100+ Operations Executive Interview Questions and Answers for Freshers

Electric current is the flow of electric charge through a conductor.

• Electric current is measured in amperes (A).

• It is caused by the movement of electrons.

• The direction of current flow is from positive to negative.

• Current can be either direct current (DC) or alternating current (AC).

• Examples of conductors include copper wires and water with dissolved ions.

High voltage is preferred for transmission of electrical power due to lower energy losses and reduced cost.

• High voltage reduces energy losses during transmission

• Reduced current flow at high voltage reduces the cost of transmission lines

• High voltage allows for longer transmission distances

• Step-up transformers increase voltage for transmission and step-down transformers decrease voltage for distribution

• Examples of high voltage transmission systems include the 765 kV AC line in ...read more

MS Office is a suite of productivity software. VLOOKUP is a function in Excel used to search for data in a table.

• MS Office includes programs like Word, Excel, PowerPoint, and Outlook.

• VLOOKUP stands for 'vertical lookup' and is used to find specific data in a table.

• It is commonly used in Excel for tasks like matching data from different sheets or tables.

• The function requires four arguments: the value to look up, the table to search, the column to return data from, and whether ...read more

Company reviews on Ambition Box help job seekers make informed decisions about potential employers.

• Reviews provide insights into company culture, work-life balance, and growth opportunities.

• Job seekers can learn about the experiences of current and former employees.

• Reviews can help job seekers avoid companies with negative reputations.

• Positive reviews can attract top talent to a company.

• Reviews can also help job seekers prepare for interviews by providing information about th...read more

Java uses call by value.

• Java passes a copy of the value of a variable to a method, not the actual variable itself.

• Changes made to the parameter inside the method have no effect on the original variable.

• However, if the parameter is an object reference, the reference is passed by value, so changes to the object itself will be reflected outside the method.

Java is platform-independent due to its bytecode and virtual machine architecture.

• Java code is compiled into bytecode, which can run on any platform with a Java Virtual Machine (JVM).

• JVM acts as an interpreter, translating bytecode into machine code specific to the platform it is running on.

• This allows Java programs to be written once and run on any platform with a JVM installed.

• For example, a Java program written on a Windows machine can run on a Linux machine without any mo...read more

Logistics focuses on the movement and storage of goods, while supply chain management encompasses the entire process from sourcing to delivery.

• Logistics deals with the physical flow of goods, including transportation, warehousing, and distribution.

• Supply chain management involves the coordination and integration of various activities, including procurement, production, and logistics, to ensure the smooth flow of goods and services.

• Logistics is a subset of supply chain managem...read more

Company reviews on Ambition Box provide valuable insights and feedback to companies.

• Helps companies understand their strengths and weaknesses

• Allows companies to make improvements based on feedback

• Helps companies attract and retain top talent

• Provides transparency and credibility to companies

• Enables companies to benchmark themselves against competitors

Excel is a spreadsheet program used for data analysis and organization.

• Excel is a software application developed by Microsoft.

• It is used for creating, editing, and analyzing data in a tabular format.

• Excel uses cells, rows, and columns to organize and manipulate data.

• It supports various mathematical and statistical functions for data analysis.

• Excel can create charts, graphs, and pivot tables for visualizing data.

• Formulas and functions can be used to perform calculations on dat...read more

No, instances of abstract class cannot be created.

• Abstract classes are incomplete and cannot be instantiated.

• They are meant to be extended by subclasses that provide concrete implementations.

• Abstract classes can have abstract methods that must be implemented by the subclass.

• Example: abstract class Animal cannot be instantiated, but subclasses like Dog and Cat can be.

Swapping numbers can be done using a temporary variable, arithmetic operations, or XOR bitwise operator.

• Using a temporary variable: temp = a; a = b; b = temp;

• Using arithmetic operations: a = a + b; b = a - b; a = a - b;

• Using XOR bitwise operator: a = a ^ b; b = a ^ b; a = a ^ b;

Overloading is using the same method name with different parameters. Overriding is replacing a method in a subclass.

• Overloading is used to have multiple methods with the same name but different parameters.

• Overriding is used to replace a method in a subclass with a new implementation.

