
C++ v2
Authored by Mariana Encheva
Computers
1st - 5th Grade
Used 4+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какво ще се отпечата след изпълнението на следния програмен фрагмент:
int a=15,b,c;
b=a/5;
c++;
cout<<c
4
15
неопределена стойност
3
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Колко пъти ще се изпълни цикълът?
int n=2;
for(int i=0; i<4; i++)
{
cout<<i<<endl;
}
4
3
0
2
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Коя от следните редици от символи е коректно зададен оператор за присвояване, където z, m, n са целочислени променливи:
7=z + 5;
sin(0)=m;
-z=m;
z=m+n;
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ЦИКЪЛЪТ FOR е:
цикъл със следусловие
нито едно от посочените
цикъл с неизвестен брой повторения
цикъл с фиксиран брой повторения
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Коя от следните редици от символи е коректно зададен оператор за вход на данни, където m и n са предварително декларирани променливи:
cin>>m,n
cin>>m>>n;
sin<<m+n;
cin<<m<<n;
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Какво пресмята следният цикъл for?
int s=0;
for(int I= 1; i<= 30; i++)
IF(I%3==1) s=s+i;
1 + 2 + 3 + 4+...+30
1 + 4 + 7 + 11+...+28
3 + 6 + 9+...+30
2 + 5 + 8+...+29
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Коя от дадените редици от символи е правилно записан израз в езика за програмиране С+ + :
abs(x)+sqr z
->/б +Beta+1/-2
1+|у|
4*x + 7*y
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