Fayllar bilan ishlash oqimlariga qaysilar kiradi fstream, ifstream, ofstream

A)Bahrom, Ilyos,Sodiq B)Bahrom Ilyos Sodiq *C)dasturda xatolik beradi

D) 3

34. C++ tili standarti bo’yicha indekslar soni nechtagacha bo’lishi mumkin?

A) 25 *B) 31 C) cheksiz D) 10

35. C++ tilida simvolli massivlar qanday e’lon qilinadi?

*A) char a[10] ; B) string h[5]; C) int a[9]; D) float a[5];

36. Noto’g’ri e’lon qilingan massivni toping?

A) int m[5] B) float a[5] C) bool b[9] D) Bu yerda barchasi to’g’ri

37. Massiv elementiga nima orqali murojaat qilinadi?

A) nomi orqali B) tipi orqali *C) indeksi orqali D) funksiya orqali

38. Quyidagi dastur bizga qanday natija beradi?

int a[5];

for (int i=0;i<5;i++)

{ cin>>a[i];}

cout<

A)kiritilgan elementlarning egallagan hotira hajmini

*B) elementlar sonini C) elementlarning o’rta arifmetigini

D) elementlar yig’indisini

39. Ikki o’lchamli dinamik massivni tashkil qilish to’g’ri ko’rsatilgan qatorni toping?

*A) int **a; B) int *a; C) int &&a; D) int &a;

40. Quyidagi funksiya qanday vazifani bajaradi?

a=new int*[satrlar soni];

A)Ko’rsatkich soniga qarab yangi massiv yaratadi.

B)Ko’rsatkichlarni qiymatini a ga tenglaydi

C)elementlarni qancha xotira egallaganini aniqlaydi

*D)Satrlar soniga qarab massivga dinamik xotira ajratadi

41. Dinanmik massivda satrlar xotirada qanday joylashadi?

A) ketma-ket *B) xotiraning turli qismida C) xotirada joy ajratilmaydi

42. Quyidagi dastur qanday natija chiqaradi?

int a[]={2,3,4,1};

sort(a,a+4);

for(int i=0;i<4;i++)

cout<

A)2,3,4,1 B)2,1 *C) 1,2,3,4 D) 4

43. Quyidagi dastur qanday natija chiqaradi?

float b[6];

b[0]=1;

b[1]=2;

b[2]=b[1]-1;

cout<

1. 
   2 B) 6 *C) 1 D) 4
   

44. Quyidagi dastur qanday natija chiqaradi?

float b[6];

b[0]=1;

b[1]=2;

b[2]=b[1]-1;

cout<

1. 
   2 *B) istalgan son chiqishi mumkin C) 0 D) dasturda xatolik chiqadi
   

45. Quyidagi dastur qanday natija chiqaradi?

int b[6]={1,2,3,4,5,6};

for (int i=0;i<6;i++)

{if(b[i]%2==0)

cout<

}

1. 
   1 2 3 4 5 6 B) 1 3 5 C) 2 3 4 6 *D)2 4 6
   

46. Quyidagi dastur qanday natija chiqaradi?

int b[6]={1,2,3,4,5,6};

int m=b[0];

for (int i=0;i<6;i++)

{ if(b[i]

m=b[i];}

cout<*A) 1 B) 6 C) 2 D) 3

47. Quyidagi dastur qanday natija chiqaradi?

int b[6]={1,2,1,4,1,6};

int m=b[0],t=0;

for (int i=0;i<6;i++)

{ if(b[i]

m=b[i]; t=i}

cout<

A)1 *B) 0 C) 3 D) 5

48. Quyidagi dastur qanday natija chiqaradi?

int a[5][3]={2,2,2,3,3,3,2,1,1,4,4,3,1,2,3};

float s=0;

for (int i=0;i<5;i++)

{for(int j=0;j<3;j++)

{s=s+a[i][j];}

}

cout<

*A) 36 B) 15 C) 30 D)40

49. Quyidagi dastur qanday natija chiqaradi?

int a[3][3]={2,2,2,3,3,3,2,1,1};

for (int i=0;i<3;i++)

{for(int j=0;j<3;j++)

{ if(i==j) {cout<

}

}

A)Bosh diagonaldan tashqari barcha elementlarni

B) Bosh diagonaldan yuqori elementlarni

*C) Bosh diagonal elementlarini

D) Bosh diagonaldan pastki elementlarini

50. Massivlarni navlarga ajratish bu-….

A)Berilgan ma’lumotlarni yagona massivga yig’ish;

B)Berilgan ma’lumotlarni saralash;

C)Berilgan ma’lumotlarni boshqa tipga o’tkazish;

*D)Berilgan ko’plab obyektlarni biron-bir belgilangan tartibda qaytadan guruhlash

51.Dasturning natijasi qanday boladi?

