Professionalism |- |✔✔the |competence |or |skill |expected |of |a |professional |(How |you |look, |sound, |and |
feel)
Actions |of |a |professional |- |✔✔Refrain |from |acts |that |cause |background |checks, |time |management, |
avoid |arguments, |park |appropriot, |do |not |steal |time
Principle |of |transmission |- |✔✔The |movement |of |information |in |either |analog |or |digital |form |through |
copper |conductors |and |fiber |strands
AC |- |✔✔Alternating |current
Analog |signal |- |✔✔A |signal |in |the |form |of |a |wave |using |continuous |variations |of |physical |
characteristics |(constant |voltage)
Bandwidth |- |✔✔A |range |of |frequencies |available |for |signaling |expressed |in |hertz |(potential |capacity |
of |signals |traveling |at |once)
Bel |- |✔✔A |ratio |for |analog |signal |strength |(10 |dBs)
Current |(I) |- |✔✔The |flow |of |electrons |in |a |conductor |(Amps)
Decibel |(dB) |- |✔✔A |ratio |for |analog |signal |strength |(1/10 |BEL)
DC |- |✔✔Direct |current
Digital |signal |- |✔✔Signal |in |the |form |of |sequences |of |discrete |pulses |(binary |signal)
EMI |- |✔✔Electromagnetic |interference
,Frequency |- |✔✔The |number |of |cycles |that |a |signal |completes |in |a |given |time
Hertz |(Hz) |- |✔✔standard |for |measurement |used |for |measuring |frequency |in |cycles |per |second. |(60 |Hz
|= |60 |completed |cycles |per |second)
Power |(P) |- |✔✔The |amount |of |energy |transferred |per |unit |time |required |to |operate |a |device
Volt |(V) |- |✔✔A |unit |of |measurement |for |electromotive |force
Copper |cabling |- |✔✔Most |common |media |for |data |transmission. |Data |is |transmitted |as |electrical |
pulses. |(Cat |5, |Cat |5e, |Cat |6)
Attenuation |- |✔✔The |loss |or |weakening |of |a |signal |between |two |point |expressed |in |dBs |(a |ratio |of |
signal |sent |and |signal |received)
AWG |- |✔✔American |wire |gauge
Balanced |twisted |pair |- |✔✔A |type |of |wiring |where |a |pair |of |conductors |continually |twist |inside |the |
cable |to |reduce |or |eliminate |the |possibility |of |EMI |from |other |conductors |in |the |cable |(blue |and |blue |
white |will |be |twisted |together)
Capacitance |- |✔✔the |ability |of |a |conductor |to |store |electrical |energy
coaxial |cable |- |✔✔Cabling |with |a |central |metallic |inner |conductor |and |a |separated |enclosed |outer |
conductor |by |a |dielectric |material |like |a |metallic |braid
Crosstalk |- |✔✔Unwanted |transfer |of |a |signals |electromagnetic |energy |(blue |interfering |with |orange)
Impedance |(Z) |- |✔✔The |total |opposition |that |a |circuit |cable |or |compound |offers |to |the |flow |of |
altering |current |(measured |in |ohms)
,Inductance |- |✔✔The |property |of |an |electrical |force |field |built |around |a |conductor |when |current |flows
|through |it
Insertion |loss |- |✔✔The |signal |loss |resulting |from |the |insertion |of |a |component |(attenuation |when |a |
new |signal |is |transmitted)
NVP |- |✔✔Nominal |velocity |of |propagation |(coefficient |used |to |determine |the |speed |of |transmission |
relative |to |the |speed |of |light)
Ohm |(R) |- |✔✔The |measure |of |electrical |resistance
Ohms |law |- |✔✔The |mathematical |relationship |among |electrical |current |resistance |and |voltage
Ohms |law |formula |- |✔✔V
I || |R
Resistance |- |✔✔A |measurement |of |opposition |a |material |offers |to |the |flow |of |direct |current |
(measured |in |ohms)
Return |loss |- |✔✔A |ratio |of |the |power |of |the |outgoing |signal |to |the |power |of |the |reflected |signal
