HP India Senior Software Engineer Interview Questions and Answers

It had aptitude questions related tk dsa, dbms and os.

There were 3 coding question with different leetcode level. (Medium, medium. Hard(

Q1. Regarding Operating System
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Q2. Regarding OOPS(Abstraction)
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Q3. Bitwise related questions
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Q4. Linked list related questions
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Q1. Questions related to computer network
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Q2. Graph related question like bfs and dfs
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Q1. Why you want to join the company?
Ans. 
I am impressed by the company's innovative projects and collaborative work culture.
• Impressed by innovative projects

• Attracted to collaborative work culture

• Excited about potential for growth and learning opportunities
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Q2. What is the expectations from the company?
Ans. 
The company expects a Senior Software Engineer to have strong technical skills, problem-solving abilities, teamwork, and a commitment to continuous learning.
• Strong technical skills in programming languages and software development tools

• Ability to solve complex problems efficiently and effectively

• Collaboration and teamwork with other team members

• Commitment to continuous learning and staying updated with industry trends

• E...read more
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C programming
Cpp programs
Embedded c
Aptitude

Q1. Difference between macro and functions
Ans. 
Macros are preprocessor directives that are replaced before compilation, while functions are blocks of code that are executed at runtime.
• Macros are defined using #define directive, while functions are defined using function keyword.

• Macros are expanded by the preprocessor before compilation, while functions are executed at runtime.

• Macros can be used for simple text replacement, while functions can perform complex operat...read more
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Q2. Difference between exec and fork
Ans. 
exec replaces the current process with a new one, while fork creates a new process.
• exec replaces the current process with a new one, while fork creates a new process

• exec system call loads a new program into the current process's memory space and starts its execution

• fork system call creates a new process by duplicating the existing process
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Q1. About yourself in 200 words
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Q2. Tell about our company
Ans. 
Your company is a leading software development firm specializing in creating innovative solutions for various industries.
• Specializes in creating innovative software solutions

• Works with clients from various industries

• Known for high-quality and reliable products

• Has a strong team of experienced developers

• Provides excellent customer support
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Tell about AC industry

Q1. Move zeros to end?
Ans. 
Move all zeros in an array of strings to the end while maintaining the order of non-zero elements.
• Iterate through the array and move all zeros to the end while keeping the order of non-zero elements.

• Use two pointers approach to swap elements in-place.

• Example: Input: ['a', 'b', 'c', '0', 'd', '0'], Output: ['a', 'b', 'c', 'd', '0', '0']
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Q2. WHat are AWS services?
Ans. 
AWS services are cloud computing services provided by Amazon Web Services.
• Compute services (e.g. EC2, Lambda)

• Storage services (e.g. S3, EBS)

• Database services (e.g. RDS, DynamoDB)

• Networking services (e.g. VPC, Route 53)

• Machine learning services (e.g. SageMaker)

• Analytics services (e.g. Redshift, Athena)
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Q3. What is dynamodb?
Ans. 
DynamoDB is a fully managed NoSQL database service provided by AWS.
• Fully managed NoSQL database service

• Scalable and high-performance

• Supports key-value and document data models

• Automatically replicates data across multiple Availability Zones for high availability
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Q1. How good are you at stress handling situations?
Ans. 
I am very good at handling stress situations, remaining calm and focused under pressure.
• I have experience working on high-pressure projects with tight deadlines.

• I am able to prioritize tasks effectively and stay organized during stressful situations.

• I have developed strong problem-solving skills that help me navigate stressful scenarios.

• I am able to communicate effectively with team members and stakeholders to manage s...read more
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Q2. Why daikin eloaborate this?
Ans. 
Daikin may elaborate on a topic to provide more detailed information or explanation.
• To provide a better understanding of a complex concept or product

• To address potential questions or concerns from customers

• To showcase the company's expertise and knowledge in the industry
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Graph algorithm questions

Q1. Networking graph sql
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The first round was an aptitude test, question ranging from medium to difficult .The marking scheme included -1,+1 for each incorrect and correct answer it was quite challenging . Additionally there were multiple-choice questions based on C++ output , which followed same marking scheme. Question were easy and most of the students were filtered out in this orund

Q1. Basic oops concepts and code to implement them.
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Q2. Explain your projects, what technology, dataset you used ,challenges you faced.
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