Delhi Development Authority Geographic Information Systems Consultant Interview Questions and Answers for Experienced

Online exam 50 marks in VC.

Q1. Current job responsibilities, CTC.
Ans. 
Currently responsible for managing construction projects and overseeing site activities. CTC is confidential.
• Managing construction projects from start to finish

• Overseeing site activities and ensuring compliance with safety regulations

• Coordinating with contractors, architects, and other stakeholders

• Preparing project schedules and budgets

• Conducting site inspections and quality control checks
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Q2. Methodology about Finishing work like Tiles work, Paint, False ceiling.
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Q1. Where is the lapping zone in Beams, Columns and Slab?
Ans. 
The lapping zone in beams, columns, and slabs is the area where reinforcement bars overlap to ensure structural integrity.
• Lapping zone is typically located at the ends of beams, columns, and slabs.

• It is necessary to provide sufficient overlap of reinforcement bars to transfer loads effectively.

• The length of the lapping zone depends on the design requirements and the diameter of the reinforcement bars.

• Lapping helps in m...read more
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Q2. How much load does 1.5m MS prob take?
Ans. 
The load capacity of a 1.5m MS probe depends on various factors and cannot be determined without additional information.
• The load capacity of a 1.5m MS probe depends on its diameter, material composition, and design.

• The soil conditions and type of foundation also play a significant role in determining the load capacity.

• Without specific details about the probe and the project requirements, it is not possible to provide a...read more
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Q3. What is the unit weight of Cement mortar?
Ans. 
The unit weight of cement mortar varies depending on the mix ratio and the density of the materials used.
• The unit weight of cement mortar is typically between 2200 to 2500 kilograms per cubic meter (kg/m³).

• The unit weight can be calculated by multiplying the density of cement mortar by the volume of the material.

• The density of cement mortar is influenced by the proportions of cement, sand, and water in the mix.

• Differen...read more
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Q1. What is auto level mechine?
Ans. 
An auto level machine is a surveying instrument used to measure height differences and level surfaces.
• Auto level machines use a compensator to ensure accurate readings.

• They are commonly used in construction, land surveying, and civil engineering.

• Examples of auto level machines include Leica NA700 Series and Topcon AT-B Series.
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Q1. What is the difference of true north and magnetic north ?
Ans. 
True north is the direction towards the geographic North Pole, while magnetic north is the direction towards the north magnetic pole.
• True north is fixed and does not change over time, while magnetic north constantly shifts due to changes in the Earth's magnetic field.

• True north is used for navigation on maps and charts, while magnetic north is used by compasses.

• The angle between true north and magnetic north is called ...read more
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Q2. Who is the first surveyor in India ?
Ans. 
The first surveyor in India is George Everest, who served as the Surveyor General of India from 1830 to 1843.
• George Everest was appointed as the Surveyor General of India in 1830.

• He is known for his work in mapping the Indian subcontinent, including the measurement of the height of Mount Everest which was later named after him.

• Everest's tenure as Surveyor General of India laid the foundation for modern mapping and surv
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Q3. Who make total station ?
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Q4. What is your survey job ?
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Q1. Structure building details and process
Ans. 
Structure building involves planning, designing, and constructing buildings or other structures.
• Structural analysis and design are key components

• Materials selection is crucial for durability and strength

• Construction process includes site preparation, foundation laying, framing, and finishing

• Quality control and safety measures must be implemented throughout the process
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Q2. Tell step by step process
Ans. 
The step by step process for a Civil Site Engineer involves planning, designing, and overseeing construction projects.
• 1. Conduct site investigations and surveys to determine project feasibility.

• 2. Develop project plans and specifications, including cost estimates and timelines.

• 3. Obtain necessary permits and approvals from local authorities.

• 4. Oversee construction activities to ensure compliance with design specificati...read more
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