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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.
thread
scattering
account
802.11g
2. A cost-savings benefit that results from organizations completing long-distance telephone calls over their packet-switched networks - thus bypassing tolls charged by common carriers on comparable PSTN calls.
passive scanning
replication
toll bypass
802.11g
3. The security relationship between domains in the same domain tree in which one domain grants every other domain in the tree access to its resources and - in turn - that domain can access other domains' resources.
proxy server
GUID (globally unique identifier)
BSS (basic service set)
two-way transitive trust
4. 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.
IP telephone
SIP (Session Initiation Protocol)
802.16
role
5. The provision of telephone service over a packet-switched network running the TCP/IP protocol suite.
MEO (medium Earth orbiting)
H.225
H.323 gatekeeper
VoIP (voice over IP)
6. The brand of computer central processing unit invented by and used in Sun Microsystems servers.
RTS/CTS (Request to Send/Clear to Send)
site survey
preemptive multitasking
SPARC
7. In LDAP naming conventions - the name of any one of the domains to which an object belongs.
symmetric multiprocessing
namespace
downlink
DC (domain component)
8. In the context of 802.11n wireless technology - the combination of two 20-MHz frequency band to create one 40-MHz frequency band that can carry more than twice the amount of data that a single 20-MHz band could. It's recommended for use only in the 5
channel bonding
OU (organizational unit)
multipath
802.11n
9. The organization of files and directories (or folders) on a disk in which directories may contain files and other directories. When displayed graphically - this organization resembles a treelike structure.
hierarchical file system
GUID (globally unique identifier)
3-tier architecture
AIX
10. A type of server on a Windows Server 2003 or Server 2008 network that does not hold directory information and - therefore - cannot authenticate users.
PAN (personal area network)
member server
kernel
uplink
11. The brand of computer central processing unit invented by Apple Computer - IBM - and Motorola - Inc. - and used in IBM servers.
PowerPC
MEO (medium Earth orbiting)
fax gateway
active scanning
12. 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
access point
video phone
two-way transitive trust
namespace
13. 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.|
H.323 gateway
AF (Assured Forwarding)
Solaris
GNU
14. The process a wireless station undergoes to find an access point.
wireless
paging
hierarchical file system
scanning
15. A type of wireless LAN in which stations communicate directly with each other (rather than using an access point).
ad hoc
middleware
distribution
site survey
16. 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.
DSSS (direct-sequence spread spectrum)
station
two-way transitive trust
CSMA/CA (Carrier Sense Multiple Access with Collision Avoidance)
17. A type of object recognized by an NOS directory and defined in an NOS schema.
shell
class
radiation pattern
H.323 zone
18. In Windows Server 2003 or Server 2008 networking - the single domain from which child domains branch out in a domain tree.
root domain
multiprocessing
BSD (Berkeley Software Distribution)
RTP (Real-time Transport Protocol)
19. Another term for the UNIX command interpreter.
shell
per user
H.245
softphone
20. A logical receptacle for holding objects with similar characteristics or privileges in an NOS directory. Containers form the branches of the directory tree.
OU (organizational unit)
Linux
SIP (Session Initiation Protocol)
preemptive multitasking
21. 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.
Linux
streaming video
physical memory
H.245
22. 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
NFS (Network File System)
inode (information node)
802.11n
omnidirectional antenna
23. A logical representation of a networked printer's functionality.
page file
OU (organizational unit)
H.323 zone
printer queue
24. The geographical area in which signals issued from an antenna or wireless system can be consistently and accurately received.
role
Samba
range
reassociation
25. The term used to describe the recently released standards for highthroughput - long-distance digital data exchange over wireless connections.
wireless broadband
mobile
site survey
wireless gateway
26. A wireless signal or path that travels directly in a straight line from its transmitter to its intended receiver.
diffraction
RSVP (Resource Reservation Protocol)
LOS (line-of-sight)
Bluetooth
27. A proprietary implementation of the UNIX system distributed by IBM.
AIX
802.11b
file access protocol
group
28. A protocol that enables one system to access files on another system.
file access protocol
per seat
MGCP (Media Gateway Control Protocol)
forest
29. In the context of applications - a licensing mode that limits access to an application to specific users or workstations.
H.245
videoconferencing
proprietary UNIX
per seat
30. A type of software license that - for a fixed price - allows any number of users in one location to legally access a program.
DSSS (direct-sequence spread spectrum)
PowerPC
dial return
site license
31. The process of making a disk partition available.
NFS (Network File System)
domain
mount
inode (information node)
32. An area covered by a wireless access point that provides visitors with wireless services - including Internet access.
802.11n
Bluetooth Special Interest Group (SIG)
reflection
hot spot
33. 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.
site survey
802.16e
GUID (globally unique identifier)
PAN (personal area network)
34. The relationship between two domains on a Windows Server 2003 or Server 2008 network that allows a domain controller from one domain to authenticate users from the other domain.
trust relationship
class
RTS/CTS (Request to Send/Clear to Send)
branch
35. 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.
ATA (analog telephone adapter)
map
UPN (user principal name)
registrar server
36. A wireless signaling technique in which a signal jumps between several different frequencies within a band in a synchronization pattern known to the channel's receiver and transmitter.
SPARC
The Open Group
FHSS (frequency hopping spread spectrum)
range
37. A routine of sequential instructions that runs until it has achieved its goal.
PAN (personal area network)
SIP (Session Initiation Protocol)
process
domain model
38. A computer that manages multiple media gateways and facilitates the exchange of call control information between these gateways.
MGC (media gateway controller)
Fedora
PAN (personal area network)
beacon frame
39. A type of WLAN in which stations communicate with an access point and not directly with each other.
infrastructure WLAN
LDAP (Lightweight Directory Access Protocol)
H.323 gateway
H.245
40. 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.
video-on-demand
RSVP (Resource Reservation Protocol)
user agent server
802.11g
41. A service that relies on a DSL connection to transmit packetized voice signals.
partition
VoDSL (voice over DSL)
virtualization
DSSS (direct-sequence spread spectrum)
42. A proprietary NOS from Apple Computer that is based on a version of UNIX.
AF (Assured Forwarding)
command interpreter
replication
Mac OS X Server
43. A UNIX distribution that originated at the University of California at Berkeley.
domain
BSS (basic service set)
video over IP
BSD (Berkeley Software Distribution)
44. An operating system's method of organizing - managing - and accessing its files through logical structures and software routines.
multipath
file system
forest
source code
45. The core of a UNIX or Linux system. This part of the operating system is loaded and run when you turn on your computer. It mediates between user programs and the computer hardware.
VoATM (voice over ATM)
kernel
Bluetooth Special Interest Group (SIG)
hot spot
46. A file access protocol. It runs over TCP/IP and is the standard file access protocol used by Windows operating systems.
partition
pipe
CIFS (Common Internet File System)
schema
47. A type of antenna that issues wireless signals along a single direction - or path.
VoDSL (voice over DSL)
directional antenna
RTS/CTS (Request to Send/Clear to Send)
spread spectrum
48. 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.
GEO (geosynchronous orbit or geostationary orbit)
GUID (globally unique identifier)
two-way transitive trust
user agent client
49. 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
IP-PBX
NFS (Network File System)
proxy server
AF (Assured Forwarding)
50. 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.
FHSS (frequency hopping spread spectrum)
MIMO (multiple input-multiple output)
mobile
radiation pattern