The flashcards below were created by user
ralowery
on FreezingBlue Flashcards.
-
- author "me"
- tags "block4.2"
- folders ""
- description "block4.2"
- fileName "block4.2"
- What is the BT Meridian Norstar Modular?
- is a key telephone system with a maximum capacity of 128 ports
-
What does the acronym CCU stand for?
central control unit
-
What are the four available digital extension phone models?
-
What does the acronym SAPS Stand for?
station auxiliary power supply
-
What type of switching is employed by the BT Meridian Norstar Modular?
fully digital, non-block
-
What kind of material is the housing of the TS22 Series Test Set made of?
high-impact polycarbonate
-
What does the 9V battery power in the TS22 Series Test Set?
the speaker
-
How long are the red and black conductors on the Standard Line Cord?
approximately five feet long
-
What are the following Keys for? a. STO Key b. RCL Key c. LNR Key d. PSE Key
- STO key- for storing the last number dialed into repertory memory
- RCL key- recalls a number stored in repertory memory
- LNR key- redials the last number called
- PSE key- places a four-secound pause between numbers that are being entered into repertory memory
-
What does the green LED indicate?
if the red test lead is connected to negative and black to positive
-
What does the red LED indicate?
if the red test lead is connected to positve and black to negative
-
How many memory locations does the TS22 Series Test Set have?
9 memory locations
-
Explain what happens when testing circuits which are relatively close to the battery source.
the clicks may be loud enough to cause acoustical shock if the receiver is held tightly to the ear
-
When attaching the Fluke TS22 Test Set to a line, what must the red ABN lead be clipped to
transmit (green)
-
When entering a number to call, what happens if DTMF signaling was selected?
the tones associated with each digit are generated as each key is pressed
-
How to locate a short circuit with the Fluke TS22 Test Set?
open one side of the line and place the TS22 test set in the loop, test lead to each side
-
Which mode should the TS22 Test Set be in to locate a short circuit?
monitor mode
-
Explain how to locate an open circuit with the Fluke TS22 Test Set.
bridging the TS22 or TS22A test sets across the circuit one to tip and ring
-
When locating an open circuit, at what point is the fault located at?
when the loud click disappears
-
What is the definition of a network?
is a collection of computer systems, printers, and other devices that can communicate with each other over transmission medium
-
What are the three primary purposes for a network?
- share data
- share resources
- electronic mail
-
What requirements are necessary for network communication?
- transmitter
- receiver
- medium
- language
-
What does DTE stand for?
data terminal equipment
-
What does DCE stand for?
data communication equipment
-
Where did the terms DTE and DCE originate from?
from the RS-232 serial communication standards
-
What device refers to any devices attempting to gain network access
DTE
-
What device refers to the device providing network access to the DTE?
DCE
-
List the factors that can have an effect on communication speeds.
- the networking device
- media
- protocols
- communication signals
- communication methods
- communication modes
-
What is the term that refers to the physical pathway provided by the network medium?
pipe
-
What is a frequency band?
channel range frequencies
-
What is the definition of bandwidth?
width of the frequency band, for a channel or group of channels
-
What is a LAN?
is a computer network that spans a limited geographical area
-
How many computer systems are normally supported on a LAN?
24 to 1024
-
What are the two most common LAN bandwidths?
-
What kind of network spans a large geographical area?
WAN
-
When dealing with a WAN, where is the focus?
WAN connection than the WAN itself
-
What are the most common connection speeds (bandwidth) for WANs?
- 56 Kbps
- 128 Kbps
- 1.544 Mbps
-
What is SOHO?
computer network that is normally limited to a few rooms
-
What is a CAN and what was it originally referred to as?
network infrastructures located a Universities and college campuses
-
What is the typical range of a MAN?
3-30 miles
-
When are MANs primarily used?
used by multiple LAN and CAN environments to share both the bandwidth and the finacial burden of a large WAN connection
-
What is a Server?
a computer or a device on a network that manages networks resources
-
What kind of computer system manages network access and traffic?
network server
-
What is an E-mail Server?
a computer system or device that sends recieves stores and processes electronic mail messages
-
What kind of computer system attaches to a network and utilizes the resources provided by servers?
clients
-
What does NOS stand for?
network operating system
-
What are some networking features found on NOS?
- NOVELL netware
- BSD
- windows server
-
What are the different versions of a NOS?
- authenticate end users
- manage resources
- control network access
-
What does modem stand for?
modulator/demodulator
-
What enables a computer system to physically connect to a network medium?
NIC card
-
What is the most common method for NICs in PCs and Workstations?
integrated internal decives of the sytems ( on- board)
-
What are the five most common LAN media?
- coaxial cable
- STP
- UTP
- fiber optics
- wireless
-
Which LAN media was used in the first LAN implementations?
coaxial cable
-
What is the overall most popular LAN medium in use today?
UTP
-
Which LAN medium uses glass or plastic threads to transport data in the form of light wavelengths?
fiber optics
-
Name the 4 LAN aggregation devices.
-
What device is used to connect LANs together?
router
-
How many inches is 1 micron equivalent to
.000039 inches
-
what does LNR stand for
last number called
-
-
what does PSE stand for
pause
-
what does STO stand for
store
-
what does STD stand for
standard line cord
-
what does LAN stand for
local area network
-
what does WAN stand for
wide area network
-
what does SOHO stand for
small office/home office
-
what does CAN stand for
campus area network
-
what does MAN stand for
metropolitan area network
-
devices that are connected to a network are often referred to as
nodes
-
two primary classifications for fiber optic cables
-
what does NIC stand for
network interface card
|
|