- •Preparation for Final Exam mcq Quiz big - Попытка 1
- •Preparation for Final Exam mcq Quiz big - Попытка 1
- •Preparation for Final Exam mcq Quiz big - Попытка 1
- •Preparation for Final Exam mcq Quiz big - Попытка 1
- •Preparation for Final Exam mcq Quiz big - Попытка 1
- •Preparation for Final Exam mcq Quiz big - Попытка 1
- •Preparation for Final Exam mcq Quiz big - Попытка 1
- •Preparation for Final Exam mcq Quiz big - Попытка 1
- •Preparation for Final Exam mcq Quiz big - Попытка 1
- •Preparation for Final Exam mcq Quiz big - Попытка 1
Preparation for Final Exam mcq Quiz big - Попытка 1
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Question21
Баллов: 1
What gets printed for the value of z?
#include <iostream>
struct Foo{Foo(int n) : x(n++), y(n++), z(n++) {}int x;int y;int z;};
int main(int argc, char** argv){Foo f(3);
std::cout << "x: " << f.x << std::endl;std::cout << "y: " << f.y << std::endl;std::cout << "z: " << f.z << std::endl;
return 0;}
Выберите один ответ.
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a. code is ill-formed |
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b. 4 |
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c. 5 |
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d. 3 |
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Question22
Баллов: 1
Find the error(s) in the following and correct it (them).The following is a partial definition of class Time:
class Time{public:// function prototypesprivate:int hour = 0;int minute = 0;int second = 0;}; // end class Time
Выберите один ответ.
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a. class Time {public:// function prototypesprivate:hour = 0;minute = 0;second = 0;}; // end class Time |
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b. class Time{public:// function prototypesTime (int my_hour, int my_minute, int my_second){hour=my_hour;minute=my_minute; second=my_second;}private:int hour;int minute;int second;}; // end class Time |
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c. no errors |
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Question23
Баллов: 1
All programs can be written in terms of three types of control structures:.
Question24
Баллов: 1
Find the error(s) in the following code segment. The following code should print the values 1 to 10: n = 1; while ( n < 10 )
cout << n++ << endl;
Выберите один ответ.
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a. n = 1; while ( n <=11 ) cout << n++ << endl; |
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b. n = 1; while ( n < 11 ) cout << n++ << endl; |
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c. n = 1; while ( n <= 10 ) cout << ++n << endl; |
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Question25
Баллов: 1
All arguments to function calls in C++ are passed by value
Ответ:
TrueFalse
Question26
Баллов: 1
What is the output of the program?
#include<iostream>
usingnamespace std;
int main() {
int a = 1;
do {
a+=1;
cout << a;
} while (a<5);
return 0;
}
Выберите один ответ.
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a. 1234 |
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b. 23456 |
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c. 2345 |
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d. 12345 |
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e. 123456 |
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Question27
Баллов: 1
Predecrement the variable x by 1, then subtract it from the variable total
Выберите один ответ.
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a. total = --x; |
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b. total -= x--; |
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c. total -= ++x; |
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d. total -= --x; |
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e. total -= x++-; |
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Question28
Баллов: 1
A function that calls itself either directly or indirectly (i.e., through another function) is a ( n ) ________ function
Выберите один ответ.
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a. recursive |
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b. special |
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c. not sure |
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d. repetition |
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e. loop |
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Question29
Баллов: 1
Find the error(s) in the following and correct it (them).Assume the following prototype is declared in class Employee:int Employee( const char *, const char * );
Выберите один ответ.
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a. int Employee( const char *, const char * ); |
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b. Employee( const char *, const char * ); |
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c. Employee( const char , const char ); |
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Question30
Баллов: 1
Find the error in the following program segment. Assume the following declarations and statements:int *zPtr; // zPtr will reference array zint *aPtr = 0;void *sPtr = 0;int number;int z[ 5 ] = { 1, 2, 3, 4, 5 };// assign the value pointed to by sPtr to numbernumber = *sPtr;
Выберите один ответ.
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a. number = *static_cast< int * >( sPtr ); |
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b. number = sPtr; |
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c. number = *sPtr; |
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