Shell Interview Questions and Answers

Basic two coding questions will be and also apptitude questions also included.

Q1. What is the difference between virtual function and friend function
Ans. 
Virtual functions enable polymorphism in classes, while friend functions allow access to private members of a class.
• Virtual functions are declared in a base class and overridden in derived classes to achieve runtime polymorphism.

• Friend functions are not members of a class but can access its private and protected members.

• Example of a virtual function: `class Base { virtual void show(); };`

• Example of a friend function: `...read more
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Q2. Explain your projects
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Q1. What is poroosity
Ans. 
Porosity is the measure of empty spaces in a material, often used in geology and engineering.
• Porosity is the ratio of void spaces to total volume in a material.

• It is expressed as a percentage.

• Porosity is important in fields like geology for assessing rock formations and in engineering for determining the strength of materials.

• Examples of porous materials include sponges, pumice stones, and aerogels.
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Q2. What is permeability
Ans. 
Permeability is the property of a material that allows fluids or gases to pass through it.
• Permeability is a measure of how easily a substance can pass through a material.

• It is often used in geology to describe how easily fluids can flow through rocks or soil.

• Permeability can be affected by factors such as pore size, connectivity, and fluid viscosity.

• Materials like sandstone have high permeability, while materials like ...read more
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Q3. Why you want this job
Ans. 
I am passionate about helping others and believe this job will allow me to make a positive impact in the community.
• I have a strong desire to contribute to the well-being of others

• I am excited about the opportunity to work in a team-oriented environment

• I am eager to learn and grow in my career
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Q4. Oil shale vs shale oil differnece
Ans. 
Oil shale is a rock containing kerogen that can be converted into shale oil through a process called retorting.
• Oil shale is a sedimentary rock containing kerogen, a precursor to oil.

• Shale oil is the liquid hydrocarbons extracted from oil shale through a process called retorting.

• Oil shale deposits are found in various countries like the United States, Estonia, and China.

• Shale oil production has increased in recent years...read more
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Q5. Unconventional reservoir
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Q1. Exception handling, collections, oops concepts
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Q2. Spring annotations
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Q1. Yet to give interview
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Q2. Should give the interview yet
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Q1. Explain Asynchronous Apex
Ans. 
Asynchronous Apex allows you to run processes in the background, separate from the main transaction.
• Asynchronous Apex is used for long-running processes that don't need to be executed immediately.

• It helps in improving performance by offloading processing to a separate thread.

• Examples include future methods, batch Apex, and queueable Apex.
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Q2. Decorators in LWC
Ans. 
Decorators in LWC are special functions that enhance the behavior of properties and methods in Lightning Web Components.
• Decorators are used to modify the behavior of class properties and methods.

• @api: Exposes a property or method to the parent component.

• @track: Makes a property reactive, so changes to it will update the UI.

• @wire: Connects a property or method to a data source, like an Apex method or a Salesforce data s...read more
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Q1. Behavioral Questions
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Q2. Responsiveness to pressure situations
Ans. 
I thrive in pressure situations, staying calm and focused to deliver high-quality results.
• I prioritize tasks and focus on the most critical aspects first

• I communicate effectively with team members to ensure everyone is on the same page

• I remain adaptable and flexible, adjusting my approach as needed to meet deadlines

• I utilize stress management techniques such as deep breathing or taking short breaks to stay composed
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Q1. Types of Lubricant
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Q2. What is viscosity index
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Q3. What is TOST life in Group 2 oil
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Q4. What is RPVT Test
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Q5. What is pour point
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Q6. What is viscosity
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Q7. What is Compressor
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Q8. Types of Gear oil
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Q9. Types of Grease
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Q10. Diffrence between Gear oil and Transmission oil
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Q1. OT hours calculation
Ans. 
Overtime (OT) hours calculation involves determining hours worked beyond standard work hours for compensation.
• Identify standard work hours (e.g., 40 hours/week).

• Calculate total hours worked in a week.

• Subtract standard hours from total hours to find OT hours.

• Example: If an employee works 50 hours, OT = 50 - 40 = 10 hours.

• Consider applicable overtime rates (e.g., 1.5x regular pay).
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Q2. Payroll process tracking
Ans. 
Daily basis attendance tracking, OT, based on the attendance will process the payroll
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Q1. Why job change and what is your experiamce
Ans. 
personal problem and my experiance 9 years in HR compliance field.
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Q2. Personal reason
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Tell me about experiance

Q1. Responsibility in previouse company
Ans. 
In my previous company, I was responsible for overseeing all aspects of HRD, including recruitment, training, performance management, and employee relations.
• Managed recruitment process from sourcing candidates to onboarding new hires

• Developed and implemented training programs to enhance employee skills and knowledge

• Conducted performance evaluations and provided feedback to employees

• Handled employee relations issues and...read more
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Q1. Form A under S&E act
Ans. 
Form A under S&E act is a document required to be submitted by establishments under the Sexual Harassment of Women at Workplace (Prevention, Prohibition and Redressal) Act, 2013.
• Form A is a mandatory document that needs to be submitted by all establishments with more than 10 employees.

• It contains details of the Internal Complaints Committee (ICC) set up by the establishment to address complaints of sexual harassment.

• Th...read more
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Q2. Intimation letter
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