Which of the following is a valid C++ identifier? 2. Which of the following iden

Question

Which of the following is a valid C++ identifier?

2. Which of the following identifies syntax errors in programs written in a high-level language?

3. For the values given, what will c contain after executing the following?

int a = 9, b = 4, c = -1;
c -= a % b;

4. For the values given, what will c contain after executing the following?

int a = 9, b = 4, c = -1;
c += b++ * a;

5. A single equal sign is called


6. What is the result of 66 % 5?


7. What is the output for the following code fragment?

int var1 = 20;
cout << --var1;
cout << ++var1;

8.Which operation in the following expression will be performed first?

c = ++a / b + 5;

9. When used with cout, << is called

A user inputs his name in response to a prompt for a numeric value. The subsequent cin statement tries to get a numeric value and store it into an integer variable. How does a program detect this input error and clear it?


11. Which statement outputs a double value in a field of five characters with two digits after the decimal point?

Explanation / Answer

2. Preprocessor. 3. -2 5. the equality operator. 6. 1 9. bitwise shift

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