HR Mantra Interview Questions and Answers

To make the red fishes 98%, 50 fishes have to be removed from the aquarium.

• Calculate 1% of 200 fishes to find out how many fishes represent 1%.

• Multiply the result by 2 to find out how many fishes represent 2%.

• Subtract the result from 200 to find out how many fishes represent 98%.

I have the technical skills, experience, and passion to deliver high-quality software solutions.

• I have a strong background in programming languages such as Java, Python, and C++.

• I have experience working on complex software projects and collaborating with cross-functional teams.

• I am passionate about staying up-to-date with the latest technologies and trends in software development.

• I am a quick learner and have a strong...read more

Ericsson is a global leader in telecommunications technology with a strong focus on innovation and career development.

• Global leader in telecommunications technology

• Strong focus on innovation

• Opportunities for career development

I have worked on various technologies including Java, Python, AWS, Docker, and Kubernetes.

• Java

• Python

• AWS

• Docker

• Kubernetes

Daily operational activities case studies

• Case study of optimizing production line for efficiency

• Case study of implementing new safety protocols in a manufacturing plant

• Case study of troubleshooting and resolving technical issues in a software development team

• Case study of streamlining inventory management in a retail store

• Case study of improving customer service processes in a call center

Project management is the process of planning, organizing, and overseeing the execution of a project from start to finish.

• It involves defining project goals and objectives

• Creating a project plan and timeline

• Assigning tasks and responsibilities to team members

• Monitoring progress and making adjustments as needed

• Ensuring that the project is completed on time, within budget, and meets the desired quality standards

• Examples ...read more

Financial and cost control is the process of monitoring and managing project expenses to ensure they stay within budget.

• Developing a detailed budget plan

• Tracking expenses and comparing them to the budget plan

• Identifying and addressing cost overruns

• Negotiating with vendors to get the best prices

• Implementing cost-saving measures

• Regularly reporting on financial status to stakeholders

Resource management is the process of planning, allocating, and optimizing resources to achieve organizational goals.

• It involves identifying the resources needed for a project or task

• Allocating those resources in an efficient manner

• Monitoring and controlling resource usage to ensure optimal performance

• Examples include managing personnel, finances, equipment, and time

• Effective resource management can lead to increased p

2G, 3G, and 4G call flow are the processes involved in establishing and maintaining a mobile phone call.

• 2G call flow involves circuit-switched technology and uses Time Division Multiple Access (TDMA) for voice transmission.

• 3G call flow uses packet-switched technology and supports both voice and data transmission.

• 4G call flow uses Long-Term Evolution (LTE) technology and provides high-speed data transmission.

• All call fl...read more

Single RAN is a network architecture that allows multiple wireless technologies to be supported on a single physical network.

• Single RAN stands for Single Radio Access Network.

• It enables multiple wireless technologies such as 2G, 3G, 4G, and 5G to be supported on a single physical network.

• This reduces the need for multiple hardware and software components, resulting in cost savings and simplified network management.

• Sing...read more

VOLTE stands for Voice over LTE. It is a technology that allows voice calls to be made over a 4G LTE network.

• VOLTE uses IP packets to transmit voice calls over the LTE network

• It provides better call quality and faster call setup times compared to traditional 2G/3G networks

• VOLTE also allows for simultaneous voice and data usage on the same network

• Examples of VOLTE-enabled devices include iPhone 6 and above, Samsung Gala...read more

LTE is a standard for wireless broadband communication while VoLTE is a technology that enables voice calls over LTE network.

• LTE stands for Long-Term Evolution and is a standard for wireless broadband communication.

• VoLTE stands for Voice over LTE and is a technology that enables voice calls over LTE network.

• LTE is used for data transfer while VoLTE is used for voice calls.

• VoLTE provides better call quality and faster c...read more

Transport network refers to the infrastructure that enables the movement of people, goods, and information.

• Transport network includes roads, railways, airports, seaports, and communication networks.

• It plays a crucial role in the economy by facilitating trade and commerce.

• Examples of transport networks include the interstate highway system in the US and the European railway network.

• Transport network planning involves op...read more

ABIS over IP and ABIS over TDM are two different methods of transmitting biometric data.

• ABIS over IP uses internet protocol to transmit biometric data while ABIS over TDM uses time-division multiplexing.

• ABIS over IP is more flexible and scalable than ABIS over TDM.

• ABIS over TDM is more reliable and secure than ABIS over IP.

• ABIS over IP is suitable for remote locations while ABIS over TDM is suitable for local networks.

