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Kasim Kamal Questions
290 Questions
It is illegal to assign an int variable to a pointer, even if the variable’s value happens to be 0
C++ programming
2022-07-03
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A null pointer does not point to any object. Code can check whether a pointer is null before attempting to use it. There are several ways to obtain a null pointer
C++ programming
2022-07-03
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Dereferencing a pointer yields the object to which the pointer points. We can assign to that object by assigning to the result of the dereference
C++ programming
2022-07-03
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When a pointer points to an object, we can use the dereference operator (the * operator) to access that object
C++ programming
2022-07-03
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The types of the pointer and the object to which it points must match
C++ programming
2022-07-03
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A pointer holds the address of another object. We get the address of an object by usin the address-of operator (the & operator)
C++ programming
2022-07-03
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We define a pointer type by writing a declarator of the form *d, where d is the name being defined. The * must be repeated for each pointer variable
C++ programming
2022-07-03
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Write your own version of the Sales_data.h header and use it to rewrite the exercise from § 2.6.2 (p. 76)
C++ programming
2022-07-03
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Use your Sales_data class to rewrite the exercises in § 1.5.1 (p. 22), § 1.5.2 (p. 24), and § 1.6 (p. 25). For now, you should define your Sales_data class in the same file as your main function
C++ programming
2022-07-03
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Write your own version of the Sales_data class
C++ programming
2022-07-03
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Compile the following program to see what happens when you forget the semicolon after a class definition. Remember the message for future reference
C++ programming
2022-07-03
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Describe the differences in type deduction between decltype and auto. Give an example of an expression where auto and decltype will deduce the same type and an example where they will deduce differing types
C++ programming
2022-07-03
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Assignment is an example of an expression that yields a reference type. The type is a reference to the type of the left-hand operand. That is, if i is an int, then the type of the expression i = x is int&. Using that knowledge, determine the type and value of each variable in this code
C++ programming
2022-07-03
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290
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