Two different Operating Systems are
Windows 7
LINUX
Explanation:
- Windows is an Operating System which was released by Microsoft to be used on Personal Computers.
- They are used to manage software and perform various tasks.
- LINUX is another type of operating system that is used on Super computers
- Linux has been used in homes and organisation desktops in a great number.
- It is used for great number of computing embedded tasks.
Option D is correct.
Explanation :
- In option A, it is not mandatory that a function will have arguments and it will return a value.
- In option B, no formula begins with =.
- In option C, it is not necessary to begin with /.
- In option D, MAX function should return maximum value in the set given.
Thus, option D is correct because arguments of a function are always enclosed within parentheses
Example:
SUM (30,70)
By default the normal style inserts a vertical space equal to 1.5 size vertical lines between each line of text.