|
Semiconductor lasers emit which of the following kinds of light?
|
|
0
|
124
|
February 25, 2022
|
|
Semiconductor LEDs emit which of the following kinds of light?
|
|
0
|
143
|
February 25, 2022
|
|
Incoherent light has what type of lightwaves?
|
|
0
|
153
|
February 25, 2022
|
|
Fiber optic communication systems typically operate in what three wavelength windows?
|
|
0
|
160
|
February 25, 2022
|
|
Which of the following properties are NOT desired properties of an optical source?
|
|
0
|
194
|
February 25, 2022
|
|
An optical source has which of the following functions?
|
|
0
|
169
|
February 25, 2022
|
|
Which of the following items is/are part of a fiber optic transmitter?
|
|
0
|
222
|
February 25, 2022
|
|
What is the function of a fiber optic transmitter?
|
|
0
|
168
|
February 25, 2022
|
|
During the measurement of the link's output optical ___
|
|
0
|
143
|
February 25, 2022
|
|
When using a light source and a power meter to ___
|
|
0
|
153
|
February 25, 2022
|
|
OTDR measurements should be performed in each direction and ___
|
|
0
|
250
|
February 25, 2022
|
|
When the distance between the ends of a fiber is measured with ___
|
|
0
|
121
|
February 25, 2022
|
|
When fiber attenuation is measured with an OTDR, the end cursor, Z2, should be ___
|
|
0
|
154
|
February 25, 2022
|
|
When fiber attenuation is measured with an OTDR, the ___
|
|
0
|
170
|
February 25, 2022
|
|
When OTDR measurements are made, a dead zone fiber is used for what reason?
|
|
0
|
160
|
February 25, 2022
|
|
The initial pulse (or spike) at the beginning and at most connections in ___
|
|
0
|
144
|
February 25, 2022
|
|
An OTDR should not be used to measure optical fibers or ___
|
|
0
|
163
|
February 25, 2022
|
|
Measurements made with an optical time domain reflectometer are ___
|
|
0
|
137
|
February 23, 2022
|
|
Field loss measurements are made by using which of the following test equipment?
|
|
0
|
178
|
February 23, 2022
|
|
Some properties may change during installation; therefore, they are ___
|
|
0
|
120
|
February 23, 2022
|
|
The return loss of a fiber optic component is which of the following measurements?
|
|
0
|
170
|
February 23, 2022
|
|
Insertion loss is determined by which of the following techniques?
|
|
0
|
216
|
February 23, 2022
|
|
The mode field diameter of a single mode fiber relates to which of the following factors?
|
|
0
|
124
|
February 23, 2022
|
|
The numerical aperture of a multi- mode fiber is best described by which of the following definitions?
|
|
0
|
191
|
February 23, 2022
|
|
The far-field power distribution describes the emitted power per ___
|
|
0
|
149
|
February 23, 2022
|
|
The fiber far-field is which of the following regions?
|
|
0
|
136
|
February 23, 2022
|
|
The fiber near-field is which of the following regions?
|
|
0
|
163
|
February 23, 2022
|
|
The core diameter of a multimode fiber is defined by which of the following measurements?
|
|
0
|
159
|
February 23, 2022
|
|
Cladding diameter, cladding noncircularity, core-cladding concentricity ___
|
|
0
|
253
|
February 23, 2022
|
|
End users perform fiber geometry measurements for which of the following reasons?
|
|
0
|
114
|
February 23, 2022
|