When a packet's destination network ID is the same as the directly connected network, you don't need a gateway. Therefore, a router may show a value of _______________ or the IP address of the directly connected port appears in the Gateway column.

Answer the following statements true (T) or false (F)

1) To add an item to a ListBox use the Add method of the Items property. 2) To remove an item from a ListBox, use the Delete method of the Items property. 3) The SelectedIndex property returns the index of the selected item. 4) If the user has not selected any items from the ListBox then SelectedIndex returns 0.

(Find the Error) Determine whether the following program segments contain errors. For each error, explain how it can be corrected. [Note: For a particular program segment, it’s possible that no errors are present in the segment.]

a) ``` template < class A > int sum( int num1, int num2, int num3 ) { return num1 + num2 + num3; } ``` b) ``` void printResults( int x, int y ) { cout << "The sum is " << x + y << '\n'; return x + y; } ``` c) ``` template < A > A product( A num1, A num2, A num3 ) { return num1 * num2 * num3; } ``` d) ``` double cube( int ); int cube( int ); ```