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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 process of moving blocks of information - called pages - between RAM and into a page file on disk.
Fedora
paging
FHSS (frequency hopping spread spectrum)
FoIP (fax over IP)
2. A 128-bit number generated and assigned to an object upon its creation in Active Directory.
file globbing
RDN (relative distinguished name)
GUID (globally unique identifier)
fading
3. A UNIX or Linux file system information storage area that holds all details about a file. This information includes the size - the access rights - the date and time of creation - and a pointer to the actual contents of the file.
scanning
asymmetric multiprocessing
inode (information node)
wireless gateway
4. 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
PAN (personal area network)
tree
Linux
5. On a network following the H.323 standard - any node that provides audio - visual - or data information to another node.
tree
IPTV (IP television)
per seat
H.323 terminal
6. In LDAP naming conventions - the name of any one of the domains to which an object belongs.
file system
H.245
MMC (Microsoft Management Console)
DC (domain component)
7. 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.
range
GEO (geosynchronous orbit or geostationary orbit)
iwconfig
802.11a
8. 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.
range
channel bonding
site survey
OU (organizational unit)
9. In the context of wireless - the phenomenon that occurs when an electromagnetic wave encounters an obstacle and bounces back toward its source.
scattering
GUI (graphical user interface)
H.323 zone
reflection
10. The provision of telephone service over the Internet.
mount
ATA (analog telephone adapter)
Internet telephony
command interpreter
11. The IEEE standard for a wireless networking technique designed to be compatible with 802.11b while using different encoding techniques that allow it to reach a theoretical maximum capacity of 54 Mbps. It uses the 2.4-GHz frequency band.
fading
802.11g
leaf object
two-way transitive trust
12. The process of making a disk partition available.
user agent server
mount
lpr
site license
13. The term used to refer to a satellite that maintains a constant distance from a point on the equator at every point in its orbit.
Active Directory
GEO (geosynchronous orbit or geostationary orbit)
set top box
Administrator
14. 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.
mobile
file system
VoDSL (voice over DSL)
MEO (medium Earth orbiting)
15. The characteristic of wireless signals that follow a number of different paths to their destination (for example - because of reflection - diffraction - and scattering).
multipath
Bluetooth Special Interest Group (SIG)
H.225
Server Manager
16. An open source software package that provides complete Windows-style file- and printer-sharing capabilities.
video over IP
virtualization
CSMA/CA (Carrier Sense Multiple Access with Collision Avoidance)
Samba
17. 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.
narrowband
MIMO (multiple input-multiple output)
command interpreter
active scanning
18. The brand of computer central processing unit invented by and used in Sun Microsystems servers.
hierarchical file system
3-tier architecture
SPARC
fax gateway
19. The GUI environment for UNIX and Linux systems.
thread
asymmetric multiprocessing
GUI (graphical user interface)
X Window system
20. A licensing mode that allows a fixed quantity of clients to use one software package simultaneously.
IPTV (IP television)
replication
mobile
per user
21. A user account that has unlimited privileges to resources and objects managed by a server or domain.
directory
Administrator
GUI (graphical user interface)
802.11g
22. 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.
Linux
Webcast
distribution
spread spectrum
23. In wireless networking - the process that describes a station moving between BSSs without losing connectivity.
ATA (analog telephone adapter)
downlink
roaming
wireless spectrum
24. A well-defined - self-contained subset of a process. U
Bluetooth Special Interest Group (SIG)
ad hoc
inode (information node)
thread
25. The RAM chips installed on the computer's system board that provide dedicated memory to that computer.
physical memory
infrastructure WLAN
spread spectrum
proprietary UNIX
26. An end node on a network; used most often in the context of wireless networks. transponder
station
DSSS (direct-sequence spread spectrum)
pipe
RTCP (Real-time Transport Control Protocol)
27. A file on the hard drive that is used for virtual memory.
LEO (low Earth orbiting)
page file
The Open Group
trust relationship
28. 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.
physical memory
root
OU (organizational unit)
downlink
29. The real-time reception and transmission of images and audio among two or more locations.
beacon frame
SMB (Server Message Block)
H.323 gateway
videoconferencing
30. The name given to the public software project to implement a complete - free source code implementation of UNIX. It also refers to the collection of UNIX-inspired utilities and tools that are included with Linux distributions.|
distribution
GNU
video-on-demand
Mac OS X Server
31. A service that uses the ATM network access method (and ATM cells) to transmit voice signals over a network.
VoATM (voice over ATM)
H.323 gatekeeper
radiation pattern
workgroup
32. A gateway that can translate IP fax data into analog fax data and vice versa.
two-way transitive trust
H.323 zone
fax gateway
EF (Expedited Forwarding)
33. The provision of telephone service over a packet-switched network running the TCP/IP protocol suite.
dial return
802.11a
VoIP (voice over IP)
video phone
34. An access point that provides routing functions and is used as a gateway.
account
H.323 gateway
root domain
wireless gateway
35. A type of wireless transmission in which signals travel over a single frequency or within a specified frequency range.
source code
H.225
leaf object
narrowband
36. 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
uplink
PBX (private branch exchange)
RTP (Real-time Transport Protocol)
Webcast
37. An attribute of an object that identifies the object separately from its related container(s) and domain.
explicit one-way trust
two-way transitive trust
RDN (relative distinguished name)
Bluetooth Special Interest Group (SIG)
38. 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).
DN (distinguished name)
Server Manager
softphone
passive scanning
39. An area covered by a wireless access point that provides visitors with wireless services - including Internet access.
proprietary UNIX
hot spot
UNIX
scanning
40. Currently - the most popular version of WiMAX. IEEE improved the mobility and QoS characteristics of the technology - making it better suited to VoIP and mobile phone users.
FoIP (fax over IP)
scanning
hot spot
802.16e
41. 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
H.245
per user
wireless router
42. A UNIX command that places files in the printer queue.
mobile
lpr
pipeline
ESSID (extended service set identifier)
43. Another term for the UNIX command interpreter.
BSS (basic service set)
shell
attribute
RDN (relative distinguished name)
44. The centralized management of multiple types of network-based communications - such as voice - video - fax - and messaging services.
MEGACO
unified messaging
command interpreter
LDAP (Lightweight Directory Access Protocol)
45. 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.
beacon frame
file globbing
IP telephone
RSVP (Resource Reservation Protocol)
46. 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
namespace
tree
video phone
47. A protocol that enables one system to access files on another system.
narrowband
OU (organizational unit)
uplink
file access protocol
48. A service that runs on a client workstation and determines whether the client's request should be handled by the client or the server.
ESSID (extended service set identifier)
explicit one-way trust
H.245
redirector
49. 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
wireless broadband
CN (common name)
pipeline
CSMA/CA (Carrier Sense Multiple Access with Collision Avoidance)
50. A version of Linux packaged and distributed by Red Hat.
SPARC
WLAN (wireless LAN)
Fedora
access point