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Test your basic knowledge |
Comptia Network + Wireless NOS Voip
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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
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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 process of making a disk partition available.
NTFS (New Technology File System)
mount
registrar server
DiffServ (Differentiated Service)
2. A client or server operating system originally developed by researchers at AT&T Bell Laboratories in 1969.
UNIX
MCU (multipoint control unit)
radiation pattern
access point
3. A consortium of companies - including Sony Ericsson - Intel - Nokia - Toshiba - and IBM - that formally banded together in 1998 to refine and standardize Bluetooth technology.
lpd (line printer daemon)
NFS (Network File System)
MGC (media gateway controller)
Bluetooth Special Interest Group (SIG)
4. A type of server on a Windows Server 2003 or Server 2008 network that does not hold directory information and - therefore - cannot authenticate users.
per user
access point
virtual memory
member server
5. The term used to describe the recently released standards for highthroughput - long-distance digital data exchange over wireless connections.
IPTV (IP television)
site license
UNIX
wireless broadband
6. 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
LOS (line-of-sight)
satellite return
MCU (multipoint control unit)
DSSS (direct-sequence spread spectrum)
7. 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)
802.11g
802.16e
set top box
8. 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
signaling
diffraction
two-way transitive trust
scanning
9. A wireless networking standard that uses FHSS (frequency hopping spread spectrum) signaling in the 2.4-GHz band to achieve a maximum throughput of either 723 Kbps or 2.1 Mbps - depending on the version. IT was designed for use primarily with small of
Bluetooth
802.11a
wireless spectrum
uplink
10. 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).
infrastructure WLAN
DN (distinguished name)
H.323 terminal
set top box
11. The centralized management of multiple types of network-based communications - such as voice - video - fax - and messaging services.
physical memory
printer queue
unified messaging
IP telephone
12. A freely distributable implementation of a UNIX-type of system. Finnish computer scientist Linus Torvalds originally developed it.
wireless gateway
Linux
H.323 terminal
IP telephone
13. A nonprofit industry association that owns the UNIX trademark.
802.11g
MGCP (Media Gateway Control Protocol)
The Open Group
wireless broadband
14. A small (usually home) network composed of personal communications devices.
PAN (personal area network)
CSMA/CA (Carrier Sense Multiple Access with Collision Avoidance)
video phone
open source software
15. A computer that manages multiple media gateways and facilitates the exchange of call control information between these gateways.
video over IP
namespace
MGC (media gateway controller)
range
16. A file system developed by Microsoft and used with its Windows NT - Windows 2000 Server - Windows Server 2003 - and Windows 2008 operating systems.
NTFS (New Technology File System)
unified messaging
scattering
RTS/CTS (Request to Send/Clear to Send)
17. 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
System V
branch
CSMA/CA (Carrier Sense Multiple Access with Collision Avoidance)
wireless broadband
18. 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.
object
PAN (personal area network)
redirect server
DiffServ (Differentiated Service)
19. A group of access points and associated stations (or basic service sets) connected to the same LAN.
printer queue
ESS (extended service set)
registrar server
video phone
20. In the context of wireless networking - a frame issued by an access point to alert other nodes of its existence.
beacon frame
GUI (graphical user interface)
forest
Linux
21. A type of wireless transmission in which lower-level signals are distributed over several frequencies simultaneously.
fixed
ext3
spread spectrum
proxy server
22. An area of a computer's hard drive that is logically defined and acts as a separate disk drive.
hot spot
Samba
narrowband
partition
23. On a network following the H.323 standard - any node that provides audio - visual - or data information to another node.
command interpreter
H.323 terminal
CSMA/CA (Carrier Sense Multiple Access with Collision Avoidance)
signaling
24. In the context of applications - a licensing mode that limits access to an application to specific users or workstations.
mobile
forest
fixed
per seat
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.
passive scanning
video-on-demand
site survey
roaming
26. A unique character string used to identify an access point on an 802.11 network.
SSID (service set identifier)
System V
unified messaging
man pages (manual pages)
27. The real-time reception and transmission of images and audio among two or more locations.
videoconferencing
directory
user agent client
group
28. A protocol used for communication between media gateway controllers and media gateways.
MGCP (Media Gateway Control Protocol)
fixed
hot spot
role
29. A GUI tool provided with Windows Server 2008 that enables network administrators to manage server roles - features - resources - and users from a single interface.
kernel
PAN (personal area network)
mount
Server Manager
30. A UNIX service responsible for printing files placed in the printer queue by the lpr command.
lpd (line printer daemon)
asymmetric multiprocessing
object
wireless spectrum
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.
association
streaming video
RSVP (Resource Reservation Protocol)
member server
32. The preferred Active Directory naming convention for objects when used in informal situations. This name looks like a familiar Internet address - including the positioning of the domain name after the @ sign.
H.245
PowerPC
UPN (user principal name)
directory
33. An area covered by a wireless access point that provides visitors with wireless services - including Internet access.
domain tree
softphone
hot spot
RDN (relative distinguished name)
34. An operating system's method of organizing - managing - and accessing its files through logical structures and software routines.
roaming
access point
printer queue
file system
35. A logical receptacle for holding objects with similar characteristics or privileges in an NOS directory. Containers form the branches of the directory tree.
preemptive multitasking
narrowband
CSMA/CA (Carrier Sense Multiple Access with Collision Avoidance)
OU (organizational unit)
36. 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.
reassociation
802.11a
Webcast
wireless spectrum
37. A multiprocessing method that assigns each subtask to a specific processor.
toll bypass
asymmetric multiprocessing
inode (information node)
MEO (medium Earth orbiting)
38. 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
redirect server
passive scanning
ext3
39. 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.
Mac OS X Server
downlink
UNIX
DSSS (direct-sequence spread spectrum)
40. A standard protocol for accessing network directories.
BSS (basic service set)
root domain
LDAP (Lightweight Directory Access Protocol)
Linux
41. The signals made of electromagnetic energy that travel through the atmosphere.
FoIP (fax over IP)
wireless
schema
iwconfig
42. A 128-bit number generated and assigned to an object upon its creation in Active Directory.
GUID (globally unique identifier)
domain model
LDAP (Lightweight Directory Access Protocol)
H.323
43. The proprietary version of UNIX that comes from Bell Labs.
reflection
scattering
roaming
System V
44. A client/server environment that uses middleware to translate requests between the client and server.
H.323
X Window system
802.11n
3-tier architecture
45. A licensing mode that allows a fixed quantity of clients to use one software package simultaneously.
Active Directory
GEO (geosynchronous orbit or geostationary orbit)
streaming video
per user
46. A variable property associated with a network object. For example - a restriction on the time of day a user can log on is an attribute associated with that user object.
user agent client
attribute
partition
radiation pattern
47. A type of antenna that issues wireless signals along a single direction - or path.
narrowband
directional antenna
ESS (extended service set)
WLAN (wireless LAN)
48. A group of hierarchically arranged domains that share a common namespace in the Windows Server 2003 or Server 2008 Active Directory.
tree
MCU (multipoint control unit)
domain tree
registrar server
49. The action of associating a disk - directory - or device with a drive letter.
wireless broadband
registrar server
wireless gateway
map
50. 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.
leaf object
SIP (Session Initiation Protocol)
hot spot
ad hoc
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