T ni qiymati nechchiga teng int t=0, i=0

t ni qiymati nechchiga teng

    int t=0, i=0;

    while (i<5)

    { 

       i+=2;

       t+=i;

      }

12

24

34

42

Dastur bo‘lagi bajarganingizdan keyin x o’zgaruvchisining qiymatini aniqlang:

     int x=1, y=0;

               while ( y < 12 )

        y = 3 * ( ++x ) + 1;

5

4

7

 2

1

for (i=1;  i<=5;  i++) sikl tanasi necha marta takrorlanadi?

to‘g‘ri javob yo‘q

4 marta

5 marta

6 marta
"while (ifoda_shart) {…}" konstruksiyadan foydalanish nimani bildiradi?

Avval shartga tekshiriluvchi sikl

Dastlab funktsiyani tekshiradigan sikl

 

Amal bajarilgandan so’ng shartga tekshiriluvchi sikl

parametrik sikl

C++ dasturlash tilida nechta takrorlanuvchi operatorlar bor?

2

4

5

3

Question 2

Correct

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Dastur bo‘lagi bajarganingizdan keyin x o’zgaruvchisining qiymatini aniqlang:

     int x=1, y=0;

               while ( y < 12 )

        y = 3 * ( ++x ) + 1;

5

4

 2

1

7

Question 3

Incorrect

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1. 
    s ni qiymati nechchiga teng
   

           int s=0, i=1;

           while (i<5)

           {

                 s+=i;

                  i++;

            }

15

10

16

 

to‘g‘ri javob yo‘q

Question 4

Incorrect

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s ni qiymati nechchiga teng

        int s=0, i=1;

        do

       {

          s+=i;

          i++;

        } while (i<5)

to‘g‘ri javob yo‘q

10

16

 

15

Question 5

Incorrect

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Quyidagi keltirilgan misollarning qaysi biri 1 dan 5 gacha bo‘lgan sonlarning yig‘indisini hisoblaydi?

s=0;

for (i=1, i==5, i++)

s=s+i;

s=0;

for (i=1; i≤5; i++)

s=s+i;

s=0;

for (i>1; i<=5, i++)

s=s+i;

s=0;

for (i=1, i<=5; i++)

s=s+i;

Question 6

Correct

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int i=0; while (i<5)  i++; sikl tanasi necha marta takrorlanadi?

5 marta

6 marta

to‘g‘ri javob yo‘q

4 marta

Question 7

Correct

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while (n>0)   {  s*=n; n-=2;} n=5 da dastur natijasini aniqlang 

    

5

20

10

15

Question 8

Correct

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Siklning tanasi necha marta bajarilishini aniqlang

                  int i;

     for (i=0; i<7; i+=2) 

               {

                 …….

   }

1

7

4

8

Question 9

Incorrect

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s ni qiymati nechchiga teng

   int s=0, i=1;

   do

  {

     i++; s+=i; 

   }   while (i<5);

to‘g‘ri javob yo‘q

14

15

16

Question 10

Incorrect

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t=0; bulganda  while (i<5) {  t+=i; i+=2;}  va while (i<5) { i+=2; t+=i; } qaysi holatda t ning qiymati katta ?

    

while (i<5) { i+=2; t+=i; } holatda t qiymati katta

while (i<5) { i+=2; t+=i; } holatda t qiymati kichkina

while (i<5) {  t+=i; i+=2;}  holatda t qiymati katta

ikki holatda ham natijalar bir hil