Knowledge Booster: NAIR Edition (08 Apr 2026)
Welcome to today's NAIR Knowledge Booster! We've handpicked 10 essential questions from our database to help you sharpen your skills. Dive in and test your knowledge!
Q1. A Loco Pilot / Asstt. Loco Pilot should record in the register- days in advance that he is lapsing road learning in a section.
- A) 7 days
- B) 13 days
- C) 15 days
- D) None of these
Correct Answer: 15 days
Explanation: Pilots must alert the administration 15 days before their road learning expires to ensure they are scheduled for a refresher trip[cite: 3293, 3298, 3315].
Q2. Fog signal post is placed at what distance from First Stop Signal?
- A) 120 m
- B) 180 m
- C) 270 m
- D) 400 m
Correct Answer: 270 m
Explanation: The fog post at 270 meters is the marker where detonators are placed during low visibility to warn pilots.
Q3. For how many days is cancellation of indent not permitted after advance stacking permission is granted?
- A) 5 days
- B) 10 days
- C) 15 days
- D) 20 days
Correct Answer: 15 days
Explanation: Once advance stacking is approved, the railway restricts indent cancellation for a 15-day period to ensure logistical stability[cite: 1609, 1620].
Q4. A Shunt Signal may be placed on a post by itself or below a stop signal other than the signal of station."
- A) Last Stop
- B) First Stop
- C) 1 and 2 both
- D) None of the above
Correct Answer: Deleted
Explanation: This question on specific shunt signal placement was removed from the key. [cite: 683, 696]
Q5. How many categories has Union of India been divided for Hindi use?
- A) 2
- B) 3
- C) 4
- D) 5
Correct Answer: 4
Explanation: For official language implementation, India is divided into three regions: A, B, and C based on Hindi proficiency.
Q6. Appendix 'A' of SWR is about?
- A) Working of Level Crossing Gates
- B) Essential Equipment
- C) Anti Collision Device
- D) Working of DK Station or Halts
Correct Answer: Working of Level Crossing Gates
Explanation: Appendix 'A' of the Station Working Rules provides the detailed instructions for the operation of level crossing gates.
Q7. Who permit Inter Railway movement of A class ODC?
- A) CRS
- B) PCOM of the same zone
- C) Senior DOM
- D) PCOM of the same zone and PCOM of the railway concerned
Correct Answer: PCOM of the same zone and PCOM of the railway concerned
Explanation: Since A-class ODC can travel at sectional speeds, it only requires the mutual consent of the PCOMs of the involved zones[cite: 3845, 3853, 3870].
Q8. Which of the following rule book is not kept in Accident Relief Train?
- A) G&SR
- B) Accident Manual
- C) Working Time Table
- D) Block Working Manual
Correct Answer: Block Working Manual
Explanation: While general safety and operational manuals are essential on an ART, the Block Working Manual is station-specific and not a standard requirement for the relief train[cite: 2906, 2911, 2923].
Q9. Which module is not included in ICMS?
- A) PAM
- B) COIS
- C) TMS
- D) Time Tabling Module
Correct Answer: TMS
Explanation: The Terminal Management System (TMS) is part of FOIS, not the Integrated Coaching Management System. [cite: 75, 87]
Q10. Loco outage means the average number of locos available in?
- A) 24 hours
- B) a month
- C) 10 days
- D) 15 days
Correct Answer: 24 hours
Explanation: Outage is a daily statistical metric representing the number of locomotives ready for use in a 24-hour window.
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