• Overloading is resolved at compile-time while overriding is resolved at runtime.

• Example of overloading: public void print(int num) and public void print(String str)

• Example of overriding: public cl...read more

Humming noise is generated due to the vibration of magnetic domains in a magnetic material.

• Magnetostriction is the property of magnetic materials to change their shape or dimensions when subjected to a magnetic field.

• This change in shape causes the magnetic domains to vibrate, which in turn generates a humming noise.

• The frequency of the humming noise is directly proportional to the frequency of the magnetic field.

• Magnetostriction is used in various applications such as in tra...read more

Inheritance is a mechanism where a new class is derived from an existing class. Polymorphism is the ability of an object to take on many forms.

• Inheritance allows for code reuse and promotes a hierarchical organization of code.

• Polymorphism allows for flexibility in code design and enables objects to be used in multiple contexts.

• Example of inheritance: A class 'Car' can be inherited by a class 'SUV' which adds additional features specific to SUVs.

• Example of polymorphism: A clas...read more

The approved amount for the hospital is Rs. 88,000, with Rs. 12,000 deducted for an unknown reason.

• Total amount of the hospital: Rs. 1,00,000

• Approved amount: Rs. 88,000

• Deducted amount: Rs. 12,000

• Reason for deduction is unknown

A customer support executive is a professional who provides assistance and guidance to customers regarding products or services.

• Customer support executives are responsible for resolving customer queries and complaints.

• They must possess excellent communication and problem-solving skills.

• They should be able to handle difficult customers and provide satisfactory solutions.

• They may work in various industries such as retail, hospitality, healthcare, etc.

• Examples of customer suppor...read more

The first line in coding is typically the declaration of the programming language being used.

• The first line is also known as the 'shebang' or 'hashbang' line.

• It specifies the interpreter or compiler to be used for the code.

• For example, in Python, the first line would be '#!/usr/bin/env python'.

Java doesn't support pointers for safety and security reasons.

• Java uses references instead of pointers to avoid memory leaks and null pointer exceptions.

• Pointers can be used to access memory directly, which can be a security risk.

• Java's garbage collector manages memory automatically, making pointers unnecessary.

• Java's design philosophy prioritizes safety and security over low-level control.

• Pointers can also make code more difficult to read and maintain.

Eddy current losses in transformers can be reduced by using laminated cores, increasing the core resistance, and minimizing the air gap.

• Use laminated cores to reduce eddy current losses

• Increase the core resistance by using high resistivity materials

• Minimize the air gap between the core and windings

• Use magnetic materials with low hysteresis losses

• Reduce the frequency of the alternating current

• Use thicker laminations to reduce eddy current losses

• Use interleaved winding to reduc...read more

I would carefully review the review for any potential defamation and consult with legal counsel before taking any action.

• Review the review in question to determine if it meets the legal definition of defamation

• Consult with legal counsel to understand the potential risks and consequences of removing the review

• Consider alternative solutions such as responding to the review or providing evidence to support the company's position

• Ensure transparency and communication with all part...read more

I am currently working on Python.

• I have experience in developing automation scripts using Python.

• I have also worked on building web applications using Django framework.

• I am familiar with data analysis and visualization using Python libraries like Pandas and Matplotlib.

The percentage of claims approved in Star Health is not available.

• The percentage of claims approved in Star Health is not disclosed publicly.

• The information regarding the percentage of claims approved is not provided by Star Health.

• Unfortunately, I don't have access to the specific data on the percentage of claims approved in Star Health.

Ambition Box is a company review platform that provides insights into company culture, salaries, and interviews.

• Ambition Box allows employees to anonymously review their current or former employers

• The platform provides information on company culture, salaries, and interview processes

• Employers can also use Ambition Box to showcase their company culture and attract potential candidates

• Examples of companies with reviews on Ambition Box include Amazon, Google, and Microsoft

Yes, I have experience with MS Excel and MS PowerPoint.

• Proficient in creating and managing spreadsheets in MS Excel

• Skilled in using formulas, functions, and data analysis tools in Excel

• Experienced in creating professional presentations in MS PowerPoint

• Knowledgeable in using slide layouts, animations, and transitions

• Familiar with creating charts, graphs, and visual representations of data

The stock market is a platform where shares of publicly traded companies are bought and sold.

