CTI2 TEST STUDY GUIDE
• Low source to fiber coupling efficiency - ANS-The attributes of the 62.5/125m fiber do NOT
include which of the following factors?
• Low loss
• Low source to fiber coupling efficiency
• High bandwidth
• Low bending sensitivity
• Must be light-weight and compact - ANS-When designing portable and pack radios, which of
the following characteristics is the prime consideration?
• Must be solar powered
• Must be light-weight and compact
• Must be heavy and rugged
• Must have high output power
• Voltage - ANS-The total charge on a transmission line is equal to the current multiplied by
which of the following factors?
• Resistance
• Voltage
• Time
• Power
• Optical detector and signal conditioning circuits - ANS-What are the two parts of a fiber optic
receiver?
• Optical detector and signal conditioning circuits
• Optical detector and PIN diode
• Fiber and optical detector
• Fiber and case
• Each of the above - ANS-The spreading out of radio waves is referred to as propagation and is
used in which of the following Navy equipment?
• Detection
• Communication
• Radar and navigation
• Each of the above
,• Space is less dense than glass - ANS-The speed of light depends on the medium through
which light travels. For which of the following reasons does light travel through empty space
faster than through an object such as glass?
• Space is less dense than glass
• Glass refracts the light, causing the light to travel in all directions
• Space is more dense than glass
• Glass reflects the light back to the source
• Audio amplifier - ANS-Manual volume control of a receiver internally varies the input to which
of the following circuits?
• Radio frequency amplifier
• Frequency converter
• Audio amplifier
• Detector
• When the launch spot size and the angular distribution are larger than that of fiber core -
ANS-What does the term overfilled launch mean?
• When the launch spot size and the angular distribution are larger than that of fiber core
• When light is launched only into the low order mode
• When too much power is launched into the fiber
• When not enough power is launched into the fiber
3 - ANS-Naval ships should be examined by INSURV at least once every how many years if
practical?
•2
•1
•5
•3
• 0.10% - ANS-Voluntary motor actions-hand and arm movements, walking, and sometimes
speech-become clumsy at what blood-alcohol level?
• 0.05%
• 0.20%
• 0.10%
• 0.15%
• Transition - ANS-Which of the following terms describe the time between a space and mark or
mark and space condition in a teletypewriter?
,• Movement
• Transition
• Character interval
• Variation
• Radio waves - ANS-Which of the following types of energy CANNOT be seen, heard, or felt?
• five square millimeters - ANS-A cross-cut shredder shall reduce the information to shreds no
greater than?
• four square millimeters
• 3/64 by ½ inch
• five square millimeters
• 1/65 by ½ inch
• Associated Markings - ANS-What are the classification authority, office of origin, warning
notices, intelligence and other special control markings, and declassification/downgrading
instructions of a classified document?
• Dummy load - ANS-Of the following communications system components, which one is a
device that is nonradiating, absorbs rf, and has the characteristic impedance of the antenna?
• Rf tuning unit
• Dummy load
• Frequency synthesizer
• Helix
• A shorted 1/4-wavelength section - ANS-Which of the following sections of transmission line
can be used as a parallel resonant circuit?
• An open 1/4-wavelength section
• A shorted 1/2-wavelength section
• A shorted 1/4-wavelength section
• An open 3/4-wavelength section
• High level of expertise required for splicer operator - ANS-Fusion splicing is not recommended
for Navy use for all of the following reasons except which one?
• High level of expertise required for splicer operator
• Low splice yields
• Low splice losses
• Long splicing times
• Video cameras attached to a computer for digital analysis - ANS-Cladding diameter, cladding
noncircularity, core-cladding concentricity error, and core noncircularity are measured by which
of the following techniques?
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