1. Declare two variables of type int, two of type float, three of type double, and one of type char. 2. Declare x, y, z, and t to be constants of type char, short, int, and float, respectively. Use...

1. Declare two variables of type int, two of type float, three of type double, and one of type char.

2. Declare x, y, z, and t to be constants of type char, short, int, and float, respectively. Use appropriate values for each constant.

3. Which of the following statements gives a compile-time error? Explain your answer.