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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 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.
LEO (low Earth orbiting)
site license
signaling
Linux
2. In the context of wireless networking - a frame issued by an access point to alert other nodes of its existence.
passive scanning
trust relationship
beacon frame
DC (domain component)
3. A computer that provides support for multiple H.323 terminals (for example - several workstations participating in a videoconference) and manages communication between them.
ad hoc
SSID (service set identifier)
VoATM (voice over ATM)
MCU (multipoint control unit)
4. A UNIX distribution that originated at the University of California at Berkeley.
file system
802.11a
inode (information node)
BSD (Berkeley Software Distribution)
5. A type of wireless transmission in which signals travel over a single frequency or within a specified frequency range.
narrowband
wireless gateway
DN (distinguished name)
member server
6. The provision of telephone service over the Internet.
two-way transitive trust
Internet telephony
man pages (manual pages)
AF (Assured Forwarding)
7. A protocol that enables one system to access files on another system.
file access protocol
open source software
trust relationship
MMC (Microsoft Management Console)
8. 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.|
per seat
Active Directory
SMB (Server Message Block)
GNU
9. The description of object types - or classes - and their required and optional attributes that are stored in an NOS's directory.
Webcast
pipeline
schema
page file
10. The type of multitasking in which tasks are actually performed one at a time - in very brief succession. One program uses the processor for a certain period of time - then is suspended to allow another program to use the processor.
mobile
SMB (Server Message Block)
process
preemptive multitasking
11. 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.
distribution
RTS/CTS (Request to Send/Clear to Send)
virtual memory
domain tree
12. A type of software license that - for a fixed price - allows any number of users in one location to legally access a program.
schema
passive scanning
registrar server
site license
13. The software that sits between the client and server in a 3-tier architecture.
X Window system
wireless broadband
middleware
file access protocol
14. 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
mount
file globbing
AIX
15. 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.
SIP (Session Initiation Protocol)
attribute
infrastructure WLAN
802.11a
16. In general - a listing that organizes resources and correlates them with their properties. In the context of NOSs - a method for organizing and managing objects.
BSSID (basic service set identifier)
VoDSL (voice over DSL)
inherited
directory
17. A proprietary NOS from Apple Computer that is based on a version of UNIX.
Mac OS X Server
H.323 gateway
lpr
Administrator
18. A file system developed by Microsoft and used with its Windows NT - Windows 2000 Server - Windows Server 2003 - and Windows 2008 operating systems.
Webcast
DC (domain component)
NTFS (New Technology File System)
802.11b
19. A service that uses the ATM network access method (and ATM cells) to transmit voice signals over a network.
registrar server
VoATM (voice over ATM)
redirector
VoDSL (voice over DSL)
20. A type of wireless LAN in which stations communicate directly with each other (rather than using an access point).
Server Manager
ad hoc
The Open Group
mobile
21. The process a wireless station undergoes to find an access point.
multiprocessing
virtualization
user agent client
scanning
22. The GUI environment for UNIX and Linux systems.
Linux
member server
X Window system
access point
23. A logical receptacle for holding objects with similar characteristics or privileges in an NOS directory. Containers form the branches of the directory tree.
Server Manager
Bluetooth
LOS (line-of-sight)
OU (organizational unit)
24. In wireless networking - the process that describes a station moving between BSSs without losing connectivity.
Samba
asymmetric multiprocessing
roaming
physical memory
25. 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.
video phone
UPN (user principal name)
SPARC
pipeline
26. A service that runs on a client workstation and determines whether the client's request should be handled by the client or the server.
802.11g
two-way transitive trust
kernel module
redirector
27. A file on the hard drive that is used for virtual memory.
RTP (Real-time Transport Protocol)
satellite return
page file
CSMA/CA (Carrier Sense Multiple Access with Collision Avoidance)
28. A part of the organizational structure of an operating system's directory that contains objects or other organizational units.
branch
SPARC
directory
softphone
29. A protocol used for communication between media gateway controllers and media gateways.
MGCP (Media Gateway Control Protocol)
mobile
RSVP (Resource Reservation Protocol)
802.11b
30. 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.
MIMO (multiple input-multiple output)
directory
SIP (Session Initiation Protocol)
MMC (Microsoft Management Console)
31. An area of a computer's hard drive that is logically defined and acts as a separate disk drive.
satellite return
branch
partition
LOS (line-of-sight)
32. A program (usually text-based) that accepts and executes system programs and applications on behalf of users. Often - it includes the ability to execute a series of instructions that are stored in a file.
tree
command interpreter
middleware
two-way transitive trust
33. The term used to describe software that is distributed with few restrictions and whose source code is freely available.
Mac OS X Server
open source software
narrowband
ATA (analog telephone adapter)
34. A type of satellite that orbits the Earth with an altitude between 100 and 900 miles - closer to the Earth's poles than the orbits of either GEO or MEO satellites.
LEO (low Earth orbiting)
forest
FoIP (fax over IP)
group
35. A standard protocol for accessing network directories.
Mac OS X Server
FoIP (fax over IP)
unified messaging
LDAP (Lightweight Directory Access Protocol)
36. 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
proxy server
MEGACO
branch
fading
37. A form of filename substitution - similar to the use of wildcards in Windows and DOS.
symmetric multiprocessing
file globbing
Bluetooth
redirect server
38. A logical representation of a networked printer's functionality.
video-on-demand
H.323 zone
printer queue
object
39. A popular remote file system created by Sun Microsystems - and available for UNIX and Linux operating systems.
MIMO (multiple input-multiple output)
NFS (Network File System)
FoIP (fax over IP)
IPTV (IP television)
40. 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.
Internet telephony
AIX
mobile
MGC (media gateway controller)
41. A unique character string used to identify an access point on an 802.11 network.
802.11g
middleware
SSID (service set identifier)
file system
42. 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.
MEGACO
RTCP (Real-time Transport Control Protocol)
pipe
X Window system
43. In Microsoft terminology - a group of interconnected computers that share each others' resources without relying on a central file server.
SIP (Session Initiation Protocol)
infrastructure WLAN
MEO (medium Earth orbiting)
workgroup
44. An object in an operating system's directory - such as a printer or user - that does not contain other objects.
lpd (line printer daemon)
downlink
iwconfig
leaf object
45. 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.
IP-PBX
DC (domain component)
802.11a
multiprocessing
46. A device used on wireless LANs that transmits and receives wireless signals to and from multiple nodes and retransmits them to the rest of the network segment. Those can connect a group of nodes with a network or two networks with each other. They ma
PowerPC
access point
branch
signaling
47. 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.
probe
EF (Expedited Forwarding)
user agent client
GUID (globally unique identifier)
48. A gateway that can translate IP fax data into analog fax data and vice versa.
MEGACO
fax gateway
wireless broadband
GUI (graphical user interface)
49. A client/server environment that uses middleware to translate requests between the client and server.
spread spectrum
VoDSL (voice over DSL)
fixed
3-tier architecture
50. A series of two or more commands in which the output of prior commands is sent to the input of subsequent commands.
GNU
GUID (globally unique identifier)
pipeline
Linux