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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 signals made of electromagnetic energy that travel through the atmosphere.
wireless
forest
MGC (media gateway controller)
object
2. 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.
directory
RDN (relative distinguished name)
signaling
reflection
3. A service in which a video stored as an encoded file is delivered to a viewer upon his request.
wireless spectrum
FHSS (frequency hopping spread spectrum)
Internet telephony
video-on-demand
4. A type of wireless transmission in which signals travel over a single frequency or within a specified frequency range.
H.225
ad hoc
narrowband
videoconferencing
5. An open source software package that provides complete Windows-style file- and printer-sharing capabilities.
inode (information node)
asymmetric multiprocessing
802.11g
Samba
6. The complete database of hierarchical names (including host and domain names) used to resolve IP addresses with their hosts.
namespace
printer queue
VoDSL (voice over DSL)
Mac OS X Server
7. A group of hierarchically arranged domains that share a common namespace in the Windows Server 2003 or Server 2008 Active Directory.
redirect server
GNU
domain tree
lpr
8. An ITU standard that describes an architecture and a suite of protocols for establishing and managing multimedia services sessions on a packet-switched network.
VoATM (voice over ATM)
H.323
multipath
virtualization
9. A LAN that uses wireless connections for some or all of its transmissions.
role
explicit one-way trust
spread spectrum
WLAN (wireless LAN)
10. In Microsoft terminology - the primary purpose of a Windows Server 2008 server.
role
range
fax gateway
BSS (basic service set)
11. A continuum of electromagnetic waves used for data and voice
narrowband
VoIP (voice over IP)
wireless spectrum
directory
12. A form of filename substitution - similar to the use of wildcards in Windows and DOS.
redirect server
file globbing
page file
satellite return
13. A portion of the kernel that you can load and unload to add or remove functionality on a running UNIX or Linux system.
roaming
kernel module
infrastructure WLAN
Solaris
14. A client/server environment that uses middleware to translate requests between the client and server.
CIFS (Common Internet File System)
AF (Assured Forwarding)
attribute
3-tier architecture
15. In Windows Server 2003 or Server 2008 networking - the single domain from which child domains branch out in a domain tree.
WLAN (wireless LAN)
root domain
DN (distinguished name)
wireless gateway
16. A pictorial representation of computer functions and elements that - in the case of NOSs - enables administrators to more easily manage files - users - groups - security - printers - and other issues.
site survey
infrastructure WLAN
GUI (graphical user interface)
FoIP (fax over IP)
17. An attribute of an object that identifies the object separately from its related container(s) and domain.
RDN (relative distinguished name)
NTFS (New Technology File System)
Fedora
video-on-demand
18. 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.
forest
child domain
SIP (Session Initiation Protocol)
Mac OS X Server
19. The technique of splitting tasks among multiple processors to expedite the completion of any single instruction.
AF (Assured Forwarding)
probe
multiprocessing
videoconferencing
20. A type of antenna that issues wireless signals along a single direction - or path.
account
directional antenna
passive scanning
NFS (Network File System)
21. In IEEE terminology - a group of stations that share an access point.
virtualization
IPTV (IP television)
CN (common name)
BSS (basic service set)
22. A collection of H.323 terminals - gateways - and MCUs that are managed by a single H.323 gatekeeper.
wireless
LOS (line-of-sight)
H.323 zone
toll bypass
23. A service in which television signals from broadcast or cable networks travel over packet-switched networks.
IPTV (IP television)
802.16
leaf object
FoIP (fax over IP)
24. A type of permission - or right - that is passed down from one group (the parent) to a group within that group (the child).
802.16
GEO (geosynchronous orbit or geostationary orbit)
inherited
LOS (line-of-sight)
25. 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.
site survey
LOS (line-of-sight)
MMC (Microsoft Management Console)
root
26. 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.
802.11a
scanning
lpr
access point
27. In Microsoft terminology - a group of interconnected computers that share each others' resources without relying on a central file server.
workgroup
reflection
role
GUI (graphical user interface)
28. 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.
group
directory
PBX (private branch exchange)
RTS/CTS (Request to Send/Clear to Send)
29. 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.
mount
iwconfig
video over IP
redirect server
30. The centralized management of multiple types of network-based communications - such as voice - video - fax - and messaging services.
unified messaging
EF (Expedited Forwarding)
DSSS (direct-sequence spread spectrum)
spread spectrum
31. A type of software license that - for a fixed price - allows any number of users in one location to legally access a program.
multipath
site license
UNIX
group
32. In LDAP naming conventions - the name of an object.
CN (common name)
DSSS (direct-sequence spread spectrum)
site survey
file globbing
33. The relative strength over a three-dimensional area of all the electromagnetic energy an antenna sends or receives.
directional antenna
registrar server
RTP (Real-time Transport Protocol)
radiation pattern
34. The brand of computer central processing unit invented by Apple Computer - IBM - and Motorola - Inc. - and used in IBM servers.
PowerPC
hot spot
channel bonding
trust relationship
35. 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).
Linux
file system
H.323 gateway
RTP (Real-time Transport Protocol)
36. A wireless signaling technique in which a signal jumps between several different frequencies within a band in a synchronization pattern known to the channel's receiver and transmitter.
active scanning
IP-PBX
FHSS (frequency hopping spread spectrum)
802.11b
37. 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
symmetric multiprocessing
CSMA/CA (Carrier Sense Multiple Access with Collision Avoidance)
LOS (line-of-sight)
RSVP (Resource Reservation Protocol)
38. A record of a user that contains all of her properties - including rights to resources - password - user name - and so on.
account
inherited
streaming video
Samba
39. A representation of a thing or person associated with the network that belongs in the NOS directory.
object
CIFS (Common Internet File System)
narrowband
H.245
40. A user account that has unlimited privileges to resources and objects managed by a server or domain.
map
802.11g
set top box
Administrator
41. An area of a computer's hard drive that is logically defined and acts as a separate disk drive.
iwconfig
DN (distinguished name)
inherited
partition
42. In 802.11 wireless networking - a type of frame issued by a station during active scanning to find nearby access points.
inode (information node)
VoATM (voice over ATM)
probe
multitasking
43. A private switch that accepts and interprets both analog and digital voice signals (although some IP-PBXs do not accept analog lines). It can connect with both traditional PSTN lines and data networks. |
IP-PBX
symmetric multiprocessing
BSD (Berkeley Software Distribution)
access point
44. A type of satellite that orbits the Earth roughly 6000 to 12 -000 miles above its surface - positioned between the equator and the poles. These satellites can cover a larger area of the Earth's surface than LEO satellites while using less power and c
RSVP (Resource Reservation Protocol)
user agent client
attribute
MEO (medium Earth orbiting)
45. 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.
asymmetric multiprocessing
Bluetooth
spread spectrum
distribution
46. A protocol for communications and resource access between systems - such as clients and servers.
ESS (extended service set)
SSID (service set identifier)
wireless router
SMB (Server Message Block)
47. A licensing mode that allows a fixed quantity of clients to use one software package simultaneously.
NTFS (New Technology File System)
root
per user
class
48. A well-defined - self-contained subset of a process. U
thread
registrar server
Webcast
802.16e
49. The geographical area in which signals issued from an antenna or wireless system can be consistently and accurately received.
root
802.11b
distribution
range
50. A version of Linux packaged and distributed by Red Hat.
Fedora
802.16e
toll bypass
Bluetooth