Coding round 1.returns the number of vowels 2.returns the largest number in the list 3.moving all 0's at the end of the list 4.find the longest substring without repeating characters 5.if a given string parentheses is balanced? 6.rotates it by a K steps 7.raise a value error if the age is less then 0 or greater than 120 8.write a function that fetches the content of the web page.use exception handling to manage network errors and log the exception to a file named error.log 9.write a function that creates two threads.each thread should print number from 1-5 with a 1 sec delay from each thread 10.write a SQL query retrieve the average salary of the employees in each department . display the department name and average salary