100+ Defence Research & Development Organisation Interview Questions & Answers | Complete Prep Guide 2025

Top Defence Research & Development Organisation Interview Questions and Answers

Q1. Either gate and net for msc and MTech with and above 60%
asked in Junior Research Fellow interview
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Q2. What are the various loads acting on a Car while it is moving on the road?
asked in Senior Research Fellow interview
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Q3. What is 1st angel projection
asked in Mechanical Engg. Design interview
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Defence Research & Development Organisation Interview Experiences

Popular Designations

67 interviews found

Intern Interview Questions & Answers

Anonymous

posted on 19 Jun 2024

Interview experience

Good

Difficulty level

Easy

Process Duration

6-8 weeks

Result

Selected

I applied via Referral and was interviewed before Jun 2023. There was 1 interview round.

Round 1 - One-on-one

(2 Questions)

Q1. Why work at DRDO?

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Q2. Why did travel so far?

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Intern Interview Questions asked at other Companies

Q1. Case. There is a housing society “The wasteful society”, you collect all the household garbage and sell it to 5 different businesses. Determine what price you will pay to the society members in Rs/kg, given you want to make a profit of 20% ... read more

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Junior Research Fellow Interview Questions & Answers

Aasim Khan

posted on 15 Nov 2024

Interview experience

Excellent

Difficulty level

Hard

Process Duration

Less than 2 weeks

Result

Selected

I applied via Newspaper Ad and was interviewed before Nov 2023. There was 1 interview round.

Round 1 - Technical

(3 Questions)

Q1. What is meant by kgF ?

Ans.

kgF stands for kilogram-force, a unit of force in the metric system.

kgF is a unit of force in the metric system, specifically equal to the force exerted by one kilogram of mass in standard gravity (9.80665 m/s^2).
It is commonly used in engineering and physics to measure forces.
1 kgF is approximately equal to 9.81 Newtons (N).

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Q2. What is second law of thermodynamics ?

Ans.

The second law of thermodynamics states that the total entropy of an isolated system can never decrease over time.

Entropy in a closed system tends to increase over time
Heat flows from hot to cold objects, never the other way around
Efficiency of energy conversion processes is limited by the second law of thermodynamics

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Q3. What is Stress Strain Curve ?

Ans.

Stress strain curve shows the relationship between stress (force applied) and strain (resulting deformation) in a material.

It is a graphical representation of the behavior of a material under loading.
The curve typically consists of three regions: elastic deformation, plastic deformation, and fracture.
The slope of the curve in the elastic region represents the material's stiffness or Young's modulus.
The ultimate tensile...

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Interview Preparation Tips

Interview preparation tips for other job seekers - Be prepared with your basic mechanical engineering concepts ?

Junior Research Fellow Interview Questions asked at other Companies

Q1. If you are given a small dataset of 300 samples, what would you choose over a neural network with more number of hidden layers or a neural network with one hidden layer. Justify your explanation in terms of accuracy.

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Defence Research & Development Organisation Interview Questions and Answers for Freshers

Apprenticeship Trainee Interview Questions & Answers

Anonymous

posted on 8 May 2023

Interview experience

Good

Difficulty level

Moderate

Process Duration

Less than 2 weeks

Result

Not Selected

I applied via Referral and was interviewed in Apr 2023. There were 3 interview rounds.

Round 1 - Resume Shortlist

Pro Tip by AmbitionBox:

Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.

View all Resume tips

Round 2 - Aptitude Test

All basics of the mathematics

Round 3 - Coding Test

Basic of the Python, C language, HTML/CSS

Interview Preparation Tips

Interview preparation tips for other job seekers - Be expert in one Programming language.

