1)Using an implicit cursor, write an anonymous block that will display all employees who've been hired after 1995. And show in the output how many rows been displayed. 2)Using an implicit cursor,...

1)Using an implicit cursor, write an anonymous block that will display all employees who've been hired after 1995. And show in the output how many rows been displayed.

2)Using an implicit cursor, write an anonymous block that will add 25% to the salaries of all employees in department 50. And show in the output how many rows are affected.

3)Write an anonymous block to read 5 numbers from the keyboard and find their sum and average. (Hint: use for loop). Tek satır metin.