• Stock market is a place where investors buy and sell shares of publicly traded companies

• It provides a platform for companies to raise capital by issuing stocks

• Stock prices are influenced by various factors such as company performance, economic conditions, and investor sentiment

• Investors can make profits by buying stocks at a lower price and selling them at a higher price

• There are diff...read more

The #include stdio.h is a preprocessor directive that includes the standard input/output library in C programming language.

• stdio.h stands for standard input/output header file.

• It contains functions like printf() and scanf() for input/output operations.

• It is included at the beginning of a C program using #include directive.

• It allows the program to use the standard input/output functions without having to write them from scratch.

• Example: #include int main() { printf("Hello, Wo...read more

Time motion, kaizen, and productivity are concepts related to improving efficiency and effectiveness in operations.

• Time motion refers to the study and analysis of the time taken for each step in a process, with the aim of identifying and eliminating unnecessary or inefficient steps.

• Kaizen is a Japanese term meaning continuous improvement. It involves making small, incremental changes to processes and systems to enhance productivity and quality.

• Productivity refers to the measu...read more

Being innovative means introducing new ideas, methods, or products that bring about positive change and improvement.

• Innovation involves thinking creatively and outside the box.

• It is about finding new solutions to problems or improving existing ones.

• Innovation can be seen in the development of new technologies, processes, or business models.

• It often involves taking risks and embracing change.

• Examples of innovation include the invention of the smartphone, the introduction of on...read more

It depends on the opportunity and personal circumstances.

• I am open to considering a remote location if the job opportunity is exciting and aligns with my career goals.

• However, I would also need to consider personal factors such as family, housing, and cost of living.

• Ultimately, the decision would depend on weighing the pros and cons of the opportunity and personal circumstances.

The second way to process a cashless claim that is not approved is to submit a reimbursement claim.

• The insured can submit all the necessary documents and bills related to the claim for reimbursement.

• The reimbursement claim will be processed based on the policy terms and conditions.

• The insured will receive the reimbursement amount after deducting any applicable deductibles or co-pays.

• Examples of documents required for reimbursement claim: medical bills, prescriptions, diagnost...read more

I will listen to their concerns, empathize with them, apologize for any inconvenience caused, and offer a solution to their problem.

• Listen actively to their concerns

• Empathize with them and acknowledge their feelings

• Apologize for any inconvenience caused

• Offer a solution to their problem

• Remain calm and professional throughout the interaction

Collection refers to the process of recovering unpaid debts from individuals or businesses.

• Collection involves contacting debtors and negotiating payment plans.

• It can be done in-house or outsourced to a third-party agency.

• Collection agencies may use various tactics such as phone calls, letters, and legal action.

• Effective collection strategies require a balance of persistence and professionalism.

• Industries that commonly use collection services include finance, healthcare, and ...read more

The travel industry is experiencing a shift towards sustainable and experiential travel.

• Sustainable travel is becoming more popular as travelers become more environmentally conscious.

• Experiential travel, such as cultural immersion and adventure tourism, is on the rise.

• Technology is playing a bigger role in travel, with the use of apps and social media for booking and sharing experiences.

• The pandemic has greatly impacted the travel industry, with a focus on safety and hygiene ...read more

Electrical circuits involve the flow of electric current, while magnetic circuits involve the flow of magnetic flux.

• Electrical circuits involve the use of conductors, insulators, and power sources to create a path for electric current to flow.

• Magnetic circuits involve the use of magnetic materials, such as iron, to create a path for magnetic flux to flow.

• Electrical circuits are used in a wide range of applications, including lighting, heating, and electronics.

• Magnetic circuit...read more

Import and export refer to the movement of goods and services across international borders.

• Import is the process of bringing goods or services into a country from another country.

• Export is the process of sending goods or services from one country to another country.

• Import and export are important for international trade and economic growth.

• Examples of imported goods include electronics, clothing, and food products.

• Examples of exported goods include automobiles, machinery, and...read more

Electrical appliances are devices that run on electricity to perform a specific task.

• Examples include refrigerators, washing machines, televisions, air conditioners, and vacuum cleaners.