Apprenticeship Trainee Interview Questions asked at other Companies

Q1. What is the circuit breaker.circuit breaker protect by short circuit

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Junior Research Fellow Interview Questions & Answers

Anonymous

posted on 6 May 2023

Interview experience

Excellent

Difficulty level

Process Duration

Result

Round 1 - Resume Shortlist

Pro Tip by AmbitionBox:

Don’t add your photo or details such as gender, age, and address in your resume. These details do not add any value.

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Round 2 - Screening process

(1 Question)

Q1. Either gate and net for msc and MTech with and above 60%

Ans.

Gate and net scores for MSc and MTech with 60% and above.

For MSc and MTech, a minimum of 60% is required in the qualifying exam.
The candidate needs to clear the GATE exam with a good score.
NET score is also considered for admission in some universities.
Examples: MSc with GATE score of 70 and NET score of 80, MTech with GATE score of 80 and NET score of 75.

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Round 3 - Panel interview

(1 Question)

Q1. About techniques molecules biochemical and project

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Junior Research Fellow Interview Questions asked at other Companies

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Interview Questions & Answers

Anonymous

posted on 29 Mar 2023

Interview experience

Good

Difficulty level

Hard

Process Duration

2-4 weeks

Result

Selected

I applied via Newspaper Ad and was interviewed in Sep 2022. There were 2 interview rounds.

Round 1 - Resume Shortlist

Pro Tip by AmbitionBox:

Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.

View all Resume tips

Round 2 - Technical

(2 Questions)

Q1. Second law of thermodynamics

Ans.

Second law of thermodynamics states that the total entropy of a closed system always increases over time.

Entropy is a measure of disorder or randomness in a system.
Heat always flows from hotter to cooler objects, never the other way around.
Efficiency of energy conversion processes is limited by the second law of thermodynamics.
Examples include the cooling of a hot cup of coffee, the expansion of a gas, and the decay of...

Answered by AI

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Q2. Fluid mechanics and the basics

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Interview Preparation Tips

Interview preparation tips for other job seekers - Be prepared with basics of your trade and also be confident about your resume and details you put in it

Get interview-ready with Top Defence Research & Development Organisation Interview Questions

Senior Research Fellow Interview Questions & Answers

Anonymous

posted on 13 Aug 2024

Interview experience

Good

Difficulty level

Moderate

Process Duration

2-4 weeks

Result

Selected

I applied via Walk-in and was interviewed before Aug 2023. There was 1 interview round.

Round 1 - Technical

(2 Questions)

Q1. What are basic of functional remote sensing

Ans.

Functional remote sensing involves using satellite or aerial imagery to gather information about the Earth's surface and its processes.

Utilizes satellite or aerial imagery to collect data
Analyzes the data to understand processes on Earth's surface
Can be used for monitoring land use changes, vegetation health, and environmental impacts
Helps in disaster management and urban planning
Examples include monitoring deforestati...

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Q2. Applications of GIS in terrain field

Ans.

GIS is used in terrain field for mapping, analysis, and visualization of spatial data.

Mapping terrain features such as elevation, slope, aspect, and land cover
Analyzing terrain characteristics for environmental impact assessments
Visualizing terrain data for urban planning and disaster management
Creating 3D models of terrain for simulation and visualization
Monitoring changes in terrain over time using remote sensing dat

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Interview Preparation Tips

Interview preparation tips for other job seekers - Good place

Skills evaluated in this interview

Senior Research Fellow Interview Questions asked at other Companies

Q1. What is the temperature range for annealing, quenching, normalizing, austempering and multiple other heat treatments in the metallurgical arena??

View answer (1)

Interview Questions & Answers

Anonymous

posted on 20 Nov 2024

Interview experience

Good

Difficulty level

Easy

Process Duration

Less than 2 weeks

Result

Selected

I applied via Referral and was interviewed before Nov 2023. There was 1 interview round.

Round 1 - Technical

(1 Question)

Q1. Questions about basics in verilog, fsm

Add your answer

Interview Questions & Answers

Anonymous

posted on 16 Apr 2024

Interview experience

Excellent

Difficulty level

Moderate

Process Duration

2-4 weeks

Result

Selected

I applied via Company Website and was interviewed before Apr 2023. There was 1 interview round.

