Internal and External environment of international business

When running cmd C:\Documents and Settings\...\ping I get the following error 'ping' is not recognized as an internal or external command. Please help me solve my problem Thanks

Is there a difference in the concept of independence between the internal and external auditors? How does this impact the job of the forensic accountant.

Here is my question- In what situations do you believe that the external environment of the firm is more important than the internal environment as a determinant of the firm

Ho ..sorry I an a beginner on this field...I want to buy a vga or video card for watching movies loaded in my computer on my tv screen ..so I want to know what is the difference between the VGA and The Video card..my computer is pentium 4 so if I bought a 256 mb vga card or video card with...