Quantum Core Info Systems Interview Questions and Answers

Q1. Golang questions
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Q2. Dsa questions like binary search and remove duplicate inplace
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Q1. Explain HR core operating principles and workforce metrics that strengthen the Value preposition of workforce.
Ans. 
HR core operating principles and workforce metrics enhance the value proposition of the workforce by aligning HR strategies with business goals.
• HR core operating principles include fairness, transparency, compliance, and continuous improvement.

• Workforce metrics such as turnover rate, employee engagement, productivity, and diversity can help measure the effectiveness of HR strategies.

• By focusing on these principles and ...read more
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Q2. Unique Challenges Faced from the Business Stakeholders and solution approached.
Ans. 
Business stakeholders often have unique challenges that require tailored solutions from an Associate HRBP Lead.
• Building strong relationships with stakeholders to understand their needs and concerns

• Customizing HR strategies and solutions to align with business goals

• Providing proactive communication and support to address stakeholder challenges

• Collaborating with cross-functional teams to implement effective solutions

• Leve...read more
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Q1. Fibonacci, swap without 3rd var
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Q2. Non repetitive char in string
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Find the first non-repetitive character in a string.
• Iterate through the string and count the occurrences of each character.

• Return the first character with a count of 1.
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Scenario based questions

Q1. What was the last technical issue that you faced and how did you resolve it
Ans. 
Resolved a CSS layout issue by using flexbox properties
• Identified the specific element causing the layout issue

• Reviewed the existing CSS code to understand the styling applied

• Implemented flexbox properties like justify-content and align-items to fix the layout problem
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Q2. How will you implement multiselect
Ans. 
Implement multiselect using checkboxes or dropdown with multiple selection enabled
• Use checkboxes or a dropdown with multiple selection enabled

• Allow users to select multiple options by clicking on checkboxes or selecting from dropdown

• Store selected options in an array of strings
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Q1. Sql related questions were asked
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Q2. Manual testing questions were asked
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Q3. Joins questions
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Q4. Where clause questions
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Q5. Manual testing questions
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60mins test duration

Q1. What are Linux commands
Ans. 
Linux commands are instructions given to the operating system to perform specific tasks or operations.
• Linux commands are case-sensitive

• Commands are typically entered in the terminal

• Common commands include ls (list files), cd (change directory), mkdir (make directory)

• Commands can be combined with options and arguments for more specific actions
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Q2. What is virtualization concept
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Virtualization is the process of creating a virtual version of a device or resource, such as a server, storage device, network or operating system.
• Virtualization allows multiple virtual instances to run on a single physical machine

• It helps in optimizing resources and improving efficiency

• Examples include VMware for server virtualization, VirtualBox for desktop virtualization
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Q1. SQL queries and differences b/w delete and truncate
Ans. 
Delete and truncate are SQL commands used to remove data from a table, but with key differences.
• DELETE is a DML command used to remove specific rows from a table based on a condition.

• TRUNCATE is a DDL command used to remove all rows from a table, resetting auto-increment values.

• DELETE can be rolled back, while TRUNCATE cannot be rolled back.

• DELETE triggers ON DELETE triggers, while TRUNCATE does not trigger any trigger...read more
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Q2. What is cloud and aws
Ans. 
Cloud computing is the delivery of computing services like servers, storage, databases, networking, software, analytics, and intelligence over the internet.
• AWS (Amazon Web Services) is a popular cloud computing platform offered by Amazon.

• Cloud computing allows users to access resources on-demand without the need for physical infrastructure.

• AWS provides a wide range of services such as EC2 (Elastic Compute Cloud), S3 (S...read more
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A good DSA question, based on array manipulation and queues. Platform was Zoom call, so you can use any online IDE.

Q1. Question related to previous job Experience
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Q2. Questions related to OOPS concepts
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Q3. Question on System Design and Fundamentals of Language.
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Q1. Past Experience
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Q2. How you tackle with challenges in less time
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Q3. How you handle complete new tech stack?
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Q4. Approach towards trivial puzzles.
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Q1. Compensation Decisions
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Q1. Smoke and sanity
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Q2. What is Agile and safe agile
Ans. 
Agile is a project management methodology focused on iterative development and collaboration. SAFe Agile is a framework for scaling Agile to larger organizations.
• Agile emphasizes flexibility, collaboration, and customer feedback.

• SAFe Agile extends Agile principles to larger organizations by providing a framework for scaling Agile practices.

• SAFe Agile includes roles like Release Train Engineer, Product Owner, and Scrum ...read more
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Q1. Biggest Strength
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Q2. What is Weakness
Ans. 
Weakness is a lack of strength or energy, a vulnerability or flaw.
• Weakness can be physical, such as muscle fatigue or illness.

• Weakness can also be mental, such as lack of confidence or indecisiveness.

• Identifying weaknesses can help in personal growth and development.

• Examples: feeling tired after a long day at work, struggling with public speaking due to nerves.
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Q1. Is java 100% Object Oriented
Ans. 
No, Java is not 100% Object Oriented due to the presence of primitive data types.
• Java has primitive data types like int, float, and boolean which are not objects.

• Static methods and variables do not require an instance of a class, breaking the pure object-oriented paradigm.

• Java also supports procedural programming features like control structures and arrays.
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Q2. No Java is not 100 % Object Oriented, its datatypes are not objects
Ans. 
Java is not 100% Object Oriented because its primitive data types are not objects.
• Java has primitive data types like int, double, boolean which are not objects and do not inherit from a common class.

• However, Java provides wrapper classes like Integer, Double, Boolean to treat primitives as objects.

• Java also supports features like inheritance, encapsulation, and polymorphism which are key aspects of Object Oriented Prog
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