Walmart Interview Questions, Process, and Tips

Q1. Past experience
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Q2. Situation where in you have to collaborate with business
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LinkedList add numbers

Q1. Multithreaded question
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Q2. More multithreading questions
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Q1. Favourite product RCA question : flikart add to cart was down by 10% Design question :
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Q2. Design Question
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Q3. RCA question Execution Question
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Q1. Favourite unconventional product Design a software to solve important issues of a metro city Strength and weakness
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Q1. Sort array containing only 0,1,2.
Ans. 
Use Dutch National Flag algorithm to sort the array in one pass.
• Initialize three pointers low, mid, high at start, iterate through array

• If arr[mid] is 0, swap arr[low] and arr[mid], increment low and mid

• If arr[mid] is 1, increment mid

• If arr[mid] is 2, swap arr[mid] and arr[high], decrement high

• Continue until mid crosses high
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Q2. Hashmap related
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Q1. Tell about yourself
Ans. 
I am a software engineer with 5 years of experience in developing web applications using Java, Spring Boot, and Angular.
• Graduated with a degree in Computer Science from XYZ University

• Worked at ABC Company as a full-stack developer

• Proficient in Java, Spring Boot, Angular, and SQL

• Developed a customer management system for XYZ client

• Passionate about learning new technologies and problem-solving
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Q2. What is sap security
Ans. 
SAP security refers to the measures taken to protect SAP systems and data from unauthorized access and misuse.
• SAP security involves setting up user roles and authorizations to control access to sensitive data

• It includes implementing encryption, authentication, and audit trails to ensure data integrity

• Regular security assessments and updates are necessary to protect against vulnerabilities

• Examples of SAP security tools ...read more
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Q1. Basic behavioral, tell me about yourself, why walmart.
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Hackerrank - 1 hour interview