Multiple Choice
Identify the
choice that best completes the statement or answers the question.
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1.
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T2B01 What is the most common use of the
"reverse split" function of a VHF/UHF transceiver?
a. | Reduce power output | c. | Listen on a repeater's input frequency | b. | Increase power output | d. | Listen on a
repeater's output frequency |
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2.
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T2B02 What term describes the use of a sub-audible
tone transmitted along with normal voice audio to open the squelch of a receiver?
a. | Carrier squelch | c. | DTMF | b. | Tone
burst | d. | CTCSS |
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3.
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T2B03 If a station is not strong enough to keep a
repeater's receiver squelch open, which of the following might allow you to receive the
station's signal?
a. | Open the squelch on your radio | c. | Listen on the repeater output frequency | b. | Listen on the repeater input frequency | d. | Increase your
transmit power |
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4.
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T2B04 Which of the
following could be the reason you are unable to access a repeater whose output you can
hear? a. | Improper transceiver offset | c. | The repeater may require a proper DCS tone from your
transceiver | b. | The repeater may
require a proper CTCSS tone from your transceiver | d. | All of these
choices are correct |
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5.
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T2B05 What might be
the problem if a repeater user says your transmissions are breaking up on voice
peaks? a. | You have the incorrect offset | c. | You are talking too loudly | b. | You need to talk louder | d. | Your transmit
power is too high |
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6.
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T2B06 What type of
tones are used to control repeaters linked by the Internet Relay Linking Project (IRLP)
protocol? a. | DTMF | c. | EchoLink | b. | CTCSS | d. | Sub-audible |
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7.
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T2B07 How can
you join a digital repeater's "talk group"? a. | Register your radio with the local FCC
office | c. | Program your radio with the group's ID or
code | b. | Join the repeater owner's
club | d. | Sign your call after the courtesy tone |
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8.
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T2B08 Which of the
following applies when two stations transmitting on the same frequency interfere with each
other? a. | Common courtesy should prevail, but no one has absolute
right to an amateur frequency | c. | Whoever has been on the frequency the
longest has priority on the frequency | b. | Whoever has the
strongest signal has priority on the frequency | d. | The station that
has the weakest signal has priority on the frequency |
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9.
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T2B09 What is
a "talk group" on a DMR digital repeater? a. | A group of operators sharing common
interests | c. | A protocol that increases the signal-to-noise ratio when
multiple repeaters are linked together | b. | A way for groups
of users to share a channel at different times without being heard by other users on the
channel | d. | A net that meets at a particular time |
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10.
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T2B10 Which Q signal indicates that you are
receiving interference from other stations?
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11.
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T2B11 Which Q signal indicates that you are
changing frequency?
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12.
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T2B12 Why are simplex channels designated in
the VHF/UHF band plans?
a. | So that stations within mutual communications range can
communicate without tying up a repeater | c. | For working DX only | b. | For contest operation | d. | So that stations
with simple transmitters can access the repeater without automated
offset |
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13.
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T2B13 Where may SSB phone be used in amateur bands
above 50 MHz?
a. | Only in sub-bands allocated to General class or higher
licensees | c. | In at least some portion of all these
bands | b. | Only on repeaters | d. | On any band as
long as power is limited to 25 watts |
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14.
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T2B14 Which of the following describes a linked
repeater network?
a. | A network of repeaters where signals received by one
repeater are repeated by all the repeaters | c. | Multiple repeaters with the same owner | b. | A repeater with more than one receiver | d. | A system of
repeaters linked by APRS |
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