Depending on the below schema answer all the question: EMPLOYEE Frame Must Lume San Bdate Address Bux Salary Super Dro DEPARTMENT Dname Drumber Mgr san. Mgr_atartdato DEPT LOCATIONS Dnumber Docation PROJECT Prame Pnumber Plocation Drum WORKS ON Esan Pro Hours DEPENDENT Een Dependent name Sex Bdate Relationship 1) Write appropriate query to find the number of employees who have supervisor? 2) Retrieve all information for female employee; order the result in ascending order according to salary column. 3) Retrieve project name and department name for each project assigned to specific department. 4) Retrieve the first name for employees who have salary same as Sami's salary