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11th Standard Computer Science Polymorphism English Medium Free Online Test One Mark Questions 2020 - 2021

11th Standard

    Reg.No. :
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Computer Science

Time : 00:10:00 Hrs
Total Marks : 10

    Answer all the questions

    10 x 1 = 10
  1. Which of the following refers to a function having more than one distinct meaning?

    (a)

    Function Overloading

    (b)

    Member overloading

    (c)

    Operator overloading

    (d)

    Operations overloading

  2. Which of the following is invalid prototype for function overloading

    (a)

    void fun (intx);
    void fun (char ch);

    (b)

    void fun (intx);
    void fun (inty);

    (c)

    void fun (double d);
    void fun (char ch);

    (d)

    void fun (double d);
    void fun (inty);

  3. Which of the following operator is by default overloaded by the compiler?

    (a)

    *

    (b)

    +

    (c)

    +=

    (d)

    ==

  4. The word polymorphism means

    (a)

    different shapes

    (b)

    many shapes

    (c)

    used shapes

    (d)

    unused shapes

  5. In C++, Polymorphism is achieved through

    (a)

    abstraction

    (b)

    Data hiding

    (c)

    overloading

    (d)

    Data binding

  6. Which of the following means a name having two or more distinct meanings?

    (a)

    Abstraction

    (b)

    Overridding

    (c)

    Overloading

    (d)

    data binding

  7. The number and types of a function's parameter are called

    (a)

    overload resolution

    (b)

    overloaded function

    (c)

    function's signature

    (d)

    function's prototype

  8. Which of the following makes the program to execute faster?

    (a)

    Encapsulation

    (b)

    Inheritance

    (c)

    Function overloading

    (d)

    Object overloading

  9. The return type of overloaded functions are not considered for overloading same ___________.

    (a)

    polymorphism

    (b)

    prototype

    (c)

    data type

    (d)

    overloading

  10. the overloaded operator is given using the keyword ________ followed by an operator symbol

    (a)

    operator

    (b)

    data type

    (c)

    object

    (d)

    function

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