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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 software that sits between the client and server in a 3-tier architecture.
middleware
printer queue
GNU
Bluetooth Special Interest Group (SIG)
2. On a SIP network - a server that maintains a database containing information about the locations (network addresses) of each user agent in its domain. When a user agent joins a SIP network - it transmits its location information to the SIP registrar
toll bypass
man pages (manual pages)
redirector
registrar server
3. A GUI tool provided with Windows Server 2008 that enables network administrators to manage server roles - features - resources - and users from a single interface.
Server Manager
CN (common name)
member server
reassociation
4. A LAN that uses wireless connections for some or all of its transmissions.
scanning
WLAN (wireless LAN)
role
proxy server
5. In Microsoft terminology - the type of client/server network that relies on domains - rather than workgroups.
ad hoc
two-way transitive trust
domain model
downlink
6. A part of the organizational structure of an operating system's directory that contains objects or other organizational units.
physical memory
pipe
branch
Internet telephony
7. A service that transmits faxes over a TCP/IP network.
trust relationship
FoIP (fax over IP)
IPTV (IP television)
VoIP (voice over IP)
8. In the context of wireless networking - the communication that occurs between a station and an access point to enable the station to connect to the network via that access point.
association
video-on-demand
domain tree
wireless broadband
9. 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
3-tier architecture
file system
BSSID (basic service set identifier)
10. The organization of files and directories (or folders) on a disk in which directories may contain files and other directories. When displayed graphically - this organization resembles a treelike structure.
ESSID (extended service set identifier)
hierarchical file system
H.323 gateway
H.323 terminal
11. On a SIP network - a server that accepts requests for location information from user agents - then queries the nearest registrar server on behalf of those user agents. If the recipient user agent is in the SIP proxy server's domain - then that server
RDN (relative distinguished name)
802.11n
RTP (Real-time Transport Protocol)
proxy server
12. In the context of 802.11n wireless networking - the ability for access points to issue multiple signals to stations - thereby multiplying the signal's strength and increasing their range and data-carrying capacity.
station
MIMO (multiple input-multiple output)
LOS (line-of-sight)
Bluetooth
13. A UNIX distribution that originated at the University of California at Berkeley.
videoconferencing
symmetric multiprocessing
BSD (Berkeley Software Distribution)
domain controller
14. A type of wireless system in which the locations of the transmitter and receiver are static.
VoIP (voice over IP)
fixed
infrastructure WLAN
Webcast
15. The method for organizing and managing objects associated with the network in the Windows Server 2003 and Server 2008 NOSs.
partition
Active Directory
The Open Group
unified messaging
16. In wireless networking - the process that describes a station moving between BSSs without losing connectivity.
roaming
H.323 zone
wireless
open source software
17. 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).
CSMA/CA (Carrier Sense Multiple Access with Collision Avoidance)
printer queue
H.323 gateway
paging
18. A special identifier shared by BSSs that belong to the same ESS.
narrowband
fading
per user
ESSID (extended service set identifier)
19. An area covered by a wireless access point that provides visitors with wireless services - including Internet access.
Fedora
hot spot
man pages (manual pages)
virtual memory
20. A connection from an orbiting satellite to an Earth-based receiver.
toll bypass
downlink
H.323 gateway
Active Directory
21. The GUI environment for UNIX and Linux systems.
The Open Group
H.323 terminal
redirect server
X Window system
22. 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
virtual memory
diffraction
channel bonding
site license
23. The online documentation for any variety of the UNIX operating system. This documentation describes the use of the commands and the programming interface.
man pages (manual pages)
member server
infrastructure WLAN
GUID (globally unique identifier)
24. A customizable - graphical network management interface introduced with Windows Server 2003 and incorporated in Window Server 2008's Server Manager.
