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Test your basic knowledge |
Comptia Network + Wireless NOS Voip
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Subjects
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certifications
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comptia-network-+
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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 computer that provides support for multiple H.323 terminals (for example - several workstations participating in a videoconference) and manages communication between them.
NTFS (New Technology File System)
domain controller
MCU (multipoint control unit)
H.245
2. A type of object recognized by an NOS directory and defined in an NOS schema.
registrar server
Bluetooth
roaming
class
3. A logical representation of multiple - hierarchical levels in a directory.
tree
GEO (geosynchronous orbit or geostationary orbit)
unified messaging
station
4. A form of filename substitution - similar to the use of wildcards in Windows and DOS.
asymmetric multiprocessing
GNU
domain controller
file globbing
5. A streaming video - either on demand or live - that is delivered via the Web.
multitasking
Webcast
dial return
probe
6. Another term for the UNIX command interpreter.
shell
file access protocol
page file
H.245
7. A domain established within another domain in a Windows Server 2003 or Server 2008 domain tree.
H.323 gatekeeper
multipath
passive scanning
child domain
8. 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
active scanning
802.16
leaf object
9. A protocol used for communication between media gateway controllers and media gateways.
ad hoc
MGCP (Media Gateway Control Protocol)
EF (Expedited Forwarding)
GUI (graphical user interface)
10. The method for organizing and managing objects associated with the network in the Windows Server 2003 and Server 2008 NOSs.
H.323 gateway
SPARC
wireless spectrum
Active Directory
11. In Microsoft terminology - a group of interconnected computers that share each others' resources without relying on a central file server.
ATA (analog telephone adapter)
ESS (extended service set)
NTFS (New Technology File System)
workgroup
12. In the context of 802.11n wireless technology - the combination of two 20-MHz frequency band to create one 40-MHz frequency band that can carry more than twice the amount of data that a single 20-MHz band could. It's recommended for use only in the 5
UPN (user principal name)
directory
channel bonding
registrar server
13. The brand of computer central processing unit invented by and used in Sun Microsystems servers.
shell
SPARC
scanning
Bluetooth
14. A UNIX service responsible for printing files placed in the printer queue by the lpr command.
CSMA/CA (Carrier Sense Multiple Access with Collision Avoidance)
lpd (line printer daemon)
IP telephone
registrar server
15. A type of wireless system in which the receiver can be located anywhere within the transmitter's range. This allows the receiver to roam from one place to another while continuing to pick up its signal.
mobile
RTP (Real-time Transport Protocol)
proprietary UNIX
UNIX
16. A transmission technique in which a signal's bits are distributed over an entire frequency band at once. Each bit is coded so that the receiver can reassemble the original signal upon receiving the bits.
DSSS (direct-sequence spread spectrum)
MEGACO
open source software
partition
17. The relationship between two domains on a Windows Server 2003 or Server 2008 network that allows a domain controller from one domain to authenticate users from the other domain.
partition
trust relationship
proprietary UNIX
middleware
18. A file system developed by Microsoft and used with its Windows NT - Windows 2000 Server - Windows Server 2003 - and Windows 2008 operating systems.
virtualization
association
SPARC
NTFS (New Technology File System)
19. As specified in RFC 2205 - a QoS technique that attempts to reserve a specific amount of network resources for a transmission before the transmission occurs.
SIP (Session Initiation Protocol)
physical memory
spread spectrum
RSVP (Resource Reservation Protocol)
20. In general - a listing that organizes resources and correlates them with their properties. In the context of NOSs - a method for organizing and managing objects.
directory
file globbing
802.16
3-tier architecture
21. The process of making a disk partition available.
source code
mount
user agent client
leaf object
22. An ITU standard that describes an architecture and a suite of protocols for establishing and managing multimedia services sessions on a packet-switched network.