• They are used in homes, offices, and industries for various purposes.

• They make our lives easier and more convenient.

• They require proper maintenance and care to ensure their longevity and safety.

Companies benefit from Operations Executive by improving efficiency, reducing costs, and increasing profitability.

• Operations Executive streamlines processes and eliminates waste

• It improves communication and collaboration between departments

• It helps identify and mitigate risks

• It enables data-driven decision making

• Examples: Amazon's use of Operations Executive to optimize their supply chain, Toyota's implementation of Operations Executive to improve their manufacturing processe...read more

Reviews are highly useful for gathering feedback and insights about products, services, and experiences.

• Reviews provide valuable information about the quality, performance, and customer satisfaction of a product or service.

• They help in making informed decisions by considering the experiences and opinions of others.

• Reviews can highlight strengths and weaknesses, allowing for improvements and adjustments.

• They contribute to building trust and credibility for businesses and help ...read more

Coldex is a logistics company specializing in cold chain management, serving clients in the pharmaceutical, food, and healthcare industries.

• Coldex provides temperature-controlled transportation and storage services for pharmaceutical products, perishable foods, and healthcare supplies.

• Some of Coldex's existing clients include major pharmaceutical companies, food manufacturers, and hospitals.

• The company ensures the safe and timely delivery of sensitive goods by maintaining str...read more

OSI layer is a conceptual framework that standardizes the functions of a communication system into seven different layers.

• OSI layer stands for Open Systems Interconnection layer.

• It is a model that helps in understanding how different components of a network interact with each other.

• The seven layers of the OSI model are Physical, Data Link, Network, Transport, Session, Presentation, and Application.

• Each layer has its own specific functions and protocols.

• The model allows for in...read more

Losses in transformers can be categorized as copper losses and iron losses.

• Copper losses occur due to resistance in the windings and are also known as I^2R losses.

• Iron losses occur due to hysteresis and eddy currents in the core.

• Copper losses can be reduced by using larger conductors with lower resistance.

• Iron losses can be minimized by using high-quality magnetic materials and proper core design.

• Total losses in a transformer can be calculated by summing up copper losses and ...read more

Java is a programming language used for developing applications. DBMS is a software used for managing databases. SQL is a language used for managing data in DBMS.

• Java is an object-oriented language used for developing desktop, web, and mobile applications.

• DBMS is a software used for creating, managing, and manipulating databases.

• SQL is a language used for querying and manipulating data in DBMS.

• Java can be used to connect to DBMS and perform operations on databases using SQL.

• P...read more

I don't have my identity card with me at the moment.

• I apologize for not having my identity card with me.

• I can provide a copy of my identity card at a later time.

• I can provide other forms of identification if needed.

Supply chain is the network of businesses, individuals, and activities involved in the creation and delivery of a product or service.

• It includes all the processes from raw material acquisition to final delivery to the customer.

• It involves coordination and collaboration between suppliers, manufacturers, distributors, retailers, and customers.

• Efficient supply chain management can lead to cost savings, improved customer satisfaction, and increased profitability.

• Examples include ...read more

Infoedge is an Indian internet company that owns popular job portal Naukri.com and other online businesses.

• Infoedge was founded in 1995 by Sanjeev Bikhchandani.

• Apart from Naukri.com, Infoedge also owns other online businesses such as 99acres.com, Jeevansathi.com, and Shiksha.com.

• The company is listed on the National Stock Exchange and Bombay Stock Exchange in India.

• Infoedge has also invested in several startups such as Zomato, PolicyBazaar, and ShopKirana.

• In 2020, Infoedge an...read more

Answering questions on Java datatypes and HTML form creation.

• Java datatypes include int, double, boolean, char, etc.

• HTML form can be created using

  tag and various input types like text, radio, checkbox, etc.

• Form data can be submitted to a server using methods like GET or POST.

Customer service is the support and assistance provided to customers before, during, and after purchasing a product or service.

• Customer service involves addressing customer inquiries, concerns, and complaints.

• It includes providing information about products or services, helping customers make purchasing decisions, and resolving issues.

• Customer service can be provided through various channels such as phone, email, chat, or in-person.

• Examples of good customer service include pr...read more