#include

using namespace std;

int main()

{

short a,b;

double c;

a=3;

b=2;

c=a/b;

if (c==1)

{

cout << "yakuniy" << endl;

}

else

{

cout << "birinchi" << endl;

}

return 0;

}

*a) yakuniy

b) birinchi

c) dasturda xatolik bor

d) 1.5

52. Dasturning natijasi qanday boladi?

#include

using namespace std;

int main()

{

int a,b;

float c;

a=3;

b=2;

c=a/b;

switch (c)

{

case 1 : cout << "C++"; break;

case 1.5: cout << "Dastur"; break;

case 2 : cout << "Tugadi"; break;

case 2.5: cout << "Salom"; break;

}

return 0;

}

1. 
   Dastur
   
2. 
   C++
   

*c) Dasturda xatolik bor

4. 
   Tugadi
   

53. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

int a;

a=1500;

if (a%2==0)

{

a=a/100;

if (a/3==500)

{

if (a%4==3)

{

cout << "Talaba";

}

cout << "Salom";

}

cout << "Salom Talaba";

}

return 0;

}

1. 
   Talaba
   

*b) Salom Talaba

c) TalabaSalomSalom Talaba

d) SalomSalom Talaba

54. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

int a,b,c,d;

a=3;

b=2;

c=4;

d=a+b/2*c;

cout << d << endl;

return 0;

}

*a) 7

b) 0

c) 3

d) 0.625

55. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

int a,b,c;

double d;

a=3;

b=2;

c=4;

d=a+b/2*c;

cout << d << endl;

return 0;

}

*a) 7

b) 0

c) 3

d) 0.625

56. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

int a,b,c;

double d;

a=3;

b=2;

c=4;

d=b/c*sqrt(c)/pow(a,b);

cout << d << endl;

return 0;

}

1. 
   0
   
2. 
   0.(1)
   
3. 
   2.25
   

*d) dasturda xatolik bor

57. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

double a,b,c,d;

a=3;

b=2;

c=4;

d=b/c*sqrt(c)/pow(a,b);

swap(a,d);

cout << d << endl;

return 0;

}

4. 
   0
   
5. 
   0.(1)
   
6. 
   3
   

*d) dasturda xatolik bor

58. Dastur natijasi qanday boladi?

#include

#include

using namespace std;

int main()

{

int a,b,c;

double d;

a=0;

b=1;

c=4;

d=b/c*sqrt(c)/pow(a,b);

swap(a,d);

cout << d << endl;

return 0;

}

7. 
   0
   
8. 
   0.(1)
   
9. 
   3
   

*d) dasturda xatolik bor

59. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

int a,b,c;

a=2;

b=0;

c=0;

bool e= a>=b && c<=b;

cout << a+e << endl;

return 0;

}

*a) 3

b) 2

c) 0

d) dasturda xatolik bor

60. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

int a,b,c;

a=3;

b=4;

c=8;

bool e= a>=b && c<=b;

if (e)

{

if (e%11==0)

{

if (a==3)

{

cout << "C++";

}

cout << "Dasturchi";

}

cout << "Dasturlash";

}

return 0;

}

1. 
   Dasturlash
   
2. 
   C++
   

*c) Ekranga xech narsa chiqmedi

d) Dasturda xatolik bor

61. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

int a,b,c;

a=3;

b=4;

c=8;

bool e= a<=b && c>=b;

if (e)

{

if (e%11==0)

{

if (a==3)

{

cout << "C++";

}

cout << "Dasturchi";

}

cout << "Dasturlash";

}

return 0;

}

*a) Dasturlash

2. 
   C++
   

c) Ekranga xech narsa chiqmedi

d) Dasturda xatolik bor

62. Dastur natijasi qanday boladi?

#include

#include

using namespace std;

int main()

{

int a,b,c;

double d;

a=0;

b=2;

c=1;

d=(a+b)/c+pow(b,a)/b;

cout << d << endl;

return 0;

}

*a) 2.5

b) 2

c) 0

d) dasturda xatolik bor

63. Dastur natijasi qanday boladi?

#include

#include

using namespace std;

int main()

{

int a,b,c;

double d;

a=0;

b=2;

c=1;

d=pow(a+(b+2*c)/2,2)/(a+2*b);

cout << d << endl;

return 0;

}

1. 
   0
   

*b) 1

2. 
   2
   
3. 
   Dasturda xatolik bor
   

64. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

int a,b,c;

a=4;

b=8;

c=0;

bool e= a>b || b>c;

cout << e << endl;

return 0;