• ...read more

2G, 3G, and 4G are mobile network technologies with different architectures.

• 2G uses circuit-switched technology and is primarily used for voice calls and text messaging.

• 3G uses packet-switched technology and offers faster data transfer rates than 2G.

• 4G uses all-IP packet-switched technology and provides even faster data transfer rates than 3G.

• 4G also supports advanced features like VoLTE and carrier aggregation.

• Each ge...read more

I am a Senior engineer with 10+ years of experience in software development, specializing in backend systems and cloud technologies.

• 10+ years of experience in software development

• Specialize in backend systems and cloud technologies

• Strong problem-solving skills

• Experience with large-scale distributed systems

• Proficient in programming languages such as Java, Python, and Go

I have worked in various companies ranging from startups to large corporations, gaining experience in diverse technologies and industries.

• Worked in a startup where I was responsible for developing a scalable backend system using Node.js and MongoDB.

• At a mid-sized company, I led a team in implementing CI/CD pipelines for faster and more reliable software delivery.

• In a large corporation, I worked on optimizing performanc...read more

I am impressed by the company's innovative projects and strong reputation in the industry.

• Company's reputation for cutting-edge technology

• Opportunity to work on challenging projects

• Positive reviews from current employees

My notice period is currently 3 months, but it may be negotiable depending on the circumstances.

• My current notice period is 3 months

• I am open to negotiation depending on the circumstances

• I can provide examples of when I have negotiated notice periods in the past

C code for printing Fibonacci Series upto n elements

• Declare three variables to store the current, previous and next numbers in the series

• Initialize the previous and current variables to 0 and 1 respectively

• Use a loop to print the next number in the series by adding the previous two numbers

• Loop should run n times to print n elements in the series

Bubble sort is a simple sorting algorithm that repeatedly steps through the list, compares adjacent elements and swaps them if they are in the wrong order.

• Bubble sort has a worst-case and average complexity of O(n^2), where n is the number of items being sorted.

• It is not efficient for large lists and is generally used for educational purposes.

• Example: Sorting an array of strings in alphabetical order using bubble sort.

Auto and static are two storage classes in C. Auto variables are local to a function while static variables retain their value between function calls.

• Auto variables are created when a function is called and destroyed when the function ends

• Static variables are initialized only once and retain their value between function calls

• Auto variables have garbage value if not initialized while static variables are initialized to

My strengths include problem-solving, attention to detail, and adaptability. My weaknesses include public speaking and impatience.

• Strengths: problem-solving, attention to detail, adaptability

• Weaknesses: public speaking, impatience

In 5 years, I see myself as a senior software developer leading a team of developers to create innovative solutions.

• Leading a team of developers to create innovative solutions

• Continuing to learn and stay up-to-date with the latest technologies

• Contributing to the growth and success of the company

• Mentoring and coaching junior developers

• Taking on more responsibilities and challenges

I am interested in exploring new technologies and learning new programming languages.

• Exploring new technologies

• Learning new programming languages

• Attending tech conferences and meetups

• Contributing to open source projects

Yes, I am open to relocation for the right opportunity.

• I am willing to relocate for the right job opportunity

• I am open to exploring new cities and cultures

• I am willing to consider relocation assistance

• I am excited about the prospect of working in a new environment

Using Applied Electronics to prevent train accidents in IRCTC

• Implement sensors to detect obstacles on tracks

• Use GPS and communication systems to alert train drivers of potential dangers

• Install automatic braking systems in case of emergency

• Regular maintenance and inspection of tracks and trains

• Train and educate staff on safety protocols and emergency procedures

IC 555 timer is a versatile timer IC used in various applications like oscillators, timers, and flip-flops.

• IC 555 timer has three modes of operation: monostable, astable, and bistable.

• In monostable mode, the output is high for a fixed duration when triggered.

• In astable mode, the output oscillates between high and low states.

• In bistable mode, the output remains in either high or low state until triggered.

• IC 555 timer ca...read more

The internet is a global network of interconnected devices that communicate using standardized protocols.

• The internet is based on the TCP/IP protocol suite.

• Data is transmitted in packets across the network.

• The network model consists of layers, including the physical, data link, network, transport, and application layers.

• Routing protocols are used to direct packets to their destination.

• Examples of internet applications ...read more

I am a software engineer with experience in developing web and mobile applications using various programming languages and frameworks.

• Proficient in Java, Python, and JavaScript

• Experience with React, Angular, and Node.js

• Strong understanding of database management systems

• Passionate about learning new technologies and solving complex problems