NCR Corporation Interview Questions and Answers

I am a dedicated and experienced consultant with a strong background in problem-solving and client management.

• Over 5 years of experience in consulting roles

• Skilled in analyzing data and providing strategic recommendations

• Excellent communication and interpersonal skills

• Proven track record of successfully managing client relationships

• Strong ability to work in fast-paced environments and meet deadlines

Polymorphism is the ability of an object to take on many forms. Constructors and destructors are special methods in classes.

• Polymorphism allows objects to be treated as instances of their own class or as instances of their parent class.

• Constructors are used to initialize objects when they are created. Destructors are used to clean up after an object when it is destroyed.

• Classes are templates for creating objects. They ...read more

Encapsulation is the process of hiding implementation details and exposing only the necessary information to the user.

• Encapsulation is achieved through access modifiers like public, private, and protected.

• It helps in achieving data abstraction and information hiding.

• Encapsulation provides better control over the data and prevents unauthorized access.

• Example: A class with private variables and public methods to access t...read more

Remove duplicates in linked lists

• Traverse the linked list and keep track of visited nodes using a hash table

• If a node is already visited, remove it from the linked list

• Time complexity: O(n), Space complexity: O(n)

Mergesort is a divide-and-conquer algorithm that sorts an array by dividing it into two halves, sorting each half, and merging them.

• Divide the array into two halves

• Sort each half recursively

• Merge the two sorted halves

• Repeat until the entire array is sorted

• Example: ['apple', 'banana', 'cherry', 'date'] -> ['apple', 'banana', 'cherry', 'date'] -> ['apple', 'banana'], ['cherry', 'date'] -> ['apple'], ['banana'], ['cherry'...read more

Reverse a given string

• Create an empty string

• Iterate through the original string in reverse order

• Append each character to the empty string

• Return the reversed string

Reverse words in a string

• Split the string into an array of words

• Reverse the array

• Join the array into a string

Check if a string is palindrome or not

• Reverse the string and compare with original

• Compare characters from start and end of string

• Ignore spaces and punctuation marks while comparing

I am a software engineer with experience in developing web applications and a passion for problem-solving.

• Experienced in developing web applications using technologies such as HTML, CSS, JavaScript, and React

• Proficient in programming languages such as Java and Python

• Skilled in problem-solving and troubleshooting

• Strong communication and collaboration skills

• Passionate about staying up-to-date with the latest technologies

GATE is not my preferred choice as I am more interested in software development than research.

• I am more interested in practical application of software development than theoretical research

• I believe my skills and interests align better with software engineering roles

• I have researched and found that software engineering roles do not require a GATE qualification

I prefer open-source technologies and have more experience with them.

• I have more experience with open-source technologies like Linux and Python.

• I believe in the benefits of open-source software for collaboration and innovation.

• I am not opposed to using MS technologies if they are the best fit for the project.

• However, I prefer to work with technologies that align with my values and experience.

Diebold offers challenging work and opportunities for growth in the software engineering field.

• Diebold has a strong reputation in the industry

• The company offers a diverse range of projects and technologies to work on

• There are opportunities for career growth and development

• The work is challenging and rewarding

• Diebold values innovation and creativity in its employees

Software is the future and ECE has a strong foundation in programming and problem-solving.

• ECE curriculum includes programming courses

• Software development is a growing industry

• Programming skills are transferable across fields

• Interest in software development and problem-solving

• Opportunities to work on software projects during ECE studies

Developed a web-based project management tool for a startup

• Used React for the frontend and Node.js for the backend

• Implemented user authentication and authorization using JWT

• Integrated with third-party APIs such as Trello and Slack

• Implemented real-time updates using WebSockets

• Deployed on AWS using EC2 and RDS

Fibonacci series is a sequence of numbers where each number is the sum of the two preceding ones.

• Start with 0 and 1 as the first two numbers

• Add the previous two numbers to get the next number

• Repeat until desired number of terms

I am a software engineer with experience in developing web applications and mobile apps.

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

• Skilled in using frameworks like React, Angular, and Spring Boot

• Experienced in working with databases such as MySQL and MongoDB

• Familiar with Agile development methodologies and DevOps practices

There are numerous ways to use a box full of pencils depending on the context and purpose.

• Pencils can be used for writing, drawing, sketching, coloring, shading, and more.

• They can be used for artistic purposes, schoolwork, office work, or personal use.

• Pencils can also be used as a tool for measurement, as a makeshift stylus, or even as a musical instrument.

• The number of ways to use a box full of pencils is virtually li...read more

My dream is to build innovative software solutions that positively impact people's lives.

• Developing cutting-edge technology

• Creating user-friendly interfaces

• Solving complex problems

• Collaborating with talented individuals

• Making a difference in society

• Continuous learning and growth

I am a highly motivated individual with a passion for learning and a strong work ethic.

• I have a Bachelor's degree in Computer Science

• I have completed several internships in software development

• I am proficient in Java, Python, and C++

• I am a quick learner and enjoy taking on new challenges

I intend to gain practical experience in my field of study and contribute to the company's success.

• Learn about the company's operations and culture

• Assist with projects and tasks assigned by my supervisor

• Collaborate with team members and offer innovative ideas

• Improve my skills and knowledge in my field of study

My strengths include adaptability, problem-solving, and communication.

• Adaptability: I am able to quickly adjust to new situations and environments.

• Problem-solving: I enjoy finding creative solutions to complex problems.

• Communication: I am able to effectively convey ideas and information to others.

I plan to continue learning and growing in my field while also exploring new opportunities for personal and professional development.

• Pursue advanced education or certifications

• Seek out mentorship and networking opportunities

• Explore different industries and roles to broaden my skillset

• Set specific goals and regularly evaluate progress

• Remain adaptable and open to new challenges