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I applied via Naukri.com and was interviewed in Dec 2022. There were 3 interview rounds.
Basic math and C questions. Algebra, algorithms, data structures, syntax,
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str.swapcase() returns a new string with all uppercase letters converted to lowercase and vice versa.
Usage: 'Hello World'.swapcase() returns 'hELLO wORLD'.
It affects only alphabetic characters; numbers and symbols remain unchanged.
This method does not modify the original string; it returns a new one.
Example: 'Python 3.8'.swapcase() results in 'pYTHON 3.8'.
I applied via Naukri.com and was interviewed in Mar 2024. There was 1 interview round.
Implementing basic form validation in React ensures data integrity and enhances user experience.
Use controlled components to manage form state effectively.
Implement validation logic in the onSubmit handler to check for errors.
Provide user feedback by displaying error messages next to the relevant fields.
Utilize libraries like Formik or Yup for more complex validation scenarios.
Ensure accessibility by using appropriate ...
I appeared for an interview in Nov 2024, where I was asked the following questions.
SQL aggregate functions perform calculations on a set of values and return a single value.
Common aggregate functions include COUNT(), SUM(), AVG(), MIN(), and MAX().
Example: SELECT COUNT(*) FROM employees; // Counts total number of employees.
Example: SELECT AVG(salary) FROM employees; // Calculates average salary of employees.
Example: SELECT department, COUNT(*) FROM employees GROUP BY department; // Counts employees p...
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