Nomura Holdings Internship Trainee Interview Questions and Answers

Sort an array of numbers in ascending or descending order.

• Use built-in sorting functions like sort() or sorted() in Python.

• For descending order, pass reverse=True as an argument.

• For custom sorting, use a lambda function as a key argument.

• In JavaScript, use the sort() method with a compare function.

• In Java, use Arrays.sort() method.

• In C++, use the sort() function from the algorithm library.

Different types of joins are Inner Join, Left Join, Right Join, and Full Outer Join.

• Inner Join returns only the matching rows from both tables.

• Left Join returns all the rows from the left table and matching rows from the right table.

• Right Join returns all the rows from the right table and matching rows from the left table.

• Full Outer Join returns all the rows from both tables.

• Examples: Inner Join - SELECT * FROM table1 ...read more