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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. A logical receptacle for holding objects with similar characteristics or privileges in an NOS directory. Containers form the branches of the directory tree.
two-way transitive trust
proprietary UNIX
video phone
OU (organizational unit)
2. Another term for the UNIX command interpreter.
shell
The Open Group
CIFS (Common Internet File System)
pipeline
3. A form of filename substitution - similar to the use of wildcards in Windows and DOS.
site license
DSSS (direct-sequence spread spectrum)
file globbing
iwconfig
4. A computer configured to act like an IP telephone. SS7 (Signaling System 7) | A set of standards established by the ITU for handling call signaling on the PSTN (public switched telephone network).
softphone
AF (Assured Forwarding)
workgroup
probe
5. In the context of wireless networking - the process of a station establishing a connection (or associating) with a different access point.
reassociation
thread
LEO (low Earth orbiting)
group
6. On a network following the H.323 standard - any node that provides audio - visual - or data information to another node.
H.323 terminal
virtual memory
mount
DC (domain component)
7. In LDAP naming conventions - the name of any one of the domains to which an object belongs.
DC (domain component)
printer queue
fax gateway
hierarchical file system
8. The complete database of hierarchical names (including host and domain names) used to resolve IP addresses with their hosts.
Server Manager
namespace
unified messaging
Webcast
9. A routine of sequential instructions that runs until it has achieved its goal.
System V
diffraction
hot spot
process
10. 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.
iwconfig
satellite return
GUID (globally unique identifier)
attribute
11. An open source software package that provides complete Windows-style file- and printer-sharing capabilities.
per seat
UPN (user principal name)
Internet telephony
Samba
12. The process a wireless station undergoes to find an access point.
DiffServ (Differentiated Service)
mount
GUID (globally unique identifier)
scanning
13. 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.
IP telephone
RTS/CTS (Request to Send/Clear to Send)
DN (distinguished name)
MEGACO
14. The capability for operating multiple logical servers
unified messaging
virtualization
access point
role
15. 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.
lpd (line printer daemon)
user agent server
ext3
command interpreter
16. A character that enables you to combine existing commands to form new commands.
pipe
wireless broadband
child domain
class
17. An area of a computer's hard drive that is logically defined and acts as a separate disk drive.
partition
domain model
redirector
EF (Expedited Forwarding)
18. 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.
802.16e
WLAN (wireless LAN)
SIP (Session Initiation Protocol)
two-way transitive trust
19. In wireless networking - the process that describes a station moving between BSSs without losing connectivity.
passive scanning
scanning
roaming
OU (organizational unit)
20. A service in which television signals from broadcast or cable networks travel over packet-switched networks.
wireless
streaming video
DSSS (direct-sequence spread spectrum)
IPTV (IP television)
21. 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.
ESSID (extended service set identifier)
GUI (graphical user interface)
RSVP (Resource Reservation Protocol)
Samba
22. A collection of H.323 terminals - gateways - and MCUs that are managed by a single H.323 gatekeeper.
signaling
dial return
H.323 zone
satellite return
23. A UNIX command that places files in the printer queue.
MEO (medium Earth orbiting)
Active Directory
unified messaging
lpr
24. In LDAP naming conventions - the name of an object.
process
infrastructure WLAN
attribute
CN (common name)
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.
UPN (user principal name)
hot spot
range
redirect server
26. 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.
DN (distinguished name)
file access protocol
SIP (Session Initiation Protocol)
spread spectrum
27. 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.
fixed
H.323
directional antenna
RSVP (Resource Reservation Protocol)
28. A type of wireless LAN in which stations communicate directly with each other (rather than using an access point).
videoconferencing
ad hoc
PBX (private branch exchange)
printer queue
29. 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.|
probe
streaming video
GNU
ESS (extended service set)
30. A connection from an Earth-based transmitter to an orbiting satellite.
toll bypass
SMB (Server Message Block)
uplink
redirect server
31. 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.
redirect server
RTCP (Real-time Transport Control Protocol)
class
LOS (line-of-sight)
32. The signals made of electromagnetic energy that travel through the atmosphere.
PowerPC
wireless
mount
probe
33. A group of users - servers - and other resources that share account and security policies through a Windows Server 2003 or Server 2008 NOS.
802.11a
IP-PBX
domain
3-tier architecture
34. A proprietary NOS from Apple Computer that is based on a version of UNIX.
Mac OS X Server
workgroup
hot spot
GUI (graphical user interface)
35. A small (usually home) network composed of personal communications devices.
PAN (personal area network)
FHSS (frequency hopping spread spectrum)
AF (Assured Forwarding)
802.11a
36. In Microsoft terminology - the type of client/server network that relies on domains - rather than workgroups.
domain tree
domain model
group
beacon frame
37. An internal or externally attached adapter that converts analog telephone signals into packet-switched voice signals and vice-versa.
VoDSL (voice over DSL)
ATA (analog telephone adapter)
Administrator
UPN (user principal name)
38. A type of wireless transmission in which signals travel over a single frequency or within a specified frequency range.
leaf object
Samba
narrowband
H.323 terminal
39. 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.
map
softphone
domain model
replication
40. A client/server environment that uses middleware to translate requests between the client and server.
3-tier architecture
LDAP (Lightweight Directory Access Protocol)
domain tree
System V
41. 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.
unified messaging
member server
dial return
signaling
42. The RAM chips installed on the computer's system board that provide dedicated memory to that computer.
physical memory
RDN (relative distinguished name)
Webcast
range
43. A Session layer call signaling protocol defined as part of ITU's H.323 multiservice network architecture. It is responsible for call or videoconference setup between nodes on a VoIP or video-over-IP network - indicating node status - requesting addit
UPN (user principal name)
H.225
lpd (line printer daemon)
X Window system
44. A UNIX distribution that originated at the University of California at Berkeley.
DC (domain component)
account
Administrator
BSD (Berkeley Software Distribution)
45. A type of antenna that issues wireless signals along a single direction - or path.
VoDSL (voice over DSL)
H.323 gateway
The Open Group
directional antenna
46. The software that sits between the client and server in a 3-tier architecture.
H.323 zone
mount
middleware
NTFS (New Technology File System)
47. A protocol that enables one system to access files on another system.
source code
System V
IPTV (IP television)
file access protocol
48. In 802.11 wireless networking - a type of frame issued by a station during active scanning to find nearby access points.
process
Samba
hot spot
probe
49. A streaming video - either on demand or live - that is delivered via the Web.
signaling
radiation pattern
MEGACO
Webcast
50. 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
physical memory
satellite return
PowerPC
man pages (manual pages)