Computer Science - Object Oriented Programming Using C++
Exercise :: Object Oriented Programming Using C++ - Section 7
| 21. |
When you define an object that is a member of a class, such as Student Abby; _____ |
| A. |
a block of memory is set aside and all data members are assigned valid values | | B. |
a block of memory is set aside | | C. |
no memory is set aside until values are defined | | D. |
no memory is set aside, but valid values are assigned to data members |
Answer: Option B
Explanation:
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| 22. |
A program can directly access the _____ members of a class |
| A. |
hidden | | B. |
private | | C. |
public | | D. |
both (b) and (c) |
Answer: Option C
Explanation:
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| 23. |
Any output manipulator function you create _____ |
| A. |
should take as an argument an instance of ostream as a reference | | B. |
should return void | | C. |
must be a member function of the ostream class | | D. |
must inherit ostream |
Answer: Option A
Explanation:
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| 24. |
To pass an array by reference, you |
| A. |
must include the address-of (&) operator before the array's name | | B. |
must include the number symbol (#) before the array's name | | C. |
do not have to do anything because arrays are automatically passed by reference |
Answer: Option C
Explanation:
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| 25. |
The instructions you enter into the computer are called the _____ |
| A. |
edited code | | B. |
machine code | | C. |
object code | | D. |
source code |
Answer: Option D
Explanation:
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