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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 file access protocol. It runs over TCP/IP and is the standard file access protocol used by Windows operating systems.
CIFS (Common Internet File System)
omnidirectional antenna
RTS/CTS (Request to Send/Clear to Send)
physical memory
2. 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.
command interpreter
association
proprietary UNIX
channel bonding
3. A type of trust relationship in which two domains that belong to different NOS directory trees are configured to trust each other.
explicit one-way trust
H.323 terminal
802.11g
video-on-demand
4. A connection from an orbiting satellite to an Earth-based receiver.
AF (Assured Forwarding)
downlink
softphone
802.16e
5. A protocol that enables one system to access files on another system.
AF (Assured Forwarding)
file access protocol
thread
AIX
6. A streaming video - either on demand or live - that is delivered via the Web.
802.16
Webcast
video over IP
GEO (geosynchronous orbit or geostationary orbit)
7. The memory that is logically carved out of space on the hard drive and added to physical memory (RAM).
RSVP (Resource Reservation Protocol)
virtual memory
preemptive multitasking
FHSS (frequency hopping spread spectrum)
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.|
3-tier architecture
wireless
GNU
domain tree
9. A logical representation of multiple - hierarchical levels in a directory.
GUID (globally unique identifier)
PBX (private branch exchange)
tree
SMB (Server Message Block)
10. A file on the hard drive that is used for virtual memory.
user agent client
scanning
page file
group
11. A UNIX distribution that originated at the University of California at Berkeley.
H.225
RSVP (Resource Reservation Protocol)
BSD (Berkeley Software Distribution)
PowerPC
12. A special identifier shared by BSSs that belong to the same ESS.
ESSID (extended service set identifier)
omnidirectional antenna
SMB (Server Message Block)
domain model
13. A service that runs on a client workstation and determines whether the client's request should be handled by the client or the server.
file access protocol
redirector
UNIX
access point
14. The name of the primary file system used in most Linux distributions.
trust relationship
forest
ext3
IP telephone
15. 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.
omnidirectional antenna
H.245
NTFS (New Technology File System)
DSSS (direct-sequence spread spectrum)
16. 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.
MCU (multipoint control unit)
asymmetric multiprocessing
hierarchical file system
ad hoc
17. A freely distributable implementation of a UNIX-type of system. Finnish computer scientist Linus Torvalds originally developed it.
Linux
child domain
VoATM (voice over ATM)
proprietary UNIX
18. A type of wireless transmission in which lower-level signals are distributed over several frequencies simultaneously.
root
spread spectrum
hierarchical file system
CN (common name)
19. A series of two or more commands in which the output of prior commands is sent to the input of subsequent commands.
pipeline
replication
leaf object
symmetric multiprocessing
20. The GUI environment for UNIX and Linux systems.
reassociation
spread spectrum
GNU
X Window system
21. In the context of IPTV - a device that decodes digital video signals and issues them to the television.
kernel
UNIX
set top box
reassociation
22. 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.
802.11b
attribute
hierarchical file system
lpr
23. A licensing mode that allows a fixed quantity of clients to use one software package simultaneously.
pipeline
per user
MIMO (multiple input-multiple output)
IP-PBX
24. 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.
802.11a
PAN (personal area network)
ESS (extended service set)
BSD (Berkeley Software Distribution)
25. 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.
forest
preemptive multitasking
H.323 gateway
VoDSL (voice over DSL)
26. In the context of applications - a licensing mode that limits access to an application to specific users or workstations.
shell
member server
MEO (medium Earth orbiting)
per seat
27. The term used to describe software that is distributed with few restrictions and whose source code is freely available.
H.323 terminal
object
open source software
VoIP (voice over IP)
28. The ability of a processor to perform multiple activities in a brief period of time (often seeming simultaneous to the user
multitasking
thread
reflection
MCU (multipoint control unit)
29. 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.
MIMO (multiple input-multiple output)
wireless spectrum
H.225
GUI (graphical user interface)
30. 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.
PAN (personal area network)
Samba
replication
proprietary UNIX
31. In Windows Server 2003 or Server 2008 networking - the single domain from which child domains branch out in a domain tree.
IP-PBX
Mac OS X Server
process
root domain
32. 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
asymmetric multiprocessing
GNU
Bluetooth
wireless router
33. The provision of telephone service over a packet-switched network running the TCP/IP protocol suite.
VoIP (voice over IP)
trust relationship
domain controller
PowerPC
34. A private switch that accepts and interprets both analog and digital voice signals (although some IP-PBXs do not accept analog lines). It can connect with both traditional PSTN lines and data networks. |
per seat
IP-PBX
Active Directory
open source software
35. A group of users - servers - and other resources that share account and security policies through a Windows Server 2003 or Server 2008 NOS.
narrowband
mobile
CN (common name)
domain
36. 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.
satellite return
two-way transitive trust
domain controller
process
37. A proprietary implementation of the UNIX operating system by Sun Microsystems.
H.323 zone
802.16
Solaris
open source software
38. 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
GNU
infrastructure WLAN
H.323 terminal
channel bonding
39. The brand of computer central processing unit invented by and used in Sun Microsystems servers.
RDN (relative distinguished name)
CIFS (Common Internet File System)
SPARC
hierarchical file system
40. 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.
RTS/CTS (Request to Send/Clear to Send)
association
DSSS (direct-sequence spread spectrum)
NFS (Network File System)
41. The provision of telephone service over the Internet.
Internet telephony
GUID (globally unique identifier)
802.16
multitasking
42. 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
directory
proxy server
preemptive multitasking
Mac OS X Server
43. In wireless networking - the process that describes a station moving between BSSs without losing connectivity.
SSID (service set identifier)
roaming
hierarchical file system
registrar server
44. The RAM chips installed on the computer's system board that provide dedicated memory to that computer.
trust relationship
PBX (private branch exchange)
passive scanning
physical memory
45. Another term for the UNIX command interpreter.
shell
3-tier architecture
802.16e
Bluetooth Special Interest Group (SIG)
46. A record of a user that contains all of her properties - including rights to resources - password - user name - and so on.
scattering
member server
role
account
47. The software that sits between the client and server in a 3-tier architecture.
middleware
MEGACO
multipath
NFS (Network File System)
48. 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.
fixed
inode (information node)
H.323 gatekeeper
source code
49. The online documentation for any variety of the UNIX operating system. This documentation describes the use of the commands and the programming interface.
man pages (manual pages)
AF (Assured Forwarding)
domain tree
page file
50. In IEEE terminology - a group of stations that share an access point.
scattering
Samba
directory
BSS (basic service set)