How is this possible

You are working with a professional edition organization. they wish to install the expense tracker which requires the use of 4 custom tabs, 3 custom objects, and one custom app. if the company is already using 4 applications, 36 custom objects, and 7 custom tabs, what will happen when they try to install expense tracker?

Why should characters such as / \ " ' * ; - ? [ ] ( ) ~ ! $ { } < > # @ & | space, tab, and newline be avoided in file names?

Which program can damage your computer?