Walmart Interview Questions, Process, and Tips

Q1. Why do u want to work for Walmart.com
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Q2. Is your.home.ready.for. a fistraction free work environment
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Q1. Sql queries to find 2 max salary
Ans. 
Use SQL query to find the top 2 highest salaries in a table.
• Use the ORDER BY clause to sort the salaries in descending order.

• Use the LIMIT clause to limit the results to 2.

• Example: SELECT salary FROM employees ORDER BY salary DESC LIMIT 2;
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Q2. Logical coding to write power base 10
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To write power base 10 in logical coding, you can simply use the exponentiation operator or function.
• Use the exponentiation operator '**' in Python to calculate power base 10.

• In JavaScript, you can use the Math.pow() function to calculate power base 10.

• In Java, you can use the Math.pow() function as well to calculate power base 10.
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Q1. Thread, collection
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Q1. Previous projects
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Q1. Salary discussion
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Speed distance time basic

Q1. DSA oops sql project basic
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Q2. Oops basic questions
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Q1. Group discussion basic
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Q2. Basic questions in project in resume
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Q1. Prototypical Inheritance
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Q2. Why we can't use arrow function in constructor
Ans. 
Arrow functions do not have their own 'this' value, which is required in constructors.
• Arrow functions do not have a 'this' binding, so 'this' will refer to the parent scope.

• Constructors require 'this' to refer to the newly created object.

• Using arrow functions in constructors can lead to unexpected behavior and errors.
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Q3. Explain details about CORS
Ans. 
CORS stands for Cross-Origin Resource Sharing and is a security feature implemented in web browsers.
• CORS allows web servers to specify which origins are allowed to access their resources.

• It is used to prevent unauthorized access to resources on a different domain.

• CORS is implemented using HTTP headers such as Access-Control-Allow-Origin and Access-Control-Allow-Methods.

• It is important to properly configure CORS to avoi...read more
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Q4. Explain with an example about Lexical Scoping
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Lexical scoping is a way of defining variable scope based on where they are declared in the code.
• Variables declared inside a function have local scope and are not accessible outside the function.

• Variables declared outside a function have global scope and can be accessed from anywhere in the code.

• Nested functions can access variables declared in their parent function.

• Example: function outer() { let x = 10; function inne...read more
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Q5. Advantages of arrow function
Ans. 
Arrow functions have concise syntax, implicit return, and lexical this binding.
• Shorter syntax than traditional function expressions

• Implicit return of a single expression

• Lexical this binding, avoiding the need for .bind() or self = this

• Example: const double = (num) => num * 2;

• Example: const names = ['Alice', 'Bob', 'Charlie']; const nameLengths = names.map(name => name.length);
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DSA - Arrays & String Manipulation

DSA - Tree & Graph Manipulation

Q1. On basis of System design
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Q2. On basis of HLD
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Q1. Question on Behaviour and Values
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Q2. Open ended questions
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Q1. Show to shop online for health
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Q2. Take tours with guests
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Q3. Make more room ahead
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Q4. Bring more teens here
Ans. 
To bring more teens here, we need to create engaging and relevant experiences that appeal to their interests and preferences.
• Develop partnerships with local schools and youth organizations to promote our offerings

• Organize events and activities specifically designed for teens, such as workshops, competitions, and social gatherings

• Utilize social media platforms and influencers to reach and engage with the teenage audienc...read more
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Q5. Show low support for games
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