Round 1 - Technical

(2 Questions)

Q1. What is LPG, what is stress, stress strain diagram, bulk modulus, heat treatment, laminar flow, oil hydraulic power in terms of pressure and flow, horse power , what is 4500 in hp.

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Q2. What is BHP IHP FHP, what is torque, relation between power and torque

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Interview Preparation Tips

Interview preparation tips for other job seekers - Be calm even a member ask question not from your area. wait to prove you. a chance will come, you can score well. Be optimistic. Don't loose your mind if you loose in first attempt.Your bad mood should affect the selection. please do 10-15 min meditation before entering the room. one day in advance at the city of interview

Intern Interview Questions & Answers

Anonymous

posted on 14 Aug 2024

Interview experience

Excellent

Difficulty level

Moderate

Process Duration

Less than 2 weeks

Result

Selected

I applied via Referral and was interviewed before Aug 2023. There was 1 interview round.

Round 1 - One-on-one

(1 Question)

Q1. Mostly asked about the projects.

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Interview Preparation Tips

Interview preparation tips for other job seekers - Clear ML concepts.

Intern Interview Questions asked at other Companies

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Junior Research Fellow Interview Questions & Answers

Anonymous

posted on 21 Sep 2022

Round 1 - Technical

(1 Question)

Q1. Do you have knowledge of pointers in C?

Ans.

Yes, I have knowledge of pointers in C.

Pointers are variables that store the memory address of another variable.
They are used to manipulate data directly in memory.
Pointers can be used to pass values by reference, allowing functions to modify the original data.
Example: int *ptr; ptr = # *ptr = 10; // changes the value of num to 10

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Interview Preparation Tips

Interview preparation tips for other job seekers - required a gate score, and prepare all the concepts that you learnt for gate exam and better to have some additional knowledge or course of your field. They may expect AI topics from CSE students

Skills evaluated in this interview

Junior Research Fellow Interview Questions asked at other Companies

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Top trending discussions

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Interview Tips & Stories

4d (edited)

timepasstiwari

A Digital Markter

Got Rejected In an Interview, Just Because I Didn’t Answer a Personal Question

So, I got invited for this interview, and they told me to be there at 9 AM. Of course, I get there early, like 8:30, because I don't want to be late. But then I end up waiting for 1.5 hours... read more

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Defence Research & Development Organisation Interview FAQs

How many rounds are there in Defence Research & Development Organisation interview?

Defence Research & Development Organisation interview process usually has 1-2 rounds. The most common rounds in the Defence Research & Development Organisation interview process are Technical, Resume Shortlist and HR.

How to prepare for Defence Research & Development Organisation interview?

Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Defence Research & Development Organisation. The most common topics and skills that interviewers at Defence Research & Development Organisation expect are Architecture, AutoCAD, Interior Designing, 3D and 3Ds Max.

What are the top questions asked in Defence Research & Development Organisation interview?

Some of the top questions asked at the Defence Research & Development Organisation interview -

What are the steps to create a chat bot in pyt...read more
What are the various loads acting on a Car while it is moving on the ro...read more
What are libraires are used for web automat...read more

How long is the Defence Research & Development Organisation interview process?

The duration of Defence Research & Development Organisation interview process can vary, but typically it takes about less than 2 weeks to complete.

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Defence Research & Development Organisation Salaries in India

Design Engineer 182 salaries	₹0 L/yr - ₹0 L/yr
Junior Research Fellow 134 salaries	₹0 L/yr - ₹0 L/yr
Project Engineer 126 salaries	₹0 L/yr - ₹0 L/yr
Senior Research Fellow 117 salaries	₹0 L/yr - ₹0 L/yr
Contract Engineer 105 salaries	₹0 L/yr - ₹0 L/yr