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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 record of a user that contains all of her properties - including rights to resources - password - user name - and so on.
directional antenna
site survey
account
pipeline
2. The process of making a disk partition available.
BSS (basic service set)
mount
streaming video
file globbing
3. In the context of Windows Server 2003 or Server 2008 - a collection of domain trees that use different namespaces. It allows for trust relationships to be established between trees.
forest
file access protocol
workgroup
The Open Group
4. A service in which video signals are compressed and delivered over the Internet in a continuous stream so that a user can watch and listen even before all the data has been transmitted.
streaming video
partition
video over IP
ESSID (extended service set identifier)
5. The software that sits between the client and server in a 3-tier architecture.
RTS/CTS (Request to Send/Clear to Send)
diffraction
VoDSL (voice over DSL)
middleware
6. A type of wireless transmission in which lower-level signals are distributed over several frequencies simultaneously.
downlink
open source software
Linux
spread spectrum
7. 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
explicit one-way trust
source code
DC (domain component)
8. A file system developed by Microsoft and used with its Windows NT - Windows 2000 Server - Windows Server 2003 - and Windows 2008 operating systems.
WLAN (wireless LAN)
NTFS (New Technology File System)
LOS (line-of-sight)
spread spectrum
9. A UNIX distribution that originated at the University of California at Berkeley.
BSD (Berkeley Software Distribution)
The Open Group
VoIP (voice over IP)
domain
10. 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
MEO (medium Earth orbiting)
LOS (line-of-sight)
trust relationship
process
11. 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
dial return
CSMA/CA (Carrier Sense Multiple Access with Collision Avoidance)
inherited
domain tree
12. A telephone used for VoIP on a TCP/IP-based network.
IP telephone
per seat
H.245
BSS (basic service set)
13. A proprietary implementation of the UNIX system distributed by IBM.
hot spot
AIX
per user
proxy server
14. A routine of sequential instructions that runs until it has achieved its goal.
process
GUI (graphical user interface)
account
BSS (basic service set)
15. A file access protocol. It runs over TCP/IP and is the standard file access protocol used by Windows operating systems.
Samba
PAN (personal area network)
CIFS (Common Internet File System)
satellite return
16. The memory that is logically carved out of space on the hard drive and added to physical memory (RAM).
virtual memory
reflection
schema
physical memory
17. A protocol that enables one system to access files on another system.
narrowband
3-tier architecture
H.323 zone
file access protocol
18. The term used to describe the recently released standards for highthroughput - long-distance digital data exchange over wireless connections.
domain
fading
MCU (multipoint control unit)
wireless broadband
19. The name of the primary file system used in most Linux distributions.
ext3
RDN (relative distinguished name)
branch
Administrator
20. A popular remote file system created by Sun Microsystems - and available for UNIX and Linux operating systems.
wireless spectrum
MIMO (multiple input-multiple output)
NFS (Network File System)
satellite return
21. An operating system's method of organizing - managing - and accessing its files through logical structures and software routines.
file system
radiation pattern
802.16
ESS (extended service set)
22. A file on the hard drive that is used for virtual memory.
RTP (Real-time Transport Protocol)
role
MCU (multipoint control unit)
page file
23. The real-time reception and transmission of images and audio among two or more locations.
videoconferencing
MIMO (multiple input-multiple output)
Fedora
mobile
24. In SIP terminology - a server that responds to user agent clients' requests for session initiation and termination.
pipe
user agent server
wireless spectrum
man pages (manual pages)
25. 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.
diffraction
root
per seat
iwconfig
26. The ability of a processor to perform multiple activities in a brief period of time (often seeming simultaneous to the user
lpd (line printer daemon)
multitasking
MMC (Microsoft Management Console)
symmetric multiprocessing
27. An IEEE standard for wireless MANs. Its networks may use frequencies between 2 and 66 GHz. Their antennas may operate in a line-of-sight or non-line-of-sight manner and cover 50 kilometers (or approximately 30 miles). Its connections can achieve a ma
attribute
802.16
DSSS (direct-sequence spread spectrum)
IP-PBX
28. A type of object recognized by an NOS directory and defined in an NOS schema.
class
branch
FHSS (frequency hopping spread spectrum)
802.11a
29. 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).
multitasking
DN (distinguished name)
MMC (Microsoft Management Console)
IP-PBX
30. 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
GNU
MMC (Microsoft Management Console)
proxy server
The Open Group
31. A group of users - servers - and other resources that share account and security policies through a Windows Server 2003 or Server 2008 NOS.
ext3
802.11a
domain
RSVP (Resource Reservation Protocol)
32. The nerve center for networks that adhere to H.323. IT authorize and authenticate terminals and gateways - manage bandwidth - and oversee call routing - accounting - and billing.
H.323 gatekeeper
ext3
wireless router
H.245
33. A series of two or more commands in which the output of prior commands is sent to the input of subsequent commands.
diffraction
infrastructure WLAN
pipeline
file globbing
34. An area of a computer's hard drive that is logically defined and acts as a separate disk drive.
Solaris
infrastructure WLAN
partition
toll bypass
35. 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
mount
mobile
file system
36. The brand of computer central processing unit invented by and used in Sun Microsystems servers.
per seat
SPARC
WLAN (wireless LAN)
symmetric multiprocessing
37. The GUI environment for UNIX and Linux systems.
kernel
X Window system
videoconferencing
diffraction
38. 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.
signaling
802.16
directory
command interpreter
39. A customizable - graphical network management interface introduced with Windows Server 2003 and incorporated in Window Server 2008's Server Manager.
MMC (Microsoft Management Console)
hot spot
member server
VoATM (voice over ATM)
40. A Session layer control protocol defined as part of ITU's H.323 multiservice network architecture. It is responsible for controlling a session between two nodes. For example - it ensures that the two nodes are communicating in the same format.
VoIP (voice over IP)
Server Manager
virtual memory
H.245
41. 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
fading
mount
signaling
RTP (Real-time Transport Protocol)
42. A standard protocol for accessing network directories.
site survey
LDAP (Lightweight Directory Access Protocol)
root domain
RSVP (Resource Reservation Protocol)
43. 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.
explicit one-way trust
narrowband
PAN (personal area network)
GEO (geosynchronous orbit or geostationary orbit)
44. The provision of telephone service over a packet-switched network running the TCP/IP protocol suite.
RTP (Real-time Transport Protocol)
virtual memory
VoIP (voice over IP)
file globbing
45. A command-line utility for viewing and setting wireless interface parameters on Linux and UNIX workstations.
domain controller
VoIP (voice over IP)
iwconfig
domain model
46. 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.
802.11a
paging
DSSS (direct-sequence spread spectrum)
domain
47. A type of trust relationship in which two domains that belong to different NOS directory trees are configured to trust each other.
DiffServ (Differentiated Service)
branch
PowerPC
explicit one-way trust
48. In the context of applications - a licensing mode that limits access to an application to specific users or workstations.
MGCP (Media Gateway Control Protocol)
fading
domain tree
per seat
49. A type of antenna that issues and receives wireless signals with equal strength and clarity in all directions. This type of antenna is used when many different receivers must be able to pick up the signal - or when the receiver's location is highly m
RSVP (Resource Reservation Protocol)
Fedora
kernel module
omnidirectional antenna
50. A wireless signal or path that travels directly in a straight line from its transmitter to its intended receiver.
EF (Expedited Forwarding)
page file
uplink
LOS (line-of-sight)