80+ Technical Manager Interview Questions and Answers

Delivering a release in Agile Scrum involves continuous integration and delivery. Monolith, multitenant, and microservices differ in architecture. Kafka is a distributed streaming platform. Conflict resolution and managing client expectations are crucial skills.

• Agile Scrum involves continuous integration and delivery

• Monolith is a single, self-contained application, multitenant serves multiple clients, and microservices are independent components

• Kafka is a distributed streamin...read more

I would first analyze the requirements and then design the database accordingly.

• Understand the data and its relationships

• Identify the entities and their attributes

• Normalize the data to reduce redundancy

• Choose appropriate data types and constraints

• Consider scalability and performance

• Ensure data integrity and security

Maintain risk register by identifying, assessing, and mitigating risks throughout the project lifecycle.

• Identify potential risks and document them in the risk register

• Assess the likelihood and impact of each risk

• Develop risk response strategies to mitigate or avoid risks

• Monitor and review the risk register regularly

• Communicate risks and mitigation strategies to stakeholders

• Update the risk register as new risks arise or existing risks change

A DWH for a University with table relationships

• Create a student table with student ID as primary key

• Create a course table with course ID as primary key

• Create a faculty table with faculty ID as primary key

• Create a enrollment table with student ID and course ID as foreign keys

• Create a teaching table with faculty ID and course ID as foreign keys

The measuring unit of different types of sensors in air conditioners is typically in temperature units such as Celsius or Fahrenheit.

• Temperature sensors in air conditioners measure in Celsius or Fahrenheit

• Humidity sensors measure in percentage

• Pressure sensors measure in Pascals or PSI

• Some sensors may also measure in volts or amps

Managing a site in night mode down condition

• Ensure proper lighting and visibility at the site during night time

• Implement security measures to prevent unauthorized access

• Regularly monitor and maintain equipment and systems

• Establish communication protocols for emergencies

• Train staff on night mode operations and procedures

I am currently handling 5 capacity DG sets at the site.

• I am responsible for managing and maintaining 5 DG sets at the site.

• These DG sets have different capacities ranging from 100kVA to 500kVA.

• I oversee their installation, operation, and maintenance.

• I ensure regular fueling, servicing, and troubleshooting of the DG sets.

• I also coordinate with the electrical team for any repairs or upgrades needed.

The contract demand load of our site is 500 kW.

• The contract demand load refers to the maximum amount of power that our site is contracted to receive.

• It is typically measured in kilowatts (kW) and is determined based on the site's energy requirements and usage patterns.

• The contract demand load helps in planning and managing the electrical infrastructure of the site.

• It ensures that the site has sufficient capacity to meet its power needs without overloading the system.

• For examp...read more

Pega Openspan supports database commands and connection string.

• Database commands can be executed using the OLEDB connector in Pega Openspan.

• Connection string can be defined in the configuration of the OLEDB connector.

• Examples of database commands include SELECT, INSERT, UPDATE, and DELETE.

• Connection string includes details such as server name, database name, and authentication mode.

Dimension modelling is a technique used in data warehousing to organize and structure data for efficient analysis.

• Pros: improves query performance, simplifies data analysis, provides a clear understanding of data relationships

• Cons: can be complex and time-consuming to implement, requires a deep understanding of the data being modeled

• Examples: star schema, snowflake schema

Wait all waits for all tasks to complete while wait any waits for any one task to complete.

• Wait all is used when all tasks need to be completed before proceeding.

• Wait any is used when any one task can complete before proceeding.

• Wait all returns when all tasks complete while wait any returns when any one task completes.

• Wait all can cause longer wait times if one task takes longer while wait any can be faster if one task completes quickly.

A synchronization panel for DG is used to connect and synchronize multiple generators to ensure smooth power transfer.

• Synchronization panel is used to connect and synchronize multiple diesel generators (DG) in parallel.

• It ensures smooth power transfer and load sharing between the generators.

• The panel monitors and controls parameters like voltage, frequency, and phase angle of the generators.

• It includes devices like synchronizers, circuit breakers, and protective relays.

• The pa...read more

Implementing CAPTCHA verification can prevent multiple spam requests.

• Implement CAPTCHA verification on the website forms to ensure that only humans can submit requests.

