Summary

 To search for a file                find / -name filename -print 
 To search for text within a file    grep "text " filename 
 To see who is logged in             who 
 To find out more information        finger username 
 about a user
 To find out the time and date       date 
 To see a calendar                   cal 
 To be reminded of appointments      Create a calendar file in your
                                     home directory
 To use a calculator                 bc 
                                     calculator commands 
                                     <Ctrl>D 
 To clear the screen                 clear 

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 For more information about          See
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 Searching for files                 find(C) 
 Searching for text within files     grep(C) 
 Checking who is logged in           who(C) 
 Finding out more information        finger(C) 
 about a user
 Finding out the time and date       date(C) 
 Seeing a calendar                   cal(C) 
 Using the calendar reminder         calendar(C) 
 service
 Using a calculator                  bc(C) 
 Clearing the screen                 clear(C)