}

1. 
   -1
   
2. 
   0
   

*c) 1

3. 
   Dasturda xatolik bor
   

65. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

short d;

double a,b,c;

a=1.5;

b=3;

c=2.3;

d=a+b+c;

cout << d << endl;

return 0;

}

1. 
   6.8
   

*b) 6

c) Ekranga xech nars chiqmedi

d) Dasturda xatolik bor

66. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

short a,b,c;

a=3.8;

b=2.2;

c=1.5;

if (b+c==3)

{

if (a+b==5)

{

if (a+c==4)

{

cout << "Dastur";

}

cout << "Darsi";

}

cout << "Tugadi";

}

return 0;

}

1. 
   Tugadi
   
2. 
   DarsiTugadi
   

*c) DasturDarsiTugadi

4. 
   Ekranga xech narsa chiqmedi
   

67. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

short a,b,c;

float d;

a=10;

b=3;

c=9;

d=(a+c+3*b)/a;

cout << d << endl;

return 0;

}

*a) 2

1. 
   2.8
   
2. 
   3
   
3. 
   Dasturda xatolik bor
   

68. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

int a,c;

a=5;

c=a/4;

switch (c)

{

case 1:

case 3: cout << "Ishladi"; break;

case 5: cout << "Dastur"; break;

default: cout << "Talaba";

}

return 0;

}

*a) Ishladi

b) Dastur

c) Talaba

d) Ekranga xech narsa chiqmedi

69. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

int a,b,c;

a=5;

b=12;

c=b/a;

switch (c)

{

case 1:

case 3: cout << "Ishladi"; break;

case 5: cout << "Dastur"; break;

default: cout << "Talaba";

}

return 0;

}

a) Ishladi

b) Dastur

*c) Talaba

d) Ekranga xech narsa chiqmedi

70. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

int q=0;

string s="murakkab dastur";

if (s[0]=='m')

{

q=q++;

}

cout << q++;

return 0;

}

*a) 0

b) 1

c) 2

d) dasturda xatolik bor

71. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

int a,b,q=0;

a=1.2;

b=2;

if (b+a==3)

{

if (a==2)

{

q=q++;

}

q++;

}

cout << q++;

return 0;

}

1. 
   3
   
2. 
   2
   

*c) 1

3. 
   0
   

72. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

a=10;

b=2;

if (a/b==5)

{

if (a==10)

{

if (b==2)

{

cout << "Ortacha"; return 0;

}

cout << "Rost"; return 0;

}

cout << "Xato";

}

return 0;

}

1. 
   Ortacha
   
2. 
   Rost
   
3. 
   Xato
   

*d) Dasturda xatolik bor

73. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

int a,b,c;

a=10;

b=5;

c=7;

bool e = a>=b && c!=b || a<=c;

cout << e << endl;

return 0;

}

1. 
   -1
   
2. 
   0
   

*c) 1

3. 
   Dasturda xatolik bor
   

74. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

int a,b;

a=10;

b=5;

bool e = a=cout << e << endl;

return 0;

}

1. 
   -1
   
2. 
   0
   
3. 
   1
   

*d) Dasturda xatolik bor

75. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

int a=0,b=0,c=1;

b+=a++;

b+=c;

cout << b++ << endl;

return 0;

}

1. 
   -1
   
2. 
   0
   

*c) 1

4. 
   2
   

76. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

string s="mustaqil ish";

int n=s.find(' ');

cout << n << endl;

return 0;

}

*a) 8

b) 7

c) 9

d) 0

77. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

string s="mustaqil ish";

int n=s.find(' ');

s.erase(n,s.size());

cout << s << endl;

return 0;

}

1. 
   mustaqil ish
   

*b) mustaqil

c) ish

d) dasturda xatolik bor

78. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

string s="mustaqil ish";

int n=s.find("mustaqil ish");

cout << n << endl;

return 0;

}

*a) 0

b) 12

c) 8

d) 1

79. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

int n(2.8),b=12;

cout << b/n;

return 0;

}

1. 
   4
   

*b) 6

c) 12

d) Dasturda xatolik bor

80. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

short s(500.500),a=10;

if (s>500)

{

s=10;

}

cout << s/a;

return 0;

}

1. 
   50.05
   
2. 
   1
   

*c) 50

d) dasturda xatolik bor

81. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

cout << sizeof(int)+sizeof(long) << endl;

return 0;

}

*a) 8

b) 4

c) 2

d) dasturda xatolik bor

82. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

string s="Yutqazdin";

int a;

a=sizeof(long long);

a+=s.size();

cout << a << endl;

return 0;

}

1. 
   13
   
2. 
   15
   

*c) 17

3. 
   Dasturda xatolik bor
   

83. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

string s="98";

int a=0;

a+=s[1]-48;

cout << a;

return 0;