• Use rate limiting to restrict the number of requests from a single IP address within a certain time frame.

• Utilize machine learning algorithms to detect and block spam requests based on patterns and behavior.

• Regularly update spam filters and security measures to stay ahead of evolving spam tactics.

We follow Agile/Scrum methodology for our product development.

• We have daily stand-up meetings to discuss progress and plan for the day.

• We use a product backlog to prioritize and plan our work.

• We work in sprints of 2 weeks and have a sprint review and retrospective at the end of each sprint.

• We use user stories to define requirements and track progress.

• We have a product owner who is responsible for prioritizing the backlog and ensuring the team is delivering value to the custom...read more

Azure Logic Apps is a cloud service that helps you automate and orchestrate tasks, business processes, and workflows.

• Azure Logic Apps can be configured through the Azure portal or using Visual Studio.

• Pricing for Azure Logic Apps is based on the number of executions and connectors used.

• There are different pricing tiers available, such as Consumption and Standard plans.

• You can estimate the pricing using the Azure pricing calculator.

• Example: A basic Logic App with a few executio...read more

Radar technology is a communication system used for detecting objects and determining their range, angle, and velocity.

• Radar uses radio waves to detect objects in the surrounding environment

• It can determine the distance, angle, and speed of objects by analyzing the time it takes for the radio waves to bounce back

• Radar technology is commonly used in aviation for air traffic control and weather monitoring

• Military applications of radar include detecting enemy aircraft and missil...read more

Inner join returns only the matching records from both tables, while left outer join returns all records from the left table and matching records from the right table.

• Inner join combines rows from two tables based on a related column.

• Left outer join returns all rows from the left table and matching rows from the right table.

• Inner join excludes non-matching rows, while left outer join includes non-matching rows with NULL values.

• Example: Inner join - SELECT * FROM table1 INNER ...read more

To manage an outage caused by a DG problem, follow these steps:

• Identify the root cause of the DG problem

• Isolate the affected systems or components

• Notify relevant stakeholders and communicate the outage

• Implement temporary workarounds or backup solutions

• Coordinate with technical teams to resolve the DG problem

• Perform thorough testing and verification before restoring normal operations

• Document the incident and conduct a post-mortem analysis for future prevention

The rumen pH of a cow and the dry matter percentage of maize silage are important factors in cattle nutrition.

• Rumen pH refers to the acidity level in the cow's rumen, which affects digestion and overall health.

• Maize silage is a common feed for cattle, and its dry matter percentage determines its nutritional value.

• Monitoring rumen pH and dry matter percentage helps ensure optimal nutrition and prevent health issues in cows.

Text adapters are used in Pega Robotics to interact with text-based applications.

• Text adapters can be used to read and write text from/to text-based applications.

• They can be configured to recognize specific text patterns and respond accordingly.

• Examples of text-based applications include command prompt, terminal, and text editors.

• Text adapters can also be used in conjunction with other adapters, such as web adapters, to automate end-to-end processes.

Electrical projects involve designing, implementing, and managing electrical systems for various applications.

• Electrical projects can include designing power distribution systems for buildings

• Implementing lighting systems for residential or commercial spaces

• Managing the installation of renewable energy systems like solar panels

• Completed projects may range from small-scale residential projects to large industrial projects

Azure API management allows for configuring APIs and applying policies to control access and behavior.

• Azure API management provides a centralized platform to manage APIs and enforce policies.

• Policies can be used to control access, modify requests and responses, and enforce security.

• Examples of policies include rate limiting, authentication, caching, and transformation.

• API management helps in monitoring API usage, analyzing performance, and securing APIs.

• It allows for versioni...read more

Brightness refers to the intensity of light emitted or reflected by a surface, while whiteness refers to the color of the light reflected by a surface.

• Brightness is the measure of the amount of light emitted or reflected by a surface.

• Whiteness is the measure of the color of the light reflected by a surface, with white being the brightest color.

• Brightness can be adjusted by changing the intensity of light sources, while whiteness is a characteristic of the surface material.

• Exa...read more

Optimization techniques for data loading

• Use parallel processing to load data faster

• Optimize database queries to reduce loading time

• Use compression techniques to reduce data size

• Implement caching to reduce data retrieval time

• Use incremental loading to load only new or updated data

Code review involves examining code for errors, security vulnerabilities, and adherence to coding standards.

