Duratech Surface Systems Interview Questions and Answers

Q1. Concurrency problem
Ans. 
Concurrency problem occurs when multiple threads access shared resources simultaneously, leading to unexpected behavior.
• Use synchronization mechanisms like locks, semaphores, or monitors to control access to shared resources.

• Avoid race conditions by ensuring that critical sections of code are executed atomically.

• Consider using thread-safe data structures or immutable objects to minimize the risk of concurrency issues.
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Q1. Site work and technical
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Q2. Previous background and work experience
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Q1. What is the compressive strength of M25 concrete
Ans. 16.9 Mpa to 25 Mpa
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Q2. How to find the value of RL
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Q3. RL=HI-IS/FS(Where RL = reduce lvl,HI=Hight of instrument,FS=Forte site )
Ans. 
RL=HI-IS/FS is a formula used in civil engineering to calculate reduce level.
• RL stands for reduce level

• HI stands for height of instrument

• IS stands for intermediate sight

• FS stands for foresight

• The formula is used to calculate the reduced level of a point on the ground relative to a benchmark

• The benchmark is usually a known point with a known elevation
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