GCOR Practice Test For Final Exam 155 Questions with Complete Solutions 100% Verified Dual Control Switch - Correct Answers A power operated switch, movable point frog, or derail that can also be operated by hand.Electric Switch Lock - Correct Answers An electrically controlled lock that restricts the use of a hand operated switch or derail.Absolute Signal - Correct Answers A block or interlocking signal without a number plate or designated by an A marker.Automatic Block System (ABS) - Correct Answers A series of consecutive blocks governed by block signals, cab signals, or both. The signals are activated by a train or by certain conditions that affect the block use.Block - Correct Answers A length of track between consecutive block signals or between a block signal and the end of block system limits.Centralized Traffic Control (CTC) - Correct Answers A block system that uses block signal indications to authorize train movements.Control Operator - Correct Answers An employee assigned to operate a CTC or interlocking control machine or authorized to grant track permits.Control Point - Correct Answers The location of absolute signals controlled by a central operator or a railroad identifiable point as defined in the Timetable.Controlled Siding - Correct Answers A siding within CTC and Interlocking limits where a signal indication authorizes the siding's use.Controlled Signal - Correct Answers An absolute signal controlled by a control operator.Controlled Track - Correct Answers Track upon which the railroad's operating rules require that all movements of trains must be authorized by a train dispatcher or a control operator. 1 / 2
Crossover - Correct Answers A combination of two switches that connect two adjacent tracks.Interlocking Signals - Correct Answers The fixed signals of an interlocking that govern trains using interlocking limits.Loaded Bulk Commodity Train - Correct Answers Loaded Unit Trains are defined as a train of 50 or more loaded cars in a block, each weighing 125 tons gross weight or more (bulk commodities), such as coal, grain, soda ash, etc.Main Track - Correct Answers A track extending through yards and between stations that must be occupied without authority or protection.Non-Controlled Track - Correct Answers Track upon which trains are permitted by railroad rule or special instruction to move without recieving authorization from train dispatcher or control operator.Off-Track Equipment - Correct Answers Machines that may be operated on the right of way foul of track.Proceed Indication - Correct Answers Any block signal indication that allows a train to proceed without stopping.Reverse Movement - Correct Answers A movement opposite the authorized direction.Siding - Correct Answers A track connected to the main track and used for meeting or passing trains.Locations of sidings are shown int he Timetable.Special Instructions - Correct Answers Instructions contained in the Timetable or other publications.Station - Correct Answers A place designated by name in the Timetable station column.Track Bulletin - Correct Answers A notice of coinditions affecting train movement. It may also authorize movement against the current of traffic where rule 9.14 (movement witht he Current of Traffic) is in effect.
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