Which collection would you use if you need to process the items in the collection on first-in-first-out order?

Suppose you have defined the House and Boat classes and you want to make a HouseBoat class that inherits from both House and Boat. Which of the following approaches would not work?

Please enter output result of the following code:

What will be the output of the C#.NET code snippet given below?

The BETWEEN keyword from SQL defines ...

Please, write what will be the output after the execution of the next code fragment:

In case of compilation error please, write C, in case of runtime error please, write R.

Please, write what will be the output after the execution of the F() function.

In case of compilation error please, write C, in case of runtime error please, write R.