MYSQL with Python Interface — Computer Science STD 12 Science — Question

Write a program using recursive function to accept the number from the user and print sum of first even n natural numbers.

 Rewrite the above script, but this time to swap the values of variables without using the third variable.

Write the python program using writelines() function to store the following data:

[Filename: ch4/ch-4_Q10]

Define Child pornography.

Write the difference between fetchone() and fetchmany() method.

To input an integer and find its factorial. Factorial of an integer n (n>=1), is defined as the product of all natural numbers from 1 to n, and is represented by n!. For example, factorial of 5 is represented by 5! and is equal to 1x2x3x4x5 (=120). Factorial of 0 is taken as 1 and factorial of negative integers is not defined.

Mr Sharma is working with a Marketing company, and his boss wants to do a comparative study that the sales target done by all males and all females in one week. Write a python program to prepare a line chart. The program will read the combine sales of males and females from the user in a list.

Observe the following STUDENTS and EVENTS tables carefully and write the name of the RDBMS operation which will be used to produce the output as shown in LIST ? Also, find the Degree and Cardinality of the LIST.

Write a script to find the roots of a quadratic equation.

Write a program using recursive function to accept the list from the user and print sum of all the elements in the list.