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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. An attribute of an object that identifies the object separately from its related container(s) and domain.
physical memory
RDN (relative distinguished name)
printer queue
Server Manager
2. A computer that provides support for multiple H.323 terminals (for example - several workstations participating in a videoconference) and manages communication between them.
probe
H.323
FHSS (frequency hopping spread spectrum)
MCU (multipoint control unit)
3. A long form of an object's name in Active Directory that explicitly indicates the object name - plus the names of its containers and domains. It includes a DC (domain component) - OU (organizational unit) - and CN (common name).
ATA (analog telephone adapter)
leaf object
streaming video
DN (distinguished name)
4. On a network following the H.323 standard - any node that provides audio - visual - or data information to another node.
H.245
mount
MEGACO
H.323 terminal
5. A version of Linux packaged and distributed by Red Hat.
root domain
scattering
Fedora
wireless spectrum
6. The signals made of electromagnetic energy that travel through the atmosphere.
DSSS (direct-sequence spread spectrum)
symmetric multiprocessing
GUI (graphical user interface)
wireless
7. 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.
Internet telephony
redirect server
directory
H.245
8. 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.
child domain
802.11a
ATA (analog telephone adapter)
distribution
9. A protocol for communications and resource access between systems - such as clients and servers.
group
SMB (Server Message Block)
uplink
asymmetric multiprocessing
10. A service in which television signals from broadcast or cable networks travel over packet-switched networks.
EF (Expedited Forwarding)
IPTV (IP television)
redirector
file system
11. Any implementation of UNIX for which the source code is either unavailable or available only by purchasing a licensed copy from Novell (costing as much as millions of dollars).
paging
spread spectrum
active scanning
proprietary UNIX
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
wireless gateway
man pages (manual pages)
channel bonding
Administrator
13. A character that enables you to combine existing commands to form new commands.
pipe
process
probe
FHSS (frequency hopping spread spectrum)
14. The exchange of information between the components of a network or system for the purposes of establishing - monitoring - or releasing connections as well as controlling system operations.
802.11b
Administrator
OU (organizational unit)
signaling
15. 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.
Internet telephony
satellite return
LDAP (Lightweight Directory Access Protocol)
directory
16. The provision of telephone service over a packet-switched network running the TCP/IP protocol suite.
Administrator
VoIP (voice over IP)
VoDSL (voice over DSL)
infrastructure WLAN
17. In wireless networking - the process that describes a station moving between BSSs without losing connectivity.
kernel
satellite return
FoIP (fax over IP)
roaming
18. 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.
Linux
802.11a
mobile
per seat
19. A connection from an orbiting satellite to an Earth-based receiver.
two-way transitive trust
domain tree
downlink
pipe
20. A routine of sequential instructions that runs until it has achieved its goal.
MMC (Microsoft Management Console)
SMB (Server Message Block)
radiation pattern
process
21. The nerve center for networks that adhere to H.323. IT authorize and authenticate terminals and gateways - manage bandwidth - and oversee call routing - accounting - and billing.
open source software
kernel module
H.323 gatekeeper
802.11g
22. A telephone switch used to connect calls within a private organization.
Solaris
group
PBX (private branch exchange)
RTCP (Real-time Transport Control Protocol)
23. In SIP terminology - a server that responds to user agent clients' requests for session initiation and termination.
downlink
H.323 terminal
video-on-demand
user agent server
24. A technique for ensuring QoS by prioritizing traffic.
DiffServ (Differentiated Service)
hot spot
passive scanning
explicit one-way trust
25. A protocol suite codified by the IETF (in RFC 2543) as a set of Session layer signaling and control protocols for multiservice - packet-based networks.
CSMA/CA (Carrier Sense Multiple Access with Collision Avoidance)
domain tree
mobile
SIP (Session Initiation Protocol)
26. 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.
GEO (geosynchronous orbit or geostationary orbit)
passive scanning
directional antenna
wireless
27. The diffusion of a wireless signal that results from hitting an object that has smaller dimensions compared to the signal's wavelength.
Bluetooth Special Interest Group (SIG)
CSMA/CA (Carrier Sense Multiple Access with Collision Avoidance)
scattering
active scanning
28. A domain established within another domain in a Windows Server 2003 or Server 2008 domain tree.
IP-PBX
child domain
The Open Group
RDN (relative distinguished name)
29. In IEEE terminology - the identifier for a BSS (basic service set).
videoconferencing
multipath
kernel
BSSID (basic service set identifier)
30. The method for organizing and managing objects associated with the network in the Windows Server 2003 and Server 2008 NOSs.
domain model
DC (domain component)
printer queue
Active Directory
31. A well-defined - self-contained subset of a process. U
access point
channel bonding
thread
Solaris
32. A type of wireless LAN in which stations communicate directly with each other (rather than using an access point).
H.323 gateway
two-way transitive trust
ad hoc
probe
33. In the context of wireless networking - the process of a station establishing a connection (or associating) with a different access point.
role
multipath
inherited
reassociation
34. In Microsoft terminology - a group of interconnected computers that share each others' resources without relying on a central file server.
middleware
workgroup
directory
unified messaging
35. In LDAP naming conventions - the name of an object.
inherited
page file
file globbing
CN (common name)
36. 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
SMB (Server Message Block)
multiprocessing
diffraction
asymmetric multiprocessing
37. An area of a computer's hard drive that is logically defined and acts as a separate disk drive.
H.323 zone
partition
proprietary UNIX
BSS (basic service set)
38. A LAN that uses wireless connections for some or all of its transmissions.
MIMO (multiple input-multiple output)
two-way transitive trust
WLAN (wireless LAN)
ad hoc
39. A wireless signal or path that travels directly in a straight line from its transmitter to its intended receiver.
root
preemptive multitasking
LOS (line-of-sight)
802.11a
40. The GUI environment for UNIX and Linux systems.
active scanning
wireless router
X Window system
tree
41. The process of moving blocks of information - called pages - between RAM and into a page file on disk.
hierarchical file system
redirect server
kernel module
paging
42. The description of object types - or classes - and their required and optional attributes that are stored in an NOS's directory.
replication
inherited
schema
hierarchical file system
43. In IEEE terminology - a group of stations that share an access point.
802.16e
Solaris
child domain
BSS (basic service set)
44. In the DiffServ QoS technique - a forwarding specification that assigns each data stream a minimum departure rate from a given node. This technique circumvents delays that slow normal data from reaching its destination on time and in sequence.
scattering
domain
EF (Expedited Forwarding)
DC (domain component)
45. In the context of wireless networking - a frame issued by an access point to alert other nodes of its existence.
thread
kernel
beacon frame
scanning
46. A collection of H.323 terminals - gateways - and MCUs that are managed by a single H.323 gatekeeper.
site license
RTS/CTS (Request to Send/Clear to Send)
H.323 zone
wireless broadband
47. 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.
GEO (geosynchronous orbit or geostationary orbit)
video over IP
multitasking
mobile
48. In SIP terminology - end-user devices such as workstations - PDAs - cell phones - or IP telephones. It initiates a SIP connection.
user agent client
dial return
lpd (line printer daemon)
hot spot
49. A type of wireless system in which the locations of the transmitter and receiver are static.
fixed
process
softphone
CSMA/CA (Carrier Sense Multiple Access with Collision Avoidance)
50. A service that transmits faxes over a TCP/IP network.
namespace
proxy server
Administrator
FoIP (fax over IP)