ONEOK Inc Interview Questions and Answers

Q1. What is your weekness
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Q2. What is your strength
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Q1. Why should I hire you
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Q2. What is your salary expectation
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Q3. Can you work under pressure?
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Normal aptitude test containing behavioural, mathematical, English questions

Oopc, dbms, sql, se concepts were there with few os, dsa and got related questions

Q1. Go through your resume and question about project backend functionality
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Q2. Code asked for backend application developed by me which was there in resume
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Q1. Behavioural questions were asked
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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. Dumb HR will ruin the company or maybe they behave how the company wants them to behave.
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Q1. Questions about AWS services
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Q2. Data manipulation using Python
Ans. 
Python is commonly used for data manipulation tasks due to its powerful libraries like Pandas and NumPy.
• Use Pandas library for data manipulation tasks in Python

• Pandas provides data structures like DataFrame for easy manipulation

• Use NumPy for numerical operations on data arrays

• Example: df['new_column'] = df['column1'] + df['column2']
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Q1. About Yourself, education, previous work exp etc
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Q1. Technical questions Engineering, paper making
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Q2. Hydraulics, Pneumatics, CAD dwg reading
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Q1. Project management, Customer Handling, Site installations
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Q2. Troubleshooting, Performance guarantee
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Verbal Reasoning, Numerical ability, General Knowledge, English Proficiency.

Q1. Why you want to join?
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Q2. What you will bring with your previous exp and education?
Ans. 
I will bring a combination of practical experience and theoretical knowledge from my previous work and education.
• Practical experience in implementing engineering solutions

• Theoretical knowledge gained from education in engineering principles

• Ability to troubleshoot and problem solve based on past experiences

• Strong communication skills to collaborate with team members and stakeholders
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Q1. How can you shortout your challenges
Ans. 
To overcome challenges, I prioritize tasks, seek support from team members, and continuously improve my skills.
• Prioritize tasks based on urgency and importance

• Seek support and guidance from team members or mentors

• Continuously improve skills through training and self-development

• Stay organized and maintain a positive attitude

• Adapt to changes and learn from failures

• Set clear goals and create action plans
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Q2. What is PPE regarding work
Ans. 
PPE stands for Personal Protective Equipment and refers to equipment worn to minimize exposure to hazards that can cause injuries or illnesses at work.
• Includes items like gloves, goggles, helmets, masks, and safety shoes

• Should be provided by the employer and used by employees when necessary

• Helps protect against physical, electrical, heat, chemicals, and biohazards

• Training on proper use and maintenance of PPE is essenti
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Q1. Why do you deserve this job?
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