Which Windows firewall configurable exception allows computers to connect to other computers or the Internet?

Which is not a capability of the preprocessor?

a) inclusion of other files in the file being compiled b) definition of functions c) definition of symbolic constants d) definition of macros

Microsoft's Point-to-Point Encryption uses encryption keys that have varying length of what size?

A. 32 bits to 96 bits B. 40 bits to 128 bits C. 64 bits to 196 bits D. 128 bits to 1024 bits