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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. A Windows Server 2003 or Server 2008 computer that contains a replica of the Active Directory database.
ad hoc
FoIP (fax over IP)
domain controller
trust relationship
2. 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)
Fedora
PBX (private branch exchange)
video-on-demand
3. A protocol used for communication between media gateway controllers and media gateways.
redirect server
MGCP (Media Gateway Control Protocol)
SPARC
registrar server
4. A standard protocol for accessing network directories.
OU (organizational unit)
LDAP (Lightweight Directory Access Protocol)
preemptive multitasking
roaming
5. An area of a computer's hard drive that is logically defined and acts as a separate disk drive.
iwconfig
redirector
partition
open source software
6. The signals made of electromagnetic energy that travel through the atmosphere.
UPN (user principal name)
class
middleware
wireless
7. An access point that provides routing functions and is used as a gateway.
UPN (user principal name)
wireless gateway
channel bonding
CIFS (Common Internet File System)
8. A 128-bit number generated and assigned to an object upon its creation in Active Directory.
GUID (globally unique identifier)
command interpreter
mobile
replication
9. A network access method used on 802.11 wireless networks. In it - before a node begins to send data it checks the medium. If it detects no transmission activity - it waits a brief - random amount of time - and then sends its transmission. If the node
site license
page file
CSMA/CA (Carrier Sense Multiple Access with Collision Avoidance)
omnidirectional antenna
10. An end node on a network; used most often in the context of wireless networks. transponder
H.323 zone
RSVP (Resource Reservation Protocol)
spread spectrum
station
11. 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.
thread
Linux
SIP (Session Initiation Protocol)
paging
12. 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).
LEO (low Earth orbiting)
ATA (analog telephone adapter)
DN (distinguished name)
PAN (personal area network)
13. A highly privileged user ID that has all rights to create - delete - modify - move - read - write - or execute files on a UNIX or Linux system.
root
IPTV (IP television)
man pages (manual pages)
printer queue
14. A representation of a thing or person associated with the network that belongs in the NOS directory.
satellite return
BSD (Berkeley Software Distribution)
802.11n
object
15. An IEEE standard for wireless MANs. Its networks may use frequencies between 2 and 66 GHz. Their antennas may operate in a line-of-sight or non-line-of-sight manner and cover 50 kilometers (or approximately 30 miles). Its connections can achieve a ma
video phone
802.16
Fedora
LDAP (Lightweight Directory Access Protocol)
16. A form of filename substitution - similar to the use of wildcards in Windows and DOS.
file globbing
Bluetooth Special Interest Group (SIG)
site license
Administrator
17. The real-time reception and transmission of images and audio among two or more locations.
MMC (Microsoft Management Console)
videoconferencing
GEO (geosynchronous orbit or geostationary orbit)
probe
18. An open source software package that provides complete Windows-style file- and printer-sharing capabilities.
BSD (Berkeley Software Distribution)
omnidirectional antenna
ESS (extended service set)
Samba
19. A logical receptacle for holding objects with similar characteristics or privileges in an NOS directory. Containers form the branches of the directory tree.
CSMA/CA (Carrier Sense Multiple Access with Collision Avoidance)
explicit one-way trust
802.11n
OU (organizational unit)
20. The method for organizing and managing objects associated with the network in the Windows Server 2003 and Server 2008 NOSs.
PowerPC
spread spectrum
Active Directory
directional antenna
21. 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.
streaming video
FHSS (frequency hopping spread spectrum)
multipath
per user
22. The ability of a processor to perform multiple activities in a brief period of time (often seeming simultaneous to the user
user agent client
CIFS (Common Internet File System)
RSVP (Resource Reservation Protocol)
multitasking
23. A customizable - graphical network management interface introduced with Windows Server 2003 and incorporated in Window Server 2008's Server Manager.
scanning
preemptive multitasking
video over IP
MMC (Microsoft Management Console)
24. The brand of computer central processing unit invented by Apple Computer - IBM - and Motorola - Inc. - and used in IBM servers.
inherited
kernel module
PowerPC
diffraction
25. In the context of wireless networking - a frame issued by an access point to alert other nodes of its existence.
RTCP (Real-time Transport Control Protocol)
fixed
ESSID (extended service set identifier)
beacon frame
26. A record of a user that contains all of her properties - including rights to resources - password - user name - and so on.