USOC |- |✔✔Universal |service |order |code
Optical |fiber |cabling |- |✔✔Transmits |data |modulated |as |light |pulses
The |advantages |of |fiber |- |✔✔Fiber |has |greater |bandwidth, |can |carry |signals |over |greater |distances, |
and |less |susceptible |to |EMI
Attenuation |- |✔✔The |loss |or |weakening |of |a |signal |between |two |point |expressed |in |dBs |(a |ratio |of |
signal |sent |and |signal |received)
, Bandwidth |- |✔✔A |range |of |frequencies |available |for |signaling |expressed |in |hertz |(potential |capacity |
of |signals |traveling |at |once)
Cable |loss |- |✔✔The |attenuation |of |a |signal |as |it |passes |through |optical |fiber |cable
Cladding |- |✔✔The |outer |concentric |glass |layer |that |surrounds |the |fibers |core |and |has |a |lower |index |
of |refraction
Dispersion |- |✔✔The |loss |of |signal |resulting |from |the |scattering |of |light |pulses |(The |widening |or |
spreading |out |of |the |modes)
Ferrule |- |✔✔The |alignment |sleeve |portion |of |an |optical |connector
FC |- |✔✔Fiber |connector
Furcating |harness |- |✔✔And |assembly |used |to |increase |the |effective |outer |diameter |of |strands |(also |
called |a |fan |out)
Insertion |loss |- |✔✔The |signal |loss |resulting |from |the |insertion |of |a |component |(attenuation |when |a |
new |signal |is |transmitted)
LC |Connector |- |✔✔Lucent |Connector |A |SFF |Single |fiber |connector |used |for |termination |of |both |multi |
mode |and |single |mode |(most |common)
Multimode |optical |fiber |- |✔✔Wave |guide |that |allows |many |bound |modes |to |propagate |(typically |
used |for |short |distances)
Optical |fiber |- |✔✔The |transmission |of |media |using |thin |glass |to |transmit |signal |via |light |pulses
SFF |- |✔✔Small |Form |Factor |(physical |fiber |connectors |and |adapters)
feel)
Actions |of |a |professional |- |✔✔Refrain |from |acts |that |cause |background |checks, |time |management, |
avoid |arguments, |park |appropriot, |do |not |steal |time
Principle |of |transmission |- |✔✔The |movement |of |information |in |either |analog |or |digital |form |through |
copper |conductors |and |fiber |strands
AC |- |✔✔Alternating |current
Analog |signal |- |✔✔A |signal |in |the |form |of |a |wave |using |continuous |variations |of |physical |
characteristics |(constant |voltage)
Bandwidth |- |✔✔A |range |of |frequencies |available |for |signaling |expressed |in |hertz |(potential |capacity |
of |signals |traveling |at |once)
Bel |- |✔✔A |ratio |for |analog |signal |strength |(10 |dBs)
Current |(I) |- |✔✔The |flow |of |electrons |in |a |conductor |(Amps)
Decibel |(dB) |- |✔✔A |ratio |for |analog |signal |strength |(1/10 |BEL)
DC |- |✔✔Direct |current
Digital |signal |- |✔✔Signal |in |the |form |of |sequences |of |discrete |pulses |(binary |signal)
EMI |- |✔✔Electromagnetic |interference
,Frequency |- |✔✔The |number |of |cycles |that |a |signal |completes |in |a |given |time
Hertz |(Hz) |- |✔✔standard |for |measurement |used |for |measuring |frequency |in |cycles |per |second. |(60 |Hz
|= |60 |completed |cycles |per |second)
Power |(P) |- |✔✔The |amount |of |energy |transferred |per |unit |time |required |to |operate |a |device
Volt |(V) |- |✔✔A |unit |of |measurement |for |electromotive |force
Copper |cabling |- |✔✔Most |common |media |for |data |transmission. |Data |is |transmitted |as |electrical |
pulses. |(Cat |5, |Cat |5e, |Cat |6)
Attenuation |- |✔✔The |loss |or |weakening |of |a |signal |between |two |point |expressed |in |dBs |(a |ratio |of |
