Engineering Interview Questions and Answers in 2025 (100+ Q&A)

Ques:- What is difference between Process and Daemon?

Asked In :- almansoori specialized engineering, uninterruptible power supplies ltd,

Right Answer:
A process is an executing instance of a program that has its own memory space, while a daemon is a background process that runs without direct user interaction, often starting at system boot and typically handling system or service tasks.

Maintenance Engineer Unix

Ques:- What is starvation and aging?

Asked In :- Hastings Deering (Australia),

Maintenance Engineer Unix

Ques:- What is a Region?

Asked In :-

Linux Maintenance Engineer

Ques:- The whereis command is helpful in finding the location of a command as well as its related man page. What is the disadvantage of using it?Choose one:a. Since it searches the entire directory tree, the whereis command can take an excessive amount of time.b. The whereis command will not find source files located on your system.c. You have to update the whereis database in order to keep it current.d. The whereis command only searches known directories that are hard coded into the command.

Asked In :-

StructuralStress

Ques:- Suitable condition of dam site

Asked In :- Kirloskar, weatherford, singapore refining company private limited, ola,

Right Answer:
A suitable condition for a dam site includes stable geological formations, adequate water supply, sufficient distance from populated areas, minimal seismic activity, and good access for construction and maintenance.

StructuralStress

Ques:- What is process of geological mapping

Asked In :- L&T Metro Rail (Hyderabad), fme, my home constructions,

Right Answer:
Geological mapping is the process of creating a detailed representation of the distribution, nature, and age of rock formations and geological features in a specific area. It involves field surveys, data collection, and analysis of rock samples, which are then used to produce maps that illustrate geological structures, stratigraphy, and mineral resources.

Fresher Mechanical

Ques:- What was your stream in B.Tech?

Asked In :- LMW Lakshmi Machine Works, Marquardt, Sanden Vikas,

Right Answer:
My stream in B.Tech was Mechanical Engineering.

QAQC

Ques:- Who recommend test on electrical machines?,ISO 9001,2,3,4:2008?, DOCUMENTATION CONTROL?

Asked In :-

Right Answer:
The recommendation for testing electrical machines typically comes from standards set by organizations such as the International Electrotechnical Commission (IEC) and the Institute of Electrical and Electronics Engineers (IEEE), rather than ISO 9001:2008 specifically. Documentation control is part of the quality management system outlined in ISO 9001, which ensures that all testing procedures and results are properly documented and controlled.

Project Management Site/ Field Engineer - Civil/ Structural

Ques:- Previous PROJECT Details?

Asked In :- Unyscape Infocom Pvt. Ltd., Solace Infotech, Sardonyx Technologies, SpotOn Software, IRIS KPO RESOURCING INDIA PVT, Sarvaha Systems, Acquia Inc., APAR Peopleworld Software Services, Teknorix Systems, Sysfore Technologies,

Right Answer:
In my previous project, I worked on the construction of a multi-story residential building. My role involved coordinating with subcontractors, managing site safety protocols, and ensuring that the project adhered to the timeline and budget. We successfully completed the project on schedule, with a focus on quality and compliance with local regulations.

StructuralStress

Ques:- What is meaning of M20 concrete

Asked In :-

Right Answer:
M20 concrete refers to a mix of concrete that has a characteristic compressive strength of 20 MPa (megapascals) when tested at 28 days. It is a mix ratio of 1 part cement, 1.5 parts sand, and 3 parts aggregate by volume.

StructuralStress

Ques:- How do you calcuulate steel weight

Asked In :- burckhardt compression,

Right Answer:
To calculate the weight of steel, use the formula:

Weight (kg) = Volume (m³) × Density (kg/m³)

For steel, the density is approximately 7850 kg/m³.

For example, for a steel bar, calculate the volume by multiplying its length, width, and height, then multiply by 7850 kg/m³ to get the weight.

Project Management Site/ Field Engineer - Civil/ Structural

Ques:- What is the cover provided in column?

