The ____ button on the FORM LAYOUT TOOLS ARRANGE tab inserts a blank column to the right of the selected column.

Which of the following correctly represents the port used by FTP control traffic and FTP file transfer traffic respectively?

A. 20, 25 B. 21, 23 C. 20, 23 D. 21, 20

Threads communicate with COM objects ________.

a) through pointers b) through COM objects’ interfaces c) by transmitting requests over a pipe to the COM object d) through globally unique IDs (GUIDs)