Wonderla Holidays Data Engineering Intern Interview Questions and Answers

Q1. Coding Question and resume based questions
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Q1. Zigzag traversal of tree
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Zigzag traversal of a tree is a method to visit the nodes in a tree in a zigzag pattern.
• Use a queue to perform a level order traversal of the tree.

• For each level, alternate the direction of traversal (left to right, then right to left).

• Store the values of the nodes in each level in an array of strings.
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Q2. 3 Technical rounds Core Java and Springboot ques. RabbitMQ, annotations, multithreading, interface, concurrent hashmap, response body, Rest Api
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Q1. About yours self and Computer test speed on data entry
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Q2. Answer the test on computer
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Q3. Last work this company process
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Q4. I am on computer test
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Q1. Work hard fight easy
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Q2. Ambition of company
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The company's ambition is to become a leader in the industry by providing innovative solutions and exceptional customer service.
• Company aims to be a leader in the industry

• Focus on providing innovative solutions

• Commitment to exceptional customer service
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Q3. How profit make company shares higher
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Company profits can increase share prices by demonstrating growth potential and attracting investors.
• Increased profits signal growth potential to investors

• Higher profits can lead to higher dividends for shareholders

• Positive earnings reports can attract more investors, driving up demand for shares
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Business & profit , how you buld the topline sale, that main profit

Q1. Gole of company
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Q2. P&L
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Q1. What We Take General Column Cover
Ans. 
General column covers are used to protect and enhance the appearance of structural columns in buildings.
• General column covers are typically made of materials such as metal, stone, or composite materials.

• They are used to provide a decorative finish to columns, hiding any imperfections or structural elements.

• Column covers can also serve as a protective barrier, preventing damage from environmental factors or accidental i...read more
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Q2. What is Design Strength
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Design strength refers to the maximum stress a material or structure can withstand without failure.
• Design strength is a key factor in determining the safety and reliability of civil engineering projects.

• It is typically determined through extensive testing and analysis of materials and structures.

• Design strength is often expressed as a factor of safety, which accounts for uncertainties and variations in real-world condi...read more
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Q1. What you like in jubilant as Company
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Q1. What is the TPM?
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TPM stands for Total Productive Maintenance, a proactive approach to maintenance that aims to maximize equipment effectiveness.
• TPM focuses on preventing breakdowns and improving overall equipment efficiency

• It involves regular maintenance, cleaning, and inspection of equipment

• TPM also includes training employees to take ownership of equipment maintenance

• Example: Implementing TPM practices in a manufacturing plant to red
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Q2. What is the VSM?
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VSM stands for Value Stream Mapping, a lean management tool used to visualize and analyze the flow of materials and information in a process.
• VSM helps identify waste and inefficiencies in a process

• It provides a visual representation of the current state and future state of a process

• Commonly used in manufacturing, healthcare, and service industries

• Example: Mapping the steps involved in a product's production from raw ma
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Q1. Why you want to switch
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Seeking new challenges and opportunities for growth
• Looking for a new challenge to expand my skills and knowledge

• Interested in taking on more responsibilities and leadership roles

• Seeking a company with better growth opportunities and career advancement

• Want to work in a more dynamic and fast-paced environment

• Excited about the prospect of contributing to a new team and making a positive impact
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Q2. Share your long term goals
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My long term goal is to become a senior manager within the company and contribute to its growth and success.
• Continue developing my leadership skills through training and mentorship programs

• Work on expanding my knowledge and expertise in different areas of the business

• Set specific milestones and timelines to track my progress towards the senior manager role
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Q1. What is sales report ?
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A sales report is a document that provides information on sales performance, trends, and analysis.
• Sales reports typically include data on revenue, units sold, profit margins, and customer demographics.

• They are used by businesses to track sales performance, identify areas for improvement, and make informed decisions.

• Examples of sales reports include monthly sales summaries, quarterly performance reports, and annual sale
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