• Start by understanding the requirements and design of the code.

• Check for syntax errors, logic errors, and security vulnerabilities.

• Ensure the code adheres to coding standards and best practices.

• Provide constructive feedback to the developer.

• Use code review tools to automate the process and save time.

• Collaborate with the development team to ensure code quality.

• Perform co...read more

Debugging a stripped process involves using tools like GDB, analyzing memory dumps, and reverse engineering.

• Use a debugger like GDB to analyze the stripped process

• Analyze memory dumps to identify issues and trace the program flow

• Utilize reverse engineering techniques to understand the code behavior

• Look for patterns in the stripped process to identify potential bugs

Angular has a continuous development cycle with major releases every six months.

• Angular has a six-month release cycle

• Each major release is backward compatible

• AngularJS (version 1.x) has a different life cycle than Angular (version 2+)

Coding standard and project structure are crucial for efficient development and maintenance.

• Coding standard should be consistent and easy to understand for all team members.

• Project structure should be organized and modular to allow for scalability and easy maintenance.

• Use of version control and automated testing can help ensure adherence to coding standards and project structure.

• Examples of coding standards include naming conventions, commenting practices, and formatting guid...read more

Pega Openspan supports Excel connectors for data manipulation.

• Excel connectors can be used to read, write, and manipulate data in Excel spreadsheets.

• Pega Openspan provides pre-built Excel connectors that can be easily integrated into automation projects.

• Excel connectors can be configured to perform various actions such as filtering data, sorting data, and formatting cells.

• Excel connectors can also be used to extract data from other sources such as databases and web services a...read more

Pega Openspan uses Log4Net for logging mechanism.

• Log4Net is a third-party logging framework used by Pega Openspan.

• It allows for logging at different levels of severity such as debug, info, warn, error, and fatal.

• Logs can be written to different outputs such as console, file, database, or email.

• Logging can be configured using the Log4Net configuration file.

• Example: log.Debug("Debug message");

Transformers are electrical devices that transfer energy from one circuit to another through electromagnetic induction.

• Types of transformers include power transformers, distribution transformers, autotransformers, isolation transformers, and instrument transformers.

• Parts of a transformer include the core, windings, insulation, and cooling system.

• The core is made of laminated steel and provides a path for the magnetic flux.

• The windings are made of copper wire and are wrapped a...read more

To solve technical problems, it is important to identify the root cause, gather relevant information, brainstorm solutions, test potential fixes, and document the resolution.

• Identify the root cause of the problem by analyzing the symptoms and conducting thorough investigation.

• Gather relevant information such as error messages, logs, and system configurations to understand the context of the issue.

• Brainstorm potential solutions with team members or experts to explore different...read more

The technical architecture of the current project is based on a microservices architecture.

• The project is built using a combination of programming languages including Java, Python, and Node.js.

• We are using Docker containers to deploy and manage the microservices.

• The microservices communicate with each other using REST APIs.

• We are using Kubernetes for container orchestration.

• We are also using Kafka for event streaming and message queuing.

• The project is hosted on AWS and we are...read more

I am searching for a technical manager who has strong leadership skills and experience in managing complex technical projects.

• Strong leadership skills

• Experience in managing complex technical projects

• Ability to communicate effectively with technical and non-technical stakeholders

• Expertise in relevant technical areas

• Ability to manage and develop a team

• Experience in project planning and execution

• Ability to identify and mitigate technical risks

• Commitment to continuous learning an...read more

The refrigeration cycle is a process in which a refrigerant absorbs heat from a low-temperature space and releases it in a high-temperature space.

• The refrigeration cycle involves four main components: compressor, condenser, expansion valve, and evaporator.

• The refrigerant starts as a low-pressure gas in the evaporator, where it absorbs heat from the space being cooled.

• The compressor then compresses the refrigerant into a high-pressure gas, which moves to the condenser where it...read more

I am handling technical projects and teams as a Technical Manager.

