1.Which of the following is not a valid identifier?

A. bank_statement

B. parts

C. 123go

D. goodbye

2.Preprocessor commands begin with:

A. <<

B. #

C. //

D. {

3. A floating-point number is:

A. A signed or unsigned integer

B. Any positive number that has a decimal point

C. An integer with an undetermined decimal point

D. Any signed or unsigned decimal number that has a decimal point

4. A legal C++ declaration and initialization is:

A. grade1 = 67.0;

B. float grade2 = float grade1;

C. float grade1, grade2;

D. float grade1 = 67.0;

5. For the following function prototypes, which function definition would be used in the function call x = answer (y,11.0); where x and y are of type double?

A. double answer (double data1, double data2);

B. double answer (double time, int count);

C. double answer (int data1, double data2);

D. None of the above

6. The cout object can be used to display:

A. Letters of the alphabet only

B. Character and integer data types

C. All of C++ data types

D. Short English phrases, but no foreign words

7. The statement 3 + 7 = total;

A. is invalid

B. is valid, and total is assigned the value 10

C. is valid because total is mnemonic

D. is a mixed-mode expression