Is c++ platform dependent?

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class A { public: void f(); protected: A() {} A(const A&){} }; Examine the class declaration shown above. Why are the default and copy constructors declared as protected? 1. To ensure that A cannot be created via new by a more derived class 2. To ensure that A cannot be copied 3. To ensure that A cannot be used as a base class except when public inheritance has been used 4. To ensure that A cannot be created/copied outside the inheritance chain 5. To ensure that A cannot be instantiated as a static variable

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Given the following seqment of code containing a group of nested if instructions: y = 9; if ((x==3) || (x == 5)) y++; else if (x == 2) y *= 2; else if (x == 4 ) y-= 7; else y = 8; Enter a segment of code (without any IF statements) that does exectly the same thing using the switch structure.

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Why struct is used in c++?

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Write a corrected statement in c++ so that the statement will work properly. if (x = y) x = 2*z;

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Must accepts "Maestro Cards" Tax for bike should be less than 15 Total number of lanes is more than 10 Must provides monthly pass Write a method: boolean isGoodTollBridge(String[] cardsAccepted, String[] tollTax, boolean hasMonthlyPass, int numberOfLanes); String[] cardsAccepted A String array of names of card types accepted for payment of toll tax, it can be null if the toll does not accept any card String[] tollTax A String array of toll tax chart (say “Train : 300”,”BullCart : 10”) boolean hasMonthlyPass This parameter defines whether there is any monthly pass available or not int numberOfLanes This parameter defines the number of lanes for each side

0 Answers   Telecom,

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Explain one-definition rule (odr).

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What do you mean by pure virtual functions in C++? Give an example?

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Write a program to swap 2 chars without using a third varable? char *s = "A"; char *p = "B";

7 Answers   CTS,

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What is the use of volatile keyword in c++? Give an example.

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What are special characters c++?

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Explain the auto storage classes in c++.

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