1. Which among the following best describes polymorphism? [1] a) It is the ability for a...
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1. Which among the following best describes polymorphism? [1] a) It is the ability for a message/data to be processed in more than one form b) It is the ability for a message/data to be processed in only 1 form c) It is the ability for many messages/data to be processed in one way d) It is the ability for undefined message/data to be processed in at least one way 2. If same message is passed to objects of several different classes and all of those can respond in a different way, what is this feature called? [1] a) Inheritance b) Overloading c) Polymorphism d) Overriding 3. Which class/set of classes can illustrate polymorphism in the following code: [1] class student { public: int marks; calc_grade() { return 40;} } class topper:public student { public: calc_grade() { return 10;} }; class average:public student { public: calc_grade() {return 20; } }; class failed { int marks; }; a) Only class student can show polymorphism b) Only class student and topper together can show polymorphism c) Class student, topper and average together can show polymorphism d) Class failed should also inherit class student for this code to work for polymorphism 1. Which among the following best describes polymorphism? [1] a) It is the ability for a message/data to be processed in more than one form b) It is the ability for a message/data to be processed in only 1 form c) It is the ability for many messages/data to be processed in one way d) It is the ability for undefined message/data to be processed in at least one way 2. If same message is passed to objects of several different classes and all of those can respond in a different way, what is this feature called? [1] a) Inheritance b) Overloading c) Polymorphism d) Overriding 3. Which class/set of classes can illustrate polymorphism in the following code: [1] class student { public: int marks; calc_grade() { return 40;} } class topper:public student { public: calc_grade() { return 10;} }; class average:public student { public: calc_grade() {return 20; } }; class failed { int marks; }; a) Only class student can show polymorphism b) Only class student and topper together can show polymorphism c) Class student, topper and average together can show polymorphism d) Class failed should also inherit class student for this code to work for polymorphism
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