Asked In :- AnAr Solutions, Sun Dew Solutions, TRICON INFOTECH PVT, infobell IT solutions, YOKOGAWA IA TECHNOLOGIES INDIA, Bobst India, IPE Global, Feathersoft Info Solutions, Ginni Systems, CloudMoyo, Inc,

Right Answer:
The cover provided in a column is the minimum distance between the surface of the concrete and the nearest reinforcement bar, which protects the steel from corrosion and fire, ensuring structural integrity.

Mechanical Site/ Field Engineer - Mechanical

Ques:- Which area were you looking after in your last company?

Asked In :- dover corporation, ola,

Right Answer:

I was responsible for overseeing [your role area], which included tasks like [brief tasks]. I focused on maintaining quality, meeting deadlines, and improving efficiency in that area.

Mechanical Site/ Field Engineer - Mechanical

Ques:- How much time is required for completion of boiler structure erection?

Asked In :- pqc, carl zeiss ab,

Right Answer:

The time required to complete boiler structure erection depends on the boiler size, type, and site conditions. On average, it takes about 4 to 6 months for a medium to large industrial boiler.

Production Management

Ques:- WHAT IS THE QUALIFIICATION OF THIS WORK?

Asked In :- Wonder Cement, robert bosch, oem, cipet, akij food and beverage ltd.,

Right Answer:
The qualifications for production management typically include a degree in industrial engineering, manufacturing engineering, business administration, or a related field, along with experience in production processes and management skills.

Design Design Engineer - Electrical

Ques:- Difference b/w KV and KWA

Asked In :- Learningmate Solutions, KareXpert Technologies, Virgo Engineers, Perkins & Will, 3d Internet, University of the Saarland, Umang, Eteros, The Pokemon Company International, awe,

Right Answer:
KV (Kilovolt) is a unit of electrical voltage, while KVA (Kilovolt-Ampere) is a unit of apparent power in an electrical circuit. KV measures the potential difference, whereas KVA measures the total power used by the electrical system, including both active and reactive power.

Design Design Engineer - Electrical

Ques:- How will u define rating of a resistance?

Asked In :- Learningmate Solutions, Lucid Software, Octopus, Triumph Motorcycles, Sonova, Fraser Health, Mantle Developments, arcadis, arup, smec,

Right Answer:
The rating of a resistor is defined by its resistance value (in ohms), power rating (in watts), and tolerance (percentage), which indicate how much the resistance can vary from its stated value.

Design Design Engineer - Electrical

Ques:- Wt do u mean by DTMF/

Asked In :- AroDek, DSVV, Tecno Mobile, Pixieset, Dolce & Gabbana, Fraser Health, Mettle Interactive, Genxlead, city of windsor, ssd,

Right Answer:
DTMF stands for Dual-Tone Multi-Frequency. It is a signaling system used in telecommunication that generates a combination of two specific frequencies when a button on a telephone keypad is pressed, allowing the transmission of digits and control signals over phone lines.

Design Design Engineer - Electrical

Ques:- Explain in detail regarding fuse.

Asked In :- Learningmate Solutions, Direction Software Solutions, Pixieset, Martha Sturdy, Mantel Group, Umang, 2020 Spaces, atkins, avery dennison, northern ireland housing executive,

Right Answer:
A fuse is a safety device used in electrical circuits to protect against overcurrent. It consists of a metal wire or strip that melts and breaks the circuit when the current exceeds a certain level, preventing damage to the circuit and connected devices. Fuses are rated for specific current levels and must be replaced after they blow. They are typically used in household appliances, vehicles, and electrical panels to ensure safe operation.

Process Engineering

Ques:- Why is your job profile?

Asked In :- Amara Raja, Bapco Bahrain Petroleum Company, Bharat Bijlee, Bharat Forge, Rams Engineers, IFB Industries, Alembic Pharmaceutical, Endurance Technologies, Daimler, Sandhar Technologies,

Right Answer:
My job profile involves analyzing and optimizing processes to improve efficiency, reduce waste, and enhance product quality in manufacturing or production environments.

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