FREE GCOR Railroad Operations Questions and Answers

Question 1

A series of consecutive blocks governed by block signals where the signals are activated by a train or by certain conditions that affect the block. This system is called:

Accepted Answer

Automatic block signal system (ABS)

Answer

Explanation:
An automatic block signal system (ABS) is a system where block signals are activated by a train or certain conditions that affect the block. In this system, consecutive blocks are governed by block signals, ensuring safe and efficient train operations. Centralized traffic control (CTC) is a different system where a centralized control center manages train movements. Track warrant control (TWC) is a system where train movements are authorized by track warrants. Absolute block signal system (ABSS) is a term used to describe a system where each block is protected by a fixed signal and trains must receive permission to enter the block. However, none of these systems fully match the given description except for the automatic block signal system (ABS).

Question 2

A remotely controlled block system that uses block signal indications to authorize train movements is:

Accepted Answer

Centralized traffic control (CTC)

Answer

Explanation:
Centralized traffic control (CTC) is a remotely controlled block system that uses block signal indications to authorize train movements. In CTC, the movement of trains is controlled from a central location, where the dispatcher can monitor and control the signals and switches. The block signal indications provide information to the train operators about the status of the track ahead, allowing them to proceed safely. CTC is an advanced system that enhances efficiency and safety in train operations by providing centralized control and real-time monitoring of train movements.

Question 3

Who is the employee assigned to operate a CTC or interlocking control machine?

Accepted Answer

Control Operator

Answer

Explanation:
A control operator is an employee assigned to operate a CTC or interlocking control machine. They are responsible for controlling and monitoring the movement of trains, ensuring the safe and efficient operation of the railway system. They have the authority to control signals, switches, and other equipment to maintain the flow of train traffic. Control operators play a crucial role in maintaining the safety and smooth functioning of the railway network.

Question 4

The location of absolute signals controlled by a control operator is a:

Accepted Answer

Control point

Answer

Explanation:
The location of absolute signals controlled by a control operator is referred to as a control point. This is the designated area where the control operator is stationed to manage and control the absolute signals. It serves as a central point from where the control operator can monitor and regulate the signals to ensure smooth and safe traffic flow.

Question 5

Crossings that intersect at the same level are called:

Accepted Answer

Crossings at grade

Answer

Explanation:
Crossings that intersect at the same level are called "crossings at grade". This term is commonly used in transportation and refers to intersections where two or more roads or railroad tracks cross each other at the same elevation. These crossings can be dangerous as they often require vehicles or pedestrians to cross the path of oncoming traffic. Therefore, it is important to exercise caution and follow traffic signals and signs when approaching crossings at grade.

GCOR - General Code of Operating Rules Practice Test

GCOR - General Code of Operating Rules Practice Test

FREE GCOR Railroad Operations Questions and Answers