____________________ queries are initiated by clients to resolve a fully qualified domain name (FQDN)to its IP address.

The main difference between a pure virtual function and a virtual function is:

a. The return type. b. The member access specifier. c. That a pure virtual function cannot have an implementation. d. The location in the class.

Here are several different initializations of a structure variable. State what happens in each initialization.

``` struct WeatherData {int temperature; int windChill; int windSpeed; ``` a) WeatherData prediction ={ }; b) WeatherData prediction ={40}; c) WeatherData prediction ={40, -10, }; d) x WeatherData prediction ={40, -10, 20 };