H.323 gatekeeper
H.323
BSD (Berkeley Software Distribution)
page file
23. A type of server on a Windows Server 2003 or Server 2008 network that does not hold directory information and - therefore - cannot authenticate users.
member server
trust relationship
LOS (line-of-sight)
wireless gateway
24. The process of copying Active Directory data to multiple domain controllers. This ensures redundancy so that in case one of the domain controllers fails - clients can still log on to the network - be authenticated - and access resources.
map
site license
branch
replication
25. In IEEE terminology - the identifier for a BSS (basic service set).
preemptive multitasking
802.16e
BSSID (basic service set identifier)
802.16
26. A type of wireless LAN in which stations communicate directly with each other (rather than using an access point).
ad hoc
fading
MIMO (multiple input-multiple output)
narrowband
27. An access point that provides routing functions.
wireless router
ESSID (extended service set identifier)
Solaris
PowerPC
28. 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.
VoDSL (voice over DSL)
802.11g
RTCP (Real-time Transport Control Protocol)
DN (distinguished name)
29. A type of wireless transmission in which lower-level signals are distributed over several frequencies simultaneously.
printer queue
spread spectrum
RTP (Real-time Transport Protocol)
lpd (line printer daemon)
30. A collection of H.323 terminals - gateways - and MCUs that are managed by a single H.323 gatekeeper.
narrowband
H.323 zone
object
iwconfig
31. The GUI environment for UNIX and Linux systems.
omnidirectional antenna
X Window system
RDN (relative distinguished name)
explicit one-way trust
32. The diffusion of a wireless signal that results from hitting an object that has smaller dimensions compared to the signal's wavelength.
MIMO (multiple input-multiple output)
IP telephone
scattering
domain tree
33. A Session layer control protocol defined as part of ITU's H.323 multiservice network architecture. It is responsible for controlling a session between two nodes. For example - it ensures that the two nodes are communicating in the same format.
X Window system
leaf object
H.245
H.323 gateway
34. In IEEE terminology - a group of stations that share an access point.
ESSID (extended service set identifier)
namespace
BSS (basic service set)
H.323 gatekeeper
35. A part of the organizational structure of an operating system's directory that contains objects or other organizational units.
branch
RTCP (Real-time Transport Control Protocol)
PBX (private branch exchange)
directory
36. The real-time reception and transmission of images and audio among two or more locations.
DC (domain component)
attribute
BSS (basic service set)
videoconferencing
37. 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
hierarchical file system
domain model
802.11n
38. The online documentation for any variety of the UNIX operating system. This documentation describes the use of the commands and the programming interface.
MEGACO
SSID (service set identifier)
Solaris
man pages (manual pages)
39. A protocol for communications and resource access between systems - such as clients and servers.
SMB (Server Message Block)
directional antenna
command interpreter
user agent client
40. In Windows Server 2003 or Server 2008 networking - the single domain from which child domains branch out in a domain tree.
root domain
page file
printer queue
file system
41. In LDAP naming conventions - the name of any one of the domains to which an object belongs.
page file
DC (domain component)
tree
wireless
42. In LDAP naming conventions - the name of an object.
CN (common name)
Active Directory
BSS (basic service set)
registrar server
43. The complete database of hierarchical names (including host and domain names) used to resolve IP addresses with their hosts.
GUI (graphical user interface)
mobile
fixed
namespace
44. An end node on a network; used most often in the context of wireless networks. transponder
station
satellite return
diffraction
EF (Expedited Forwarding)
45. A logical receptacle for holding objects with similar characteristics or privileges in an NOS directory. Containers form the branches of the directory tree.
OU (organizational unit)
Server Manager
BSD (Berkeley Software Distribution)
namespace
46. A service in which television signals from broadcast or cable networks travel over packet-switched networks.
IPTV (IP television)
thread
file access protocol
paging
47. A Session layer call signaling protocol defined as part of ITU's H.323 multiservice network architecture. It is responsible for call or videoconference setup between nodes on a VoIP or video-over-IP network - indicating node status - requesting addit
CIFS (Common Internet File System)
H.225
virtualization
mobile
48. A version of Linux packaged and distributed by Red Hat.
RTS/CTS (Request to Send/Clear to Send)
video over IP
Fedora
roaming
49. A routine of sequential instructions that runs until it has achieved its goal.
Mac OS X Server
mount
downlink
process
50. The computer instructions written in a programming language that is readable by humans.
schema
Administrator
source code
GEO (geosynchronous orbit or geostationary orbit)
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