• Managing and overseeing technical projects from initiation to completion

• Leading and mentoring a team of technical professionals

• Ensuring project deliverables are met within the specified time and budget

• Collaborating with stakeholders to define project requirements and objectives

• Implementing best practices and ensuring adherence to quality standards

• Providing technical guidance and support to team members

• Identifyi...read more

The question is unclear and lacks context.

• Request clarification on what is meant by 'intermediate'

• Ask for more information about the specific topic or area being referred to

• Provide examples of intermediate milestones or achievements in your career

• Discuss how you plan to continue learning and growing beyond the intermediate level

I have experience in various types of testing including functional, performance, security, and regression testing.

• Functional testing: Testing the functionality of the software to ensure it meets the requirements.

• Performance testing: Evaluating the performance of the software under different load conditions.

• Security testing: Identifying vulnerabilities and ensuring the software is secure.

• Regression testing: Testing the software after changes to ensure existing functionality is...read more

Effort estimation depends on project scope, complexity, team size, and experience.

• Define project scope and requirements

• Break down tasks and estimate time for each

• Consider team size and experience

• Factor in potential risks and contingencies

• Use historical data for similar projects

• Adjust estimates based on feedback and progress

Poultry broiler farming is the process of raising chickens for meat production.

• Broiler chickens are raised for their meat, which is high in protein and low in fat.

• The chickens are typically raised in large, climate-controlled barns.

• They are fed a specialized diet to promote rapid growth and weight gain.

• Broiler farming is a highly efficient and profitable industry, with millions of chickens raised and processed each year.

• However, concerns have been raised about the welfare of ...read more

TDS in water purifier stands for Total Dissolved Solids, which refers to the combined content of all inorganic and organic substances in water.

• TDS includes minerals, salts, metals, cations, anions, and other dissolved substances in water.

• It is measured in parts per million (ppm) or milligrams per liter (mg/L).

• High TDS levels can affect the taste and quality of water, as well as the performance of water purification systems.

• Water purifiers use various technologies like RO (Rev...read more

Scrum Master facilitates daily stand-up meetings, removes impediments, and ensures team adherence to Scrum practices.

• Facilitates daily stand-up meetings to keep the team aligned and focused

• Removes impediments that are blocking the team's progress

• Ensures the team adheres to Scrum practices and principles

• Acts as a coach to the team, helping them improve their processes and collaboration

• Works closely with the Product Owner to prioritize and manage the product backlog

DG sets synchronization is the process of connecting multiple diesel generators to work together in parallel.

• DG sets synchronization involves matching the frequency, voltage, and phase sequence of the generators.

• Synchronization is important to ensure smooth power transfer and load sharing between the generators.

• Various methods like manual synchronization, automatic synchronization, and synchroscope are used for synchronization.

• Synchronization panels or control systems are use...read more

To develop new products needed by sales dept, I would follow a structured process involving market research, ideation, prototyping, testing, and launch.

• Conduct market research to identify gaps in the market and customer needs

• Brainstorm ideas with cross-functional teams including sales, marketing, and R&D

• Create prototypes and test with potential customers to gather feedback

• Refine the product based on feedback and conduct further testing

• Develop a launch plan and work with sales...read more

Shrinkage can be corrected by identifying the root cause and implementing appropriate measures.

• Identify the root cause of shrinkage, such as improper storage or handling

• Implement measures to address the root cause, such as improving storage conditions or training employees on proper handling techniques

• Regularly monitor and measure shrinkage to track progress and identify any new issues

• Collaborate with suppliers and partners to address any external factors contributing to shri...read more

Inverter technology is a power conversion technology that controls the speed of a compressor motor to regulate the temperature efficiently.

• Inverter technology is commonly used in air conditioners and refrigerators to adjust the compressor speed based on cooling demand.

• It helps in reducing energy consumption and maintaining a more consistent temperature.

• Inverter technology allows for quieter operation compared to traditional on/off compressor systems.

• It provides faster cooling...read more

SWOT analysis is a strategic planning tool used to identify and analyze an organization's strengths, weaknesses, opportunities, and threats.

• SWOT stands for Strengths, Weaknesses, Opportunities, and Threats

• It is used to evaluate an organization's current position and future potential

• Strengths and weaknesses are internal factors while opportunities and threats are external factors

• It helps in developing strategies to maximize strengths, minimize weaknesses, capitalize on opportu...read more