Is Ch 1-3 Test C++ Your Forte? Find Out With This Quiz!

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| By Tcarter1
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Quizzes Created: 1 | Total Attempts: 163
| Attempts: 163
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  • 1/26 Questions

    Assume that for each operation, a is 5, b is 14, and c is 8. a, b and c are all integers. a / b

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About This Quiz

C++ language was developed in 1979 and it is a sophisticated general purpose programming language based on C. If you are a starter at this language, then the quiz below is perfect for you, if you consider chapter one to three your forte. Take up the quiz and prove yourself!

Is Ch 1-3 Test C++ Your Forte? Find Out With This Quiz! - Quiz

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  • 2. 

    Check_Grade

    • Valid

    • Invalid

    Correct Answer
    A. Valid
    Explanation
    The given correct answer is "Valid". This suggests that the "Check_Grade" is a valid action or function. It implies that the system or program is able to check the grade of something or someone, and this action is considered valid or acceptable within the context of the question or problem.

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  • 3. 

    Cpu

    • Valid

    • Invalid

    Correct Answer
    A. Valid
  • 4. 

    Assume that for each operation, a is 5, b is 14, and c is 8. a, b and c are all integers. float(a) / c

    Correct Answer
    0.625
    Explanation
    5.0/8 = 5/8 = 0.625

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  • 5. 

    Assume that for each operation, a is 5, b is 14, and c is 8. a, b and c are all integers. a % b

    Correct Answer
    5
    Explanation
    5%14 = 5

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  • 6. 

    Sprint.L.L.C

    • Valid

    • Invalid

    Correct Answer
    A. Invalid
    Explanation
    no periods allowed

    Rate this question:

  • 7. 

    Student-grade

    • Valid

    • Invalid

    Correct Answer
    A. Invalid
    Explanation
    cannot have a dash

    Rate this question:

  • 8. 

    Evaluate the following numerical expression. int number; int x = 9, y = 5; float ave = 13.5 number = ( x + y / 3 * 2 ) + ave / x -1 * ave;

    Correct Answer
    -1
    Explanation
    number = (x+y / 3*2) + ave / x - 1 * ave;
    number = (9+5 / 3*2) + 13.5 / 9 - 1 * 13.5;
    number = (9+1*2) + 1.5 - 1 * 13.5;
    number = (9+2) + 1.5 - 13.5;
    number = (11) - 12.0;
    number = - 1.0;
    number = -1;

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  • 9. 

    Counter value

    • Valid

    • Invalid

    Correct Answer
    A. Invalid
    Explanation
    no spaces allowed

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  • 10. 

    Evaluate the following logical expressions as true or false: int x=0, y=1; bool value=false;   (these values are the same for each expression).     (x + y || value && x || !value)

    • True

    • False

    Correct Answer
    A. True
    Explanation
    (x + y || value && x || !value)
    (0 + 1 || false && 0 || true)
    (1 || false || true)
    true

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  • 11. 

    What is wrong with the following code that will assign my first initial to a variable? char initial; initial=M;

    • The m needs to have ‘’ around it "M".

    • The m needs to have ‘’ around it ‘M’.

    • It is fine.

    Correct Answer
    A. The m needs to have ‘’ around it ‘M’.
    Explanation
    The correct answer is that the m needs to have ‘’ around it ‘M’. In programming, characters need to be enclosed in single quotes ('') to indicate that they are a character literal. Therefore, the correct code should be initial = 'M';

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  • 12. 

        If the following are valid identifiers, check valid, otherwise check invalid, return

    • Valid

    • Invalid

    Correct Answer
    A. Invalid
    Explanation
    You cannot use keywords in an identifier.

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  • 13. 

    STUDENTS

    • Valid

    • Invalid

    Correct Answer
    A. Valid
    Explanation
    The given answer "Valid" suggests that the students mentioned in the context are considered valid or acceptable. However, without any additional information or context provided in the question, it is difficult to determine the specific criteria or conditions for determining the validity of the students.

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  • 14. 

    2file

    • Valid

    • Invalid

    Correct Answer
    A. Invalid
    Explanation
    Cannot start with a number

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  • 15. 

    Counter4Data

    • Valid

    • Invalid

    Correct Answer
    A. Valid
  • 16. 

    Evaluate the following logical expressions as true or false: int x=0, y=1; bool value=false;   (these values are the same for each expression).         (x=0 && y < 5/3 + 3 || value == 0/y)

    • True

    • False

    Correct Answer
    A. True
    Explanation
    (x=0 && y < 5/3 + 3 || value == 0/y)
    (FALSE && 1 < 5/3 + 3 || false == 0/y)//x=0 is assignment!
    (FALSE && 1 < 1 + 3 || false == 0)
    (FALSE || false == 0)
    (FALSE || TRUE)
    TRUE

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  • 17. 

    1. What is the output of the following code fragment?
    int i=20;   do {     cout << i << i+1 << endl; }while(i > 10);

    • 20 21

    • 10 20 21

    • 20 21 repeating

    Correct Answer
    A. 20 21 repeating
    Explanation
    20 21
    20 21
    20 21
    20 21
    20 21
    20 21
    repeating.

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  • 18. 

    Write only the code necessary to declare a variable that would hold the cost of an automobile.  Initialize it with a value of 0;

    • Int cost = 0;

    • Double cost = 0;

    • Cost = 0;

    • Double = 0;

    Correct Answer
    A. Double cost = 0;
    Explanation
    The correct answer is "double cost = 0;". This is the correct way to declare a variable named "cost" that can hold decimal values (double) and initialize it with a value of 0.

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  • 19. 

    Assume that for each operation, a is 5, b is 14, and c is 8. a, b and c are all integers. float(a / b)

    Correct Answer
    0.0
    Explanation
    float(0) = 0.0

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  • 20. 

    1. Change the following for loop into a while loop
    for( i=0;i < 10; i+=3) {     sum += i; }

  • 21. 

    Explain the difference between a do-while loop and a while loop.

  • 22. 

    Write a complete program that will convert from inches to centimeters. Use the formula     cent = inches * 2.54

  • 23. 

    1. Write a program to add and average test scores for this test. Use a sentinel controlled loop to do this. Do not worry about comments and the intial comment section. This is a complete program.

  • 24. 

    1. Write a switch statement to determine the GPA of a student given the letter grade. Use the following table as a guide.  Double gpa=0,class=0; Letter GPA      A 4.0 B 3.0 C 2.0 D 1.0 F 0.0                

  • 25. 

    1. Write the program again using if-else statements. Determine the GPA of a student given the letter grade. Use the following table as a guide.   Double gpa=0,class=0; Letter GPA      A 4.0 B 3.0 C 2.0 D 1.0 F 0.0                

Quiz Review Timeline (Updated): Feb 17, 2023 +

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  • Current Version
  • Feb 17, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Feb 17, 2012
    Quiz Created by
    Tcarter1
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