schema
inherited
18. The name given to the public software project to implement a complete - free source code implementation of UNIX. It also refers to the collection of UNIX-inspired utilities and tools that are included with Linux distributions.|
GNU
lpd (line printer daemon)
Fedora
file system
19. A multiprocessing method that assigns each subtask to a specific processor.
asymmetric multiprocessing
H.323 gatekeeper
LDAP (Lightweight Directory Access Protocol)
child domain
20. In Windows Server 2003 or Server 2008 networking - the single domain from which child domains branch out in a domain tree.
NFS (Network File System)
passive scanning
RTCP (Real-time Transport Control Protocol)
root domain
21. The computer instructions written in a programming language that is readable by humans.
radiation pattern
source code
VoATM (voice over ATM)
MMC (Microsoft Management Console)
22. The IEEE standard for a wireless networking technique that uses multiple frequency bands in the 5-GHz frequency range and provides a theoretical maximum throughput of 54 Mbps.
802.16e
scattering
802.11a
trust relationship
23. A cost-savings benefit that results from organizations completing long-distance telephone calls over their packet-switched networks - thus bypassing tolls charged by common carriers on comparable PSTN calls.
toll bypass
user agent server
ad hoc
domain model
24. A service in which video signals are compressed and delivered over the Internet in a continuous stream so that a user can watch and listen even before all the data has been transmitted.
proprietary UNIX
streaming video
GUI (graphical user interface)
signaling
25. The term used to describe software that is distributed with few restrictions and whose source code is freely available.
System V
site survey
printer queue
open source software
26. An end node on a network; used most often in the context of wireless networks. transponder
FHSS (frequency hopping spread spectrum)
station
per seat
Active Directory
27. In the context of IPTV - a device that decodes digital video signals and issues them to the television.
workgroup
Fedora
set top box
command interpreter
28. A 128-bit number generated and assigned to an object upon its creation in Active Directory.
802.11g
IP telephone
GUID (globally unique identifier)
H.323 gatekeeper
29. An access point that provides routing functions and is used as a gateway.
fax gateway
wireless gateway
iwconfig
account
30. A companion protocol to RTP - defined in RFC 3550 by the IETF - RTCP provides feedback on the quality of a call or videoconference to its participants.
infrastructure WLAN
H.225
DSSS (direct-sequence spread spectrum)
RTCP (Real-time Transport Control Protocol)
31. A service in which television signals from broadcast or cable networks travel over packet-switched networks.
IPTV (IP television)
user agent client
AF (Assured Forwarding)
Solaris
32. The centralized management of multiple types of network-based communications - such as voice - video - fax - and messaging services.
printer queue
MEGACO
RSVP (Resource Reservation Protocol)
unified messaging
33. A connection from an Earth-based transmitter to an orbiting satellite.
domain controller
ESSID (extended service set identifier)
uplink
iwconfig
34. The term used to refer to the different implementations of a particular UNIX or Linux system. For example - different distributions of Linux include Fedora - SUSE - and Ubuntu.
scattering
file access protocol
man pages (manual pages)
distribution
35. In IEEE terminology - the identifier for a BSS (basic service set).
narrowband
replication
BSSID (basic service set identifier)
access point
36. The type of multitasking in which tasks are actually performed one at a time - in very brief succession. One program uses the processor for a certain period of time - then is suspended to allow another program to use the processor.
preemptive multitasking
Bluetooth
fixed
paging
37. A representation of a thing or person associated with the network that belongs in the NOS directory.
video over IP
reflection
GNU
object
38. An open source software package that provides complete Windows-style file- and printer-sharing capabilities.
GEO (geosynchronous orbit or geostationary orbit)
Samba
IP telephone
RTP (Real-time Transport Protocol)
39. On a network following the H.323 standard - a gateway that provides translation between network devices running H.323 signaling protocols and devices running other types of signaling protocols (for example - SS7 on the PSTN).
H.323 gateway
scanning
domain model
multiprocessing
40. A variable property associated with a network object. For example - a restriction on the time of day a user can log on is an attribute associated with that user object.
attribute
radiation pattern
object
ad hoc
41. In Microsoft terminology - the primary purpose of a Windows Server 2008 server.
scanning
domain
role
spread spectrum
42. The process of making a disk partition available.
mount
virtual memory
toll bypass
RSVP (Resource Reservation Protocol)
43. A UNIX distribution that originated at the University of California at Berkeley.
RTP (Real-time Transport Protocol)
BSD (Berkeley Software Distribution)
dial return
video phone
44. The core of a UNIX or Linux system. This part of the operating system is loaded and run when you turn on your computer. It mediates between user programs and the computer hardware.
802.11a
SSID (service set identifier)
kernel
Active Directory
45. An area covered by a wireless access point that provides visitors with wireless services - including Internet access.
hot spot
CN (common name)
UNIX
virtualization
46. An object in an operating system's directory - such as a printer or user - that does not contain other objects.
leaf object
fading
namespace
signaling
47. A logical representation of a networked printer's functionality.
kernel module
printer queue
wireless
CSMA/CA (Carrier Sense Multiple Access with Collision Avoidance)
48. The IEEE standard for a wireless networking technique that uses DSSS (directsequence spread spectrum) signaling in the 2.4-2.4835-GHz frequency range (also called the 2.4-GHz band). It separates the 2.4-GHz band into 14 overlapping 22-MHz channels an
VoATM (voice over ATM)
802.11b
OU (organizational unit)
Administrator
49. In Microsoft terminology - the type of client/server network that relies on domains - rather than workgroups.
uplink
CSMA/CA (Carrier Sense Multiple Access with Collision Avoidance)
MGC (media gateway controller)
domain model
50. In the context of wireless - the phenomenon that occurs when an electromagnetic wave encounters an obstacle and bounces back toward its source.
roaming
reflection
mount
downlink