1. Homework for November 2011 Nikolay Kostov Telerik Corporation www.telerik.com

2. 1. 1. Create a PHP application that allows browsing given folder's subfolders and files and displaying file's contents

3. 2. 2. Create a PHP application that allows interactive execution of shell commands

4. 3. Write a SQL query to find all information about all departments 4. Write a SQL query to find all department names 5. Write a SQL query to find the salary of each employee 6. Write a SQL query to find the full name of each employee 7. Write a SQL query to find all different employee salaries. 8. Write a SQL query to find all information about the employees whose job title is “Sales Representative“

5. 9. Write a SQL query to find the names of all employees whose first name starts with the prefix "Sa“ 10. Write a SQL query to find the names of all employees whose last name contains the sequence "ei“ 11. Write a SQL query to find the salary of all employees whose salary is in the range [20000…30000] 12. Write a SQL query to find the names of all employees whose salary is 25000, 14000, 12500 or 23600

6. 13. Write a SQL query to find all employees that have salary more than 50 000. Order them in decreasing order by salary 14. Write a SQL query to find all employees that do not have manager 15. Write a SQL query to find the top 5 best paid employees 16. Write a SQL query to find all employees along with their address. Use inner join with ON clause 17. Write a SQL query to find the average salary in the department #1

7. 18. Create an online music store with the following requirements:  Users with sopping carts  Companies: Record Company has many albums  Albums: Each Album has many tracks  Each album has a price, artists, category (Jazz, Blues, Hip-Hop, Pop, Rock, etc.)  Administration: each company, album, artist, track and category must be editable