Following are the questions discussed:
1. Why IC Engines are Called IC Engine (Similar for E.C. Engines): 2:00
2. Why Reciprocating System is used in IC Engine & Why Centrifugal System is used in E.C. Engine 6:50
3. Which Engine is more efficient, IC or EC(Which one has more Power). 11:10
4. Can we design I.C. Engine for more capacity. 16:33
5. What is the material of I.C. Engines. 17:40
6. Why Piston Rings are provided. 23:30
7. What do you understand by Dead Centers or Stroke. 26:05
8. What do you understand by “CC” of a car. 30:00
9. What do understand by SI or CI Engine, how you justify their names. 32:47
10. Why Petrol is used in SI Engine and Why Diesel is used in CI Engine. 34:27
11. Why Diesel cycle is called Diesel Cycle. 36:56
12. Difference between SI and CI Engine. 37:56
13. What do you understand by 2 Stroke and 4 Stroke Engine.43:11
14. What is Scavenging. 52:45
15. What is Flywheel and whether it is used in 2 stroke or 4 stroke Engine. 1:00:00
16. Which is 4 stroke or 2 Stroke : A. Bike, B. Car, C. Bus. 1:06:06
17. In which Engine more lubrication is required 2 Stroke or 4 Stroke. 1:12:12
18. PV Diagram of SI and CI Engine or Otto Cycle or Diesel Cycle. 1:13:22
19. PV Diagram of 2 stroke or 4 stroke for SI Engine. 1:20:22
20. Ideal Vs Real Diagram for SI Engine. 1:24:00
21. What is Indicator Diagram. 1:27:30
22. What is Indicated, Brake and Friction Power. 1:33:56
23. What is the first law Analysis of IC Engine. 1:35:40
24. How you get the fuel power and Indicated Power. 1:39:33
25. Explain different type of Efficiencies and powers. 1:49:37
26. What do you understand by mileage. 2:00:56
27. What is the equivalence Ratio. 2:03:02
28. What are Air Standard Cycle. 2:08:25
29. What is Otto Cycle. 2:14:19
30. What is Diesel Cycle. 2:41:53
31. Otto Vs Diesel Comparison for Efficiency. 2:45:29
32. What is Dual Cycle. 2:50:00
33. What are fuel ratings. 2:52:52
34. What is the air fuel ration for petrol Engine. 2:59:01
35. Why constant volume heat addition in Otto Cycle and why constant pressure heat addition in Diesel Cycle. 3:00 : 35
36. Why Petrol is used in SI Engine and Diesel is used CI Engine. 3:05:34
37. What is carboration. 3:10:55
38. Carborator as device. 3:20:01
39. Combustion phenomenon in SI or CI Engine. 3:29:08
40. What is detonation/Knocking in SI Engine. 3:37:35
41. How to Detect Detonation in SI Engine. 3:43:00
42. What are the parameters on which detonation depends in SI Engine. 3:45:44
43. What you will do to control Detonation. 3:51:21
44. Can you show detonation on pressure-theta Diagram. 3:59:04
45. Combustion in CI Engine. 4:01:25
46. Knocking CI Engine. 4:09:29
47. How Detonation in SI and Knocking in CI, how they are different. 4:13:31
48. What is Supercharging. 4:16:15
49. Supercharging is done for Petrol or diesel Engine. 4:24:42
50. Why at higher altitude supercharging of petrol engine is done.4:25:42
1. Prepare a Strong Resume:-
In HAL interview ,your resume is the first impression you make on the HAL hiring team. Ensure that your resume highlights your relevant skills, projects, internships, and any relevant certifications. Tailor your resume to match the specific job description and requirements .
2. Deep dive into Technical Knowledge:-
HAL primarily hires computer science students for roles that require technical expertise, which include encryption and decryption, handling satellite data, bioinformatics, data mapping, image processing of satellite data to collect information, managing the servers, data storage facilities, linking different centers, making security protocols, and other tasks involved in spacecraft-related activities.To excel in the technical interview, focus on the following areas:
Data Structures and Algorithms: For the HAL interview, ,brush up on fundamental data structures and algorithms. In HAL interview, expect questions on topics like arrays, linked lists, trees, sorting algorithms, and dynamic programming.
Programming Languages: Be proficient in at least one programming language like C++, Java, or Python. In HAL interview,you may be asked to write code on a whiteboard or solve coding problems.
Operating Systems: Understand the basics of operating systems, processes, threads, memory management, and file systems.
Databases: Familiarize yourself with database concepts, SQL, and data security.
Networking and System Design: Learn about networking protocols, system architecture, and design principles.
Basics of Data Engineering: Know the basics of data infrastructure, data mining, data crunching, data acquisition, data modeling, and data management.
3. Practice Mock Interviews
One of the most effective ways to prepare HAL interview is by practicing with mock interviews. Join online platforms or seek guidance from professors or mentors to conduct practice interviews. This will help you get comfortable with the interview format and receive constructive feedback.
4. Research HAL
Demonstrate your interest in HAL by researching the company thoroughly. Understand its history, products, current projects, and future goals. This knowledge will come in handy during both the technical and HR interviews of HAL.
5. Behavioral Questions
In the HR interview, expect questions about your work experience, teamwork, leadership, and problem-solving abilities. Prepare examples from your past experiences that showcase your skills and demonstrate how you can be a valuable addition to HAL.
6. Communication Skills
In HAL interviews, effective communication is crucial. Practice expressing yourself in as few words as possible. Be ready to convey complex technical concepts in straightforward language.To improve your interviewing and communication abilities, try practicing some mock interviews.
7. Stay updated:
Stay updated on the latest trends and developments in computer science and technology. Read industry news, follow influential blogs, and participate in online forums to demonstrate your passion for the field.
For any Query or to attend Mock Interview session, fill this form or feel free to call 98552-73076
8. Stay Calm and Confident
On the day of the interview, stay calm and confident. Remember that you have prepared well, and you have the skills required for the job. Approach the interview with a positive attitude.
Conclusion
Cracking the HAL interview for computer science students requires meticulous preparation, technical knowledge, and a strong desire to excel. By following the strategies outlined in this blog, you can increase your chances of securing a rewarding career at Hindustan Aeronautics Limited. Good luck!
