Serco Dubai Metro Interview Questions and Answers

Q1. What happens when cable is laid
Ans. 
When cable is laid, it is typically buried underground or installed overhead to provide electrical or communication connections.
• Cable is typically laid underground in trenches to protect it from damage and exposure to elements.

• Overhead cable installation involves attaching the cable to poles or structures above ground.

• Proper cable laying techniques are essential to ensure safety, reliability, and longevity of the infra
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Q2. What is the logic in railway line
Ans. 
The logic in railway line involves the efficient movement of trains on tracks to ensure safety and timeliness.
• Railway lines are designed to allow trains to travel from one point to another efficiently.

• Tracks are laid out in a specific pattern to prevent collisions and ensure smooth operation.

• Signals and switches are used to control the movement of trains and prevent accidents.

• Schedules and timetables are created to opt...read more
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Q3. What is track circuit?
Ans. 
A track circuit is an electrical circuit used to detect the presence of trains on a railway track.
• Track circuits are typically installed along railway tracks to monitor the presence of trains by detecting their axles or wheels.

• They work by sending electrical current through the track and measuring changes in the current flow when a train is present.

• Track circuits are essential for signaling systems to ensure safe opera...read more
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Q4. What is the colour aspect through which the train gets the signal,
Ans. 
The colour aspect through which the train gets the signal is typically red, yellow, and green.
• Red signal indicates stop

• Yellow signal indicates caution

• Green signal indicates go

• These signals are used in railway traffic control systems
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Q5. Why is route aspect given in home signal?
Ans. 
Route aspect is given in home signal to indicate the route set for the train to follow.
• Route aspect helps the train operator know which track the train is cleared to proceed on.

• It ensures safe and efficient movement of trains by guiding them along the correct path.

• Different route aspects may indicate different routes or movements available to the train.

• Route aspect is crucial for preventing collisions and ensuring smoo
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Q1. Steel detailing
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Q2. Steel detailing of slab
Ans. 
Steel detailing of slab involves creating detailed drawings and plans for the fabrication and installation of steel components in a concrete slab.
• Ensure accurate measurements and dimensions are included in the detailing

• Specify the type and grade of steel to be used

• Include information on reinforcement layout and spacing

• Consider factors such as load capacity and structural integrity

• Collaborate with structural engineers a...read more
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Q1. First fall your current job profile questions
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Q1. Mainly provided study materials under questions
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Q1. Not shortlisted for HR round
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Projects done yet, Coding Algo

Q1. DSA ALGO IN C++
Ans. 
Data Structures and Algorithms in C++
• Learn basic data structures like arrays, linked lists, stacks, queues, trees, and graphs

• Understand sorting and searching algorithms such as bubble sort, quick sort, binary search, etc.

• Practice solving coding problems on platforms like LeetCode or HackerRank
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Q1. About your self
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Q2. Related one suj
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Q1. About jewelry field experience
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Q2. As a Branch Manager experience
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Q3. Jewellery store level experience
Ans. 
I have 5 years of experience working in a jewellery store, handling inventory, sales, and customer service.
• Managed inventory to ensure accurate stock levels

• Assisted customers in selecting jewellery pieces for special occasions

• Implemented sales strategies to increase revenue

• Trained staff on product knowledge and customer service

• Handled customer complaints and resolved issues effectively
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Q1. Self introduction that's all
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