}

1. 
   98
   
2. 
   89
   
3. 
   9
   

*d) 8

84. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

string a,s="men dasturchi bolaman";

int n=s.find(' ');

s.erase(0,n+1);

n=s.find(' ');

a=s.substr(0,n);

cout << a << endl;

return 0;

}

1. 
   men dasturchi bolaman
   
2. 
   dasturchi bolaman
   
3. 
   men
   

*d) dasturchi

85. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

char a="men va sen";

int n = a.find(' ');

cout << n << endl;

return 0;

}

1. 
   3
   
2. 
   6
   
3. 
   10
   
4. 
   Dasturda xatolik bor
   

86. 
    “++” ma’nosi nima?
    

a)Identifikatsiyalash. b) Provikatsiyalash *c) Inkrement d)Dikrement

87. Unsigned int ni qiymat chegarasi qanchadan qanchagacha?

a)-65535-65536 b)-32768-32768 *c)0-65535 d)0-32767

88.Void qancha joy egallaydi?

*a) 2 yoki 4 b) 4 yoki 8 c) 8 yoki 16 d) 1 yoki 2

89. Chala shart operatorini korsating.

*a) if (…) {…}

b) if (…) {…} else {…}

c) for (…;…;…)

d) while (…) {…}

90. Takrorlanuvchi operatorlarga misollar keltiring?

a)if , for ,while;

*b)for,do-while,while;

c)do-while,for,if,switch;

d)for,while,switch,goto;

91.Dasturning natijasi qanday boladi?

#include

using namespace std;

int main()

{

int q,e;

q=0;

e=0;

bool b, a = q == e;

b = a >=q;

cout << b+a;

return 0;

}

*a) 2

b) 1

c) dasturda xatolik bor

d) 0

92. Dasturning natijasi qanday boladi?

#include

using namespace std;

int main()

{

short a,b;

a=0;

b=9;

if (a=b-9)

{

cout << "Yakuniy";

}

else

{

cout << "Yakunlandi";

}

return 0;

}

1. 
   Yakuniy
   
2. 
   Dasturda xatolik bor
   

*c) Yakunlandi

4. 
   Ekanga xech narsa chiqmedi
   

93. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

int n[]={0, 1.1, 2.2, 3.3, 5.5};

float x;

x=(n[1]+n[4])/n[2]+n[3];

cout << x;

return 0;

}

1. 
   5
   

*b) 6

c) 5.5

d) 0

94. Dastur natijasi qanday boladi?

#include

#include

using namespace std;

int main()

{

int n[]={1, 5.5, -2, 3.3, 5.5};

float x;

x=(pow(n[2],2)+abs(n[3]))/(n[1]-n[3]);

cout << x;

return 0;

}

*a) 3.5

b) 3

c) -27

d) 13.5

95. Dastur natijasi qanday boladi?

#include

#include

using namespace std;

int main()

{

if (M_PI>3.14)

{

if (exp(1)<1)

{

if (M_PI_4>3)

{

cout << "Yomon"; return 0;

}

cout << "Yaxshi"; return 0;

}

cout << "Ortacha";

}

return 0;

}

*a) Ortacha

b) Yomon

c) Yaxshi

d) Ekranga xech narsa chiqmedi

96. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

int a,b;

a=2;

b=3;

cout << (a*b)*(1/b);

return 0;

}

*a) 0

1. 
   2
   
2. 
   1
   

d) dasturda xatolik bor

97. Dastur natijasi qanday boladi?

#include

#include

using namespace std;

int main()

{

int a,b;

a=2;

b=3;

cout << (a*b)*pow(b,-1);

return 0;

}

3. 
   0
   
4. 
   1
   

*c) 2

d) dasturda xatolik bor

98. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

int a,b;

a=7;

b=4;

if (a*b%3==1)

{

if (a/b==1)

{

if (b/a>0)

{

cout << "Xayir"; return 0;

}

cout << "Tugadi"; return 0;

}

cout << "Dastur";

}

return 0;

}

1. 
   Xayir
   
2. 
   Dastur
   

*c) Tugadi

d) Dasturda xatolik bor

99. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

double a,b;

b=4.4;

a=b/2.2;

cout << b/a;

return 0;

}

*a) 2.2

b) 2

c) 1

d) dasturda xatolik bor

100. Dastur natijasi qanday boladi?

#include

using namespace std;

int main()

{

int b=20.5;

bool a = 20>=b;

if (a)

{

if (b<=b)

{

cout << "Bola"; return 0;

}

cout << "Bolalar"; return 0;

}

return 0;

}

*a) Bola

2. 
   Bolalar
   

c) Ekranga xech narsa chiqmedi

d) Dasturda xatolik bor