namespace
roaming
site license
MMC (Microsoft Management Console)
25. The process a wireless station undergoes to find an access point.
NTFS (New Technology File System)
WLAN (wireless LAN)
scattering
scanning
26. The term used to describe the recently released standards for highthroughput - long-distance digital data exchange over wireless connections.
diffraction
RTCP (Real-time Transport Control Protocol)
role
wireless broadband
27. The characteristic of wireless signals that follow a number of different paths to their destination (for example - because of reflection - diffraction - and scattering).
multipath
H.323 gatekeeper
802.16
radiation pattern
28. A character that enables you to combine existing commands to form new commands.
pipe
replication
beacon frame
VoATM (voice over ATM)
29. A popular remote file system created by Sun Microsystems - and available for UNIX and Linux operating systems.
child domain
NFS (Network File System)
association
diffraction
30. In Microsoft terminology - a group of interconnected computers that share each others' resources without relying on a central file server.
asymmetric multiprocessing
uplink
Bluetooth
workgroup
31. 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.
replication
DN (distinguished name)
RSVP (Resource Reservation Protocol)
NTFS (New Technology File System)
32. A unique character string used to identify an access point on an 802.11 network.
infrastructure WLAN
beacon frame
SSID (service set identifier)
narrowband
33. The ability of a processor to perform multiple activities in a brief period of time (often seeming simultaneous to the user
streaming video
multitasking
tree
omnidirectional antenna
34. A type of phone that includes a screen and can decode compressed video and interpret transport and signaling protocols necessary for conducting videoconference sessions.
video phone
virtualization
VoIP (voice over IP)
Internet telephony
35. The relative strength over a three-dimensional area of all the electromagnetic energy an antenna sends or receives.
forest
redirector
radiation pattern
H.245
36. A type of permission - or right - that is passed down from one group (the parent) to a group within that group (the child).
member server
spread spectrum
streaming video
inherited
37. 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.
RSVP (Resource Reservation Protocol)
ATA (analog telephone adapter)
probe
replication
38. The memory that is logically carved out of space on the hard drive and added to physical memory (RAM).
file system
FHSS (frequency hopping spread spectrum)
virtual memory
SIP (Session Initiation Protocol)
39. A connection from an Earth-based transmitter to an orbiting satellite.
MIMO (multiple input-multiple output)
RDN (relative distinguished name)
paging
uplink
40. 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
inode (information node)
MEO (medium Earth orbiting)
DN (distinguished name)
RTCP (Real-time Transport Control Protocol)
41. A UNIX service responsible for printing files placed in the printer queue by the lpr command.
reassociation
GNU
lpd (line printer daemon)
man pages (manual pages)
42. A representation of a thing or person associated with the network that belongs in the NOS directory.
mobile
802.11b
Server Manager
object
43. The process of moving blocks of information - called pages - between RAM and into a page file on disk.
wireless gateway
paging
pipeline
object
44. A domain established within another domain in a Windows Server 2003 or Server 2008 domain tree.
UNIX
paging
child domain
site survey
45. 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.
inherited
EF (Expedited Forwarding)
GUI (graphical user interface)
LEO (low Earth orbiting)
46. In Windows Server 2003 or Server 2008 networking - the single domain from which child domains branch out in a domain tree.
PBX (private branch exchange)
root domain
Internet telephony
fax gateway
47. On a network following the H.323 standard - any node that provides audio - visual - or data information to another node.
user agent server
IP-PBX
H.323 terminal
RTP (Real-time Transport Protocol)
48. A small (usually home) network composed of personal communications devices.
replication
page file
MEO (medium Earth orbiting)
PAN (personal area network)
49. A Transport layer protocol used with voice and video transmission. It operates on top of UDP and provides information about packet sequence to help receiving nodes detect delay and packet loss. It also assigns packets a timestamp that corresponds to
MCU (multipoint control unit)
RTP (Real-time Transport Protocol)
partition
process
50. 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.
Internet telephony
kernel
asymmetric multiprocessing
BSS (basic service set)