Gas Projects India Interview Questions and Answers

Q1. What is your experience over the last eight years?
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Q2. Excel update karna amarpura update karne aur stick
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Q3. Excel update karna amarpura update karne aur sticker
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Q4. Product marking Ho Gaya sticker Ho Gaya apna packing list Ho gai aur
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Q5. Apna Baba roll from vagaira up from bci paper
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C programming coding

Q1. Introduction , Family background , why iasys, why should hire you, salary expectation
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Q1. Introduction, in which programming language are you comfortable( 45 min)
Ans. 
I am comfortable with C, C++, and Python for embedded software development.
• Proficient in C for low-level programming

• Experienced in C++ for object-oriented design

• Skilled in Python for scripting and automation tasks
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Q2. What is class object, inheritance, function overloading ,function overriding, difference between encapsulation and abstraction, volatile keyword
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Class object is an instance of a class, inheritance allows a class to inherit properties and methods from another class, function overloading is defining multiple functions with the same name but different parameters, function overriding is redefining a function in a subclass, encapsulation is bundling data and methods that operate on the data into a single unit, abstraction is hiding the implementation details and sho...read more
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Q3. What is pointer and it's type
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A pointer is a variable that stores the memory address of another variable.
• Types of pointers include null pointers, void pointers, function pointers, and array pointers.

• Example: int *ptr; // pointer to an integer variable

• Example: char *str = 'hello'; // pointer to a character array
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Q4. Static function with implementation , virtual function with code, multilevel inheritance implementation
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Q5. Projects deep, what challenges faced and how to overcome, your role in project
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Q1. Technical 2 (1 hour)
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Q2. Introduction, what is Embedded system, Project deep
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Q3. What is semaphore and mutex, binary semaphore, thread and process
Ans. 
Semaphores and mutex are synchronization mechanisms in multithreading. Threads are lightweight processes, while processes are independent execution units.
• Semaphore: used to control access to a shared resource by multiple threads. Example: controlling access to a printer in a networked system.

• Mutex: similar to a semaphore but only allows one thread to access a resource at a time. Example: protecting a critical section o...read more
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Q4. How to stored data in memory , Interrupt service routine ,interrupt latency, UART,SPI,
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Q5. Watchdog timer, 8051 microcontroller architecture, volatile keyword, static function, global and local variable
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Topic : How AI influences engineering life

Q1. About steel structural construction
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Q2. About risk and mitigation
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Q3. Sub sea pipeline design
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Q1. Tell me about your self
Ans. 
I am a recent graduate with a degree in Mechanical Engineering and a passion for problem-solving and innovation.
• Recent graduate with a degree in Mechanical Engineering

• Passionate about problem-solving and innovation

• Experience with CAD software such as SolidWorks

• Completed internships at engineering firms
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Q2. What do you expect from company
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Q3. Where do you see yourself in 5 years
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Sliding window leet code style

Computer vision task. Image segmentation

Q1. What was the algorithm you used in the task
Ans. 
I used the Random Forest algorithm for the task.
• Random Forest is an ensemble learning method that builds multiple decision trees and merges them together to get a more accurate and stable prediction.

• It is commonly used for classification and regression tasks.

• Example: RandomForestClassifier in scikit-learn library.
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Q2. What are metrics you can use for this task
Ans. 
Metrics for evaluating machine learning tasks
• Accuracy

• Precision

• Recall

• F1 Score

• ROC AUC

• Confusion Matrix
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Q1. A presentation of a past project with followup questions
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Q2. Some questions on text classification
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Q1. About myself/self introduction
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Q2. Experience & achievement
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Q1. Major factoring MWF got affected
Ans. 
Major factoring MWF got affected due to changes in the market demand and supply dynamics.
• Market demand for the product decreased significantly

• Increased competition from other manufacturers

• Changes in consumer preferences impacting sales

• Supply chain disruptions affecting production
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Q2. Process to resolve it
Ans. 
To resolve technical issues, I follow a systematic process involving identification, analysis, troubleshooting, and implementation of solutions.
• Identify the issue by gathering information and analyzing symptoms

• Troubleshoot the problem by testing different solutions and isolating the root cause

• Implement the solution by making necessary changes or repairs

• Verify the resolution by testing the system to ensure the issue is ...read more
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Q1. Technical analysis of process and applications
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Q2. Rectification in complaint and complaint handling process
Ans. 
Rectification in complaint and complaint handling process involves identifying and resolving issues to improve customer satisfaction.
• Identify root cause of the complaint

• Take necessary actions to rectify the issue

• Communicate the resolution to the customer

• Implement measures to prevent similar complaints in the future
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If everyone is cheating you should also do it?

Q1. Everyhting about project..
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Q2. Linear vs logistic regression
Ans. 
Linear regression is used for continuous variables, while logistic regression is used for binary outcomes.
• Linear regression is used to predict a continuous outcome based on one or more input variables.

• Logistic regression is used to predict the probability of a binary outcome based on one or more input variables.

• Linear regression assumes a linear relationship between the independent and dependent variables, while logist...read more
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Q3. Normalization in dbms
Ans. 
Normalization in DBMS is the process of organizing data in a database to reduce redundancy and improve data integrity.
• Normalization involves breaking down data into smaller, more manageable tables and establishing relationships between them.

• It helps in reducing data redundancy, minimizing data anomalies, and improving data consistency.

• There are different normal forms such as 1NF, 2NF, 3NF, BCNF, and 4NF, each with spec...read more
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Q4. List array difference etc
Ans. 
Array difference is finding the elements that are present in one array but not in another.
• Use set operations like difference to find elements in one array but not in another.

• Example: arr1 = ['a', 'b', 'c'], arr2 = ['b', 'c', 'd'], arr_diff = set(arr1) - set(arr2) = ['a']
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Q1. Pe 80 and p100 difference
Ans. 
PE 80 and P100 are different types of polyethylene pipes used in plumbing and construction.
• PE 80 is a type of polyethylene pipe with a minimum required strength (MRS) of 8 MPa, while P100 has an MRS of 10 MPa.

• PE 80 is commonly used for low-pressure applications such as irrigation and drainage, while P100 is used for high-pressure applications like gas distribution.

• PE 80 pipes are typically blue in color, while P100 pip...read more
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Q2. Full information in city gas distribution
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Q3. Difference between associate gas and non associate gas
Ans. 
Associate gas is a gas that is in equilibrium with the liquid phase, while non-associate gas is not in equilibrium with the liquid phase.
• Associate gas molecules are attracted to each other and tend to form a liquid phase at lower temperatures and higher pressures.

• Non-associate gas molecules do not have strong intermolecular forces and remain in the gas phase even at low temperatures and pressures.

• Examples of associate ...read more
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Q4. Laying process in mdpe
Ans. 
MDPE (Medium Density Polyethylene) laying process involves preparing the trench, laying the pipe, and backfilling with suitable material.
• Prepare the trench to the required depth and width

• Lay the MDPE pipe carefully to avoid damage

• Connect the pipes using appropriate fittings and joints

• Backfill the trench with suitable material to provide support and protection to the pipe

• Compact the backfill material to prevent settling
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Q5. Gi process and gi is code
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Q1. Presented company details
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Quantity, Date &time, direction, boat speed, train question

Q1. Civil engineering basics
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Q1. Self-introduction, willingness to join company, about company
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