Ultimate C++ Programming Language Test! Hardest Trivia Quiz

60 Questions | Total Attempts: 564

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Ultimate C++ Programming Language Test! Hardest Trivia Quiz

This is undoubtedly the ultimate C++ programming language basic trivia test and it is for all the programmers in training that are willing to perfect their skills when it comes to this language. If you are among them then you are in luck as you can take this quiz as much as you can and be assured of a fun learning experience.


Questions and Answers
  • 1. 
    A function that is associated with an object is called a _________ function.
    • A. 

      Input

    • B. 

      Output

    • C. 

      Member

    • D. 

      Instantiated

  • 2. 
    What is the output of the following function and function call? void calculateCost(int count, float& subTotal, float taxCost);   float tax = 0.0,   subtotal = 0.0;   calculateCost(15, subtotal,tax); cout << "The cost for 15 items is " << subtotal        << ", and the tax for " << subtotal << " is " << tax << endl; //end of fragment   void calculateCost(int count, float& subTotal, float taxCost) {       if ( count < 10)       {                   subTotal = count * 0.50;       }       else       {                   subTotal = count * 0.20;       }       taxCost = 0.1 * subTotal; }
    • A. 

      The cost for 15 items is 3.00, and the tax for 3.00 is 0.30;

    • B. 

      The cost for 15 items is 0.00, and the tax for 3.00 is 0.00;

    • C. 

      The cost for 15 items is 0.00, and the tax for 3.00 is 0.30;

    • D. 

      The cost for 15 items is 3.00, and the tax for 3.00 is 0.00;

  • 3. 
    What is the value of x after the following statements? int x, y, z; y = 10; z = 3; x = y * z + 3;
    • A. 

      Garbage

    • B. 

      60

    • C. 

      30

    • D. 

      33

  • 4. 
    What is the value of x after the following statements? int x; x = x + 30;
    • A. 

      0

    • B. 

      30

    • C. 

      33

    • D. 

      Garbage

  • 5. 
    What is the output of the following code? float value; value = 33.5; cout << value << endl;
    • A. 

      33.5

    • B. 

      33

    • C. 

      Value

    • D. 

      Garbage

  • 6. 
    Which of the following statements is NOT legal?
    • A. 

      Char ch='b';

    • B. 

      Char ch='0';

    • C. 

      Char ch=65;

    • D. 

      Char ch="cc";

  • 7. 
    What is the value of choice after the following statements? void getChoice(int& par_choice, in par_count); int choice, count=3;   getChoice(choice, count);   void getChoice(int& par_choice, in par_count) {             if(par_count<0)                         par_choice =0;             if(par_count = 0)                         par_choice=-1;             else                         par_choice=99;             return; }
    • A. 

      3

    • B. 

      0

    • C. 

      -1

    • D. 

      99

  • 8. 
    Which of the following is not an example of a program bug?
    • A. 

      Run-time error

    • B. 

      Operator error

    • C. 

      Syntax error

    • D. 

      Syntax error

  • 9. 
    The set of instructions that a computer will follow is known as:
    • A. 

      Hardware

    • B. 

      Algorithm

    • C. 

      Program

    • D. 

      CPU

  • 10. 
    Which of the following is not a valid identifier?
    • A. 

      Return

    • B. 

      MyInt

    • C. 

      MyInteger

    • D. 

      Total3

  • 11. 
    Which of the following is not part of the Software Life Cycle?
    • A. 

      Analysis

    • B. 

      Design

    • C. 

      Data Entry

    • D. 

      Implementation

    • E. 

      Testing

  • 12. 
    An algorithm is
    • A. 

      The inputs and outputs of a program

    • B. 

      The part of the computer that does the processing

    • C. 

      A finite set of steps to solve a problem

    • D. 

      A complete computer program

  • 13. 
    Which of the following is not a phase of the program-design process?
    • A. 

      Problem-solving

    • B. 

      Implementation

    • C. 

      Marketing the final program

  • 14. 
    What is the value of x after the following statements? double x; x = 0; x += 3.0 * 4.0; x -= 2.0;
    • A. 

      22.0

    • B. 

      12.0

    • C. 

      10.0

    • D. 

      14.0

  • 15. 
    What is the value of x after the following statements? int x; x = 15 %4;
    • A. 

      15

    • B. 

      4

    • C. 

      3

    • D. 

      3.75

  • 16. 
    What is the value of x after the following statement? float x; x = 3.0 / 4.0 + 3  + 2 / 5
    • A. 

      5.75

    • B. 

      4.75

    • C. 

      1.75

    • D. 

      3.75

  • 17. 
    1. Which boolean operation is described by the following table?
    A B Operation True True True True False True False True True False False False
    • A. 

      Or

    • B. 

      And

    • C. 

      Not

    • D. 

      None of the above

  • 18. 
    Which of the following data types may be used in a switch statement?
    • A. 

      Int

    • B. 

      Char

    • C. 

      Enum

    • D. 

      Long

    • E. 

      All of the above

    • F. 

      A and d

  • 19. 
    What is wrong with the following for loop?       for(int i=0; i<10; i--)       {                   cout << "Hello\n";       }
    • A. 

      Can not use a for-loop for this

    • B. 

      I is not initialized

    • C. 

      Infinite loop

    • D. 

      Off-by-one error

  • 20. 
    What is the value of x after the following code fragment executes? float x = 36.0; x = sqrt(x);
    • A. 

      36.0

    • B. 

      6.0

    • C. 

      3.0

    • D. 

      2.456

  • 21. 
    What is the output of the following program fragment? cout << pow(4,2) << endl;
    • A. 

      4

    • B. 

      2

    • C. 

      8

    • D. 

      16

  • 22. 
    1. Which boolean operation is described by the following table?
    A B Operation True True True True False False False True False False False False  
    • A. 

      Or

    • B. 

      And

    • C. 

      Not

    • D. 

      None of the above

  • 23. 
    If the variable x has the original value of 3.4, what is the value in x after the following? cout << static_cast(x);
    • A. 

      3.4

    • B. 

      4

    • C. 

      3

    • D. 

      Unknown

  • 24. 
    What is the value of the following? sqrt(sqrt(pow(2,4)));
    • A. 

      1

    • B. 

      2

    • C. 

      4

    • D. 

      16

  • 25. 
    What is the value of i after the following function call? //function definition int doSomething(int value) {             value = 35;             return value;             value = 13 }   //fragment of main program int i=0; cout << doSomething(i);
    • A. 

      13

    • B. 

      35

    • C. 

      48

    • D. 

      0

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