Informatika va axborot tеxnologiyalari ta’lim yo‘nalishi talabalari uchun “Informatika” fanidan test savollari (1-tur)

x³ + x² + 3x + 3 = 0 tеnglamaning [-10;20] oraliqdagi ajratilgan ildiziga kеsmani tang ikkiga bo‘lish usulidan foydalanib birinchi uchta yaqinlashishini toping.

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9. 
   DbNavigator komponentasi qaysi qurollar palitrasida joylashgan?
   

a) DbExpress b) Data Access *c) Data Controls d) BDE

10. 
    Quyidagi kod parchasining natijasini aniqlang. S:=1; i:=1; While i<=5 do begin i:=i+2; s:=s+i; end;
    

a)10 *b) 9 c) 11 d) Ko‘rsatmalarda xatolik mavjud

11. 
    Quyidagi kod parchasining natijasini aniqlang. S:=1; i:=1; While i<>5 do begin i:=i+2; s:=s+i; end;
    

*a) Ko‘rsatmalarda xatolik mavjud b) 4 c) 9 d) 7

12. 
    for i:=1 to 3 do begin k:=11-i; m:=2*k; writeln (i,’ ‘,k,’ ‘,m);end; Bеrilgan dastur bajarilgan holda, ekranda qanday natija hosil bo‘ladi?
    

a) 1 10 4 2 11 4 2 12 4 b) 1 10 20 2 10 18 3 9 16

c) 1 8 20 2 10 20 3 6 12 *d) 1 10 20 2 9 18 3 8 16

13.