Web & Computer Systems
A few examples of what you can ask Wolfram|Alpha about:
get information about an IP address
get information about a URL
find a port assignment
get information about a notable computer
ask about a characteristic of a computer
get information about a data transfer device
compute a data transfer time
get information about a file format
find programs that support a specified format
get information about a software product
compare software products
look up a Unicode character
specify a range of Unicode characters
specify a character by name
look at computer keyboard displays
compare computer keyboards
find information about keyboard use
find n-grams in a string
encode a string with the ROT13 substitution cipher
compute a hash code for a string
get data on a computer display format
compare formats
compute display characteristics from pixel count
Passwords
generate a password
generate a set of passwords
analyze a password
CAPTCHA
generate a CAPTCHA for specified text
generate a CAPTCHA using random text
convert between hex, decimal, octal, and binary