HEXA Oil & Gas Interview Questions and Answers

Developed a mobile app for tracking daily water intake

• Designed user-friendly interface for easy input of water consumption

• Implemented reminders to encourage regular hydration

• Integrated with health tracking apps to provide comprehensive health data

• Received positive feedback from beta testers for improved hydration habits

I have experience in various internships related to my field of study.

• Interned at XYZ Company, assisting with data analysis and research projects.

• Completed a summer internship at ABC Hospital, shadowing doctors and nurses.

• Worked as an intern at DEF Organization, helping with event planning and coordination.

• Participated in a research internship at GHI University, conducting experiments and analyzing data.

Experienced retail professional with strong leadership skills and a passion for customer service.

• Over 5 years of retail management experience

• Proven track record of increasing sales and improving customer satisfaction

• Strong leadership and team-building skills

• Passionate about providing excellent customer service

• Bachelor's degree in Business Administration

Alumina is obtained from bauxite through the Bayer process.

• Bauxite is crushed and mixed with sodium hydroxide to form a slurry.

• The slurry is heated and pressurized in a digester to dissolve the alumina content.

• The resulting solution is cooled and filtered to remove impurities.

• The purified solution is then heated to precipitate the alumina as a white powder.

• The alumina powder is washed, dried, and calcined to produce pu...read more

The reaction for Al extraction from alumina involves the reduction of alumina using carbon or electrolysis.

• Alumina (Al2O3) is first converted into aluminum chloride (AlCl3) by reacting with hydrochloric acid.

• The aluminum chloride is then reduced to aluminum metal by either carbon reduction or electrolysis.

• In carbon reduction, carbon (usually in the form of coke) is heated with the aluminum chloride to produce aluminum ...read more

There are four main types of cast iron: gray iron, white iron, ductile iron, and malleable iron.

• Gray iron is the most common type and has excellent castability and good machinability.

• White iron is very hard and brittle, often used for wear-resistant applications.

• Ductile iron has high strength and ductility, making it suitable for a wide range of applications.

• Malleable iron is heat-treated to improve its strength and du

Structured Change Management process ensures smooth and controlled changes in application support functions.

• Reduces the risk of errors and downtime during changes

• Ensures proper documentation and communication of changes

• Helps in prioritizing and scheduling changes

• Enables tracking and reporting of changes

• Facilitates stakeholder involvement and buy-in

• Example: ITIL Change Management process

• Example: Agile Change Management

Agile is my preferred way of accepting changes from the customer.

• Agile allows for continuous feedback and collaboration with the customer

• Waterfall can lead to delays and misunderstandings

• Agile promotes flexibility and adaptability to changing requirements

• Examples: Scrum, Kanban, Lean

Agile Manifesto subsets include customer collaboration, responding to change, and working software.

• Customer collaboration over contract negotiation

• Responding to change over following a plan

• Working software over comprehensive documentation

Experienced business analyst with a background in data analysis and process improvement.

• Over 5 years of experience in analyzing business processes and identifying areas for improvement

• Proficient in data analysis tools such as Excel, SQL, and Tableau

• Strong communication skills, able to effectively communicate with stakeholders to gather requirements and present findings

• Certified in Business Analysis Professional (CBAP)

• P...read more

I left my last job to pursue new opportunities for growth and development.

• Seeking new challenges and opportunities for career advancement

• Desire for professional growth and development

• Company restructuring or downsizing

• Relocation to a new city or country

• Toxic work environment or lack of job satisfaction

Yes, I am able to work in shifts as required for the role of a Business Analyst.

• I am flexible and adaptable to different work schedules.

• I have previous experience working in shifts in my previous roles.

• I understand the importance of meeting project deadlines and am willing to work outside regular hours if needed.