H.323 gatekeeper
channel bonding
account
reflection
27. An ITU standard that describes an architecture and a suite of protocols for establishing and managing multimedia services sessions on a packet-switched network.
inode (information node)
H.323
physical memory
active scanning
28. 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.
forest
virtualization
EF (Expedited Forwarding)
uplink
29. 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.
redirect server
H.245
streaming video
MIMO (multiple input-multiple output)
30. An object in an operating system's directory - such as a printer or user - that does not contain other objects.
NFS (Network File System)
RDN (relative distinguished name)
MEGACO
leaf object
31. A type of object recognized by an NOS directory and defined in an NOS schema.
scattering
class
AF (Assured Forwarding)
softphone
32. 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.
object
set top box
thread
video over IP
33. A type of satellite Internet access service in which a subscriber sends and receives data to and from the Internet over the satellite link. This is a symmetrical technology - in which both upstream and downstream throughputs are advertised to reach 4
role
source code
explicit one-way trust
satellite return
34. An exchange in which a wireless station requests the exclusive right to communicate with an access point and the access point confirms that it has granted that request.
OU (organizational unit)
video over IP
RTS/CTS (Request to Send/Clear to Send)
kernel
35. A client/server environment that uses middleware to translate requests between the client and server.
3-tier architecture
DiffServ (Differentiated Service)
CIFS (Common Internet File System)
redirector
36. The provision of telephone service over the Internet.
roaming
Internet telephony
downlink
range
37. A consortium of companies - including Sony Ericsson - Intel - Nokia - Toshiba - and IBM - that formally banded together in 1998 to refine and standardize Bluetooth technology.
shell
Bluetooth Special Interest Group (SIG)
GEO (geosynchronous orbit or geostationary orbit)
802.11g
38. The name of the primary file system used in most Linux distributions.
H.323 zone
object
ext3
multitasking
39. A user account that has unlimited privileges to resources and objects managed by a server or domain.
MGCP (Media Gateway Control Protocol)
Administrator
EF (Expedited Forwarding)
child domain
40. 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
802.11a
H.225
probe
iwconfig
41. The technique of splitting tasks among multiple processors to expedite the completion of any single instruction.
Server Manager
PAN (personal area network)
page file
multiprocessing
42. A method of multiprocessing that splits all operations equally among two or more processors.
mount
pipeline
pipe
symmetric multiprocessing
43. The security relationship between domains in the same domain tree in which one domain grants every other domain in the tree access to its resources and - in turn - that domain can access other domains' resources.
Mac OS X Server
proxy server
role
two-way transitive trust
44. A client or server operating system originally developed by researchers at AT&T Bell Laboratories in 1969.
man pages (manual pages)
infrastructure WLAN
UNIX
association
45. In the context of wireless networking - an assessment of client requirements - facility characteristics - and coverage areas to determine an access point arrangement that will ensure reliable wireless connectivity within a given area.
Internet telephony
site survey
Active Directory
IPTV (IP television)
46. In wireless networking - the process that describes a station moving between BSSs without losing connectivity.
roaming
map
mount
NTFS (New Technology File System)
47. In Microsoft terminology - a group of interconnected computers that share each others' resources without relying on a central file server.
workgroup
H.323 gatekeeper
wireless gateway
set top box
48. 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.
toll bypass
fixed
Bluetooth Special Interest Group (SIG)
H.323 gatekeeper
49. A protocol used between media gateway controllers and media gateways. It is poised to replace MGCP on modern converged networks - as it supports a broader range of network technologies - including ATM. Also known as H.248.
range
inode (information node)
spread spectrum
MEGACO
50. In SIP terminology - end-user devices such as workstations - PDAs - cell phones - or IP telephones. It initiates a SIP connection.
Mac OS X Server
DN (distinguished name)
CN (common name)
user agent client