White Data Systems India Senior Software Engineer Interview Questions and Answers

Q1. Diff b/w let, const, var
Ans. 
let is block scoped, const is constant, var is function scoped
• let: block scoped, can be reassigned, not hoisted

• const: block scoped, cannot be reassigned, not hoisted

• var: function scoped, can be reassigned, hoisted

• Example: let x = 10; const y = 20; var z = 30;
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Q1. Pure functions was asked
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Q1. Core Java and SQL-related questions.
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Q1. What is your Previous job experience-related ?
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Q1. Number id divisible by 3 print Fizz, divisible by 5 print Buzz, divisible by 3 and 5 print FizzBuzz.
Ans. 
Use a loop to check if a number is divisible by 3, 5, or both and print Fizz, Buzz, or FizzBuzz accordingly.
• Use a loop to iterate through numbers

• Check if the number is divisible by 3 and 5 first, then by 3, then by 5

• Print FizzBuzz if divisible by both, Fizz if divisible by 3, Buzz if divisible by 5
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Q2. Write code to take some input and print in Django.
Ans. 
Code to take input and print in Django
• Use Django forms to create a form for input

• Create a view function to handle the form submission and print the input

• Render the form in a template using Django's template language
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Standard tests

Q1. Standard Questions Who, Why etc.
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Q1. Interviewed by CIO (very knowledgable guy).
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