class professor {}; class teacher : public virtual professor {}; class resea

class professor {};
class teacher : public virtual professor {};
class researcher : public virtual professor {};
class myprofessor : public teacher, public researcher {};

Referring to the sample code above, if an object of class
"myprofessor" were created, how many instances of professor
will it contain?
a) 0
b) 1
c) 2
d) 3
e) 4

Question Posted / ramesh.chaluvadi

4 Answers
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class professor {}; class teacher : public virtual professor {}; class researcher : public virtu..

Answer / guest

Ans is value 1 i.e ans B

Is This Answer Correct ?

22 Yes

0 No

class professor {}; class teacher : public virtual professor {}; class researcher : public virtu..

Answer / ahsanullah

becouse of virtual keyword it will create only one instances,
so ANS is: 1

Is This Answer Correct ?

6 Yes

0 No

class professor {}; class teacher : public virtual professor {}; class researcher : public virtu..

Answer / d.sakthi

ans is 1 option b
reason:as three classes are derived from base class single instance is enough

Is This Answer Correct ?

3 Yes

0 No

class professor {}; class teacher : public virtual professor {}; class researcher : public virtu..

Answer / alliance group

answer is 1......b option

Is This Answer Correct ?

2 Yes

0 No

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