A) Running complex programmes by logging on to supercomputers belonging to others countries
B) A telephone call made by the help of internet
C) A software to perfect viral attack
Correct Answer: A
Solution :[a] Telnet is a user command and an underlying TCP/IP protocol for accessing remote computers. Through Telnet, an administrator or another user can access someone else's computer remotely. On the Web, HTTP and FTP protocols allow you to request specific files from remote computers, but not to actually be logged on as a user of that computer. With Telnet, you log on as a regular user with whatever privileges you may have been granted to the specific application and data on that computer.
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