signal |sent |and |signal |received)
AWG |- |✔✔American |wire |gauge
Balanced |twisted |pair |- |✔✔A |type |of |wiring |where |a |pair |of |conductors |continually |twist |inside |the |
cable |to |reduce |or |eliminate |the |possibility |of |EMI |from |other |conductors |in |the |cable |(blue |and |blue |
white |will |be |twisted |together)
Capacitance |- |✔✔the |ability |of |a |conductor |to |store |electrical |energy
coaxial |cable |- |✔✔Cabling |with |a |central |metallic |inner |conductor |and |a |separated |enclosed |outer |
conductor |by |a |dielectric |material |like |a |metallic |braid
Crosstalk |- |✔✔Unwanted |transfer |of |a |signals |electromagnetic |energy |(blue |interfering |with |orange)
Impedance |(Z) |- |✔✔The |total |opposition |that |a |circuit |cable |or |compound |offers |to |the |flow |of |
altering |current |(measured |in |ohms)
,Inductance |- |✔✔The |property |of |an |electrical |force |field |built |around |a |conductor |when |current |flows
|through |it
Insertion |loss |- |✔✔The |signal |loss |resulting |from |the |insertion |of |a |component |(attenuation |when |a |
new |signal |is |transmitted)
NVP |- |✔✔Nominal |velocity |of |propagation |(coefficient |used |to |determine |the |speed |of |transmission |
relative |to |the |speed |of |light)
Ohm |(R) |- |✔✔The |measure |of |electrical |resistance
Ohms |law |- |✔✔The |mathematical |relationship |among |electrical |current |resistance |and |voltage
Ohms |law |formula |- |✔✔V
I || |R
Resistance |- |✔✔A |measurement |of |opposition |a |material |offers |to |the |flow |of |direct |current |
(measured |in |ohms)
Return |loss |- |✔✔A |ratio |of |the |power |of |the |outgoing |signal |to |the |power |of |the |reflected |signal
USOC |- |✔✔Universal |service |order |code
Optical |fiber |cabling |- |✔✔Transmits |data |modulated |as |light |pulses
The |advantages |of |fiber |- |✔✔Fiber |has |greater |bandwidth, |can |carry |signals |over |greater |distances, |
and |less |susceptible |to |EMI
Attenuation |- |✔✔The |loss |or |weakening |of |a |signal |between |two |point |expressed |in |dBs |(a |ratio |of |
signal |sent |and |signal |received)
, Bandwidth |- |✔✔A |range |of |frequencies |available |for |signaling |expressed |in |hertz |(potential |capacity |
of |signals |traveling |at |once)
Cable |loss |- |✔✔The |attenuation |of |a |signal |as |it |passes |through |optical |fiber |cable
Cladding |- |✔✔The |outer |concentric |glass |layer |that |surrounds |the |fibers |core |and |has |a |lower |index |
of |refraction
Dispersion |- |✔✔The |loss |of |signal |resulting |from |the |scattering |of |light |pulses |(The |widening |or |
spreading |out |of |the |modes)
Ferrule |- |✔✔The |alignment |sleeve |portion |of |an |optical |connector
FC |- |✔✔Fiber |connector
Furcating |harness |- |✔✔And |assembly |used |to |increase |the |effective |outer |diameter |of |strands |(also |
called |a |fan |out)
Insertion |loss |- |✔✔The |signal |loss |resulting |from |the |insertion |of |a |component |(attenuation |when |a |
new |signal |is |transmitted)
LC |Connector |- |✔✔Lucent |Connector |A |SFF |Single |fiber |connector |used |for |termination |of |both |multi |
mode |and |single |mode |(most |common)
Multimode |optical |fiber |- |✔✔Wave |guide |that |allows |many |bound |modes |to |propagate |(typically |
used |for |short |distances)
Optical |fiber |- |✔✔The |transmission |of |media |using |thin |glass |to |transmit |signal |via |light |pulses
SFF |- |✔✔Small |Form |Factor |(physical |fiber |connectors |and |adapters)
