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10-sinf Informatika olimpiada

InfoMaster

May 31, 2022

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10-sinf Informatika olimpiada

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1 / 25

1. from math import *
s=sqrt(36/49)-pow(5/7,2)
print(s) dastur natijasini toping

A) 24/49

B) 17/49

C) 26/49

D) 34/49

2 / 25

2. radians(x) funksiyaning vazifasini toping

A) gradusdan radianga o‘tkazadi

B) x ning tangensini hisoblaydi

C) radiandan gradusga o‘tkazadi

D) x ning arkkosinusini hisoblaydi

3 / 25

3. pow(x, n) funksiyaning vazifasini toping

A) x sonining o‘nli logarifmini hisoblaydi

B) x ning ndarajasini hisoblaydi

C) b asosga ko‘ra a logarifmini hisoblaydi

D) x ning kvadrat ildizini hisoblaydi

4 / 25

4. from math import *
a=144 s=sqrt(a)-pow(8,1)
print(s)
dastur natijasini toping

A) 5

B) 4

C) 7

D) 6

5 / 25

5. asin(x) funksiyaning vazifasini toping

A) x ning tangensini hisoblaydi

B) x ning arktangensini hisoblaydi

C) x ning arkkosinusini hisoblaydi

D) x ning arksinusini hisoblaydi

6 / 25

6. from math import *
a=16 s=sqrt(a)*pow(2,2)
print(s) dastur natijasini toping

A) 16

B) 13

C) 15

D) 14

7 / 25

7. acos(x) funksiyaning vazifasini toping

A) x ning arksinusini hisoblaydi

B) x ning arktangensini hisoblaydi

C) x ning tangensini hisoblaydi

D) x ning arkkosinusini hisoblaydi

8 / 25

8. from math import *
a=225 s=sqrt(a)-pow(15 , 2)
print(s) dastur natijasini toping

A) -100

B) 110

C) 200

D) -210

9 / 25

9. Microsoft Word dasturida sichqoncha yordamida mаtnning ixtiyoriy qismlarini ixtiyoriy tartibda belgilash uchun qaysi tugmadan foydalaniladi?

A) Insert

B) Ctrl

C) Alt

D) CapsLock

10 / 25

10. 16 likdagi 8F10ABC76 sonini 5 likdagi 112 soniga nisbatining butun qismining oxirgi raqami 16 likda nimaga teng?

A) 3

B) E

C) D

D) 8

11 / 25

11. Perfokartalarda yozilgan dastur orqali mexanik qurilmani boshqarish fikri qaysi shaxs nomi bilan bog’liq ?

A) J. Shtibits

B) J. Jakkard

C) Ch. Bebbij

D) G. Xollerit

12 / 25

12. Displey ekrani 1024 x 512 nuqtali imkoniyatga ega, har bir nuqta o’z navbatida 256 rangdan biriga kirishi mumkin. Videoxotirada “bir ekran” axborotni eslab qolish uchun necha bit zarur bo’ladi?

A) 2^40

B) 8^30

C) 5^22

D) 2^22

13 / 25

13. Qaysi javobda mantiqiy ayniyat ko’rsatilgan?

A) A and (B or C) = (A and B) or (A and C)

B) Barcha javoblar to’g’ri

C) not(A or B) = not(A) and not(B)

D) not(A and B) = not(A) or not(B)

14 / 25

14. Qaysi javobda EHMning faqat tashqi qurilmalari ko’rsatilgan?

A) Tarmoq kartasi, Kontroller, CMOS

B) Tashqi modem, Printer, Klaviatura Kontrolleri

C) Video karta, Ichki modem, Qattiq disk

D) Usb port, Video Xotira, Skaner

15 / 25

15. Delphi.Boshqarish obyektini faol yoki sust holatga keltirish uchun qaysi yordamchi so`zdan foydalaniladi?

A) Enabled

B) Size

C) Visible

D) Disabled

16 / 25

16. 5 lik sanoq sistemasida 1 dan 242 gacha bo’lgan sonlarni ketma-ket yozganda 4 raqami necha marta ishtirok etadi?

A) 25

B) 27

C) 18

D) 16

17 / 25

17. 4 lik sanoq sistemasidagi 0.232 kasrni 7 lik sanoq sistemasiga o'tkazing.

A) 0.(5013)

B) 0.1(42)

C) 0.(451)

D) 0.(265714)

18 / 25

18. ≤ol≥…≤/ol≥ – juft teglarining vazifasi qanday?

A) elementi quyi indeksni yozish uchun ishlatiladi

B) tartiblangan (raqamli) ro‘yxat yaratishda ishlatiladi.

C) tartiblanmagan (belgili, markerli) ro‘yxat yaratishda ishlatiladi.

D) ro‘yxatdagi yozuvlarni chiqarish uchun ishlatiladi

19 / 25

19. Bir sanoq sistemasida o‘nlik sanoq sistemasidagi 144 soni 100 kabi yoziladi. Sanoq sistemasi asosini aniqlang.

A) 13

B) 12

C) 11

D) 15

20 / 25

20. 54 sahifadan iborat axborot bor. Har bir sahifada 96 ta satr, har bir satrda 64 tadan belgi bor. Axborot hajmini bit o‘lchov birligidagi qiymatining kilobayt o‘lchov birligidagi qiymatiga nisbatini topib, natijani 12 lik sanoq sistemasida aniqlang?

A) 8192

B) 48108

C) 48A8

D) 29B

21 / 25

21. 7 ta pozitsiyada 0 va 1 orqali kodlash mumkin bo‘lgan eng katta natural son bilan eng kichik natural sonlarning yig‘indisini toping.

A) 256

B) 64

C) 128

D) 512

22 / 25

22. 12 lik sanoq sistemasidagi 6B5,A sonni, 6 lik sanoq sistemasidagi 425,2 soniga yig‘indisini toping. Natijani 8 lik sanoq sistemasida tasvirlang?

A) 2213,125

B) 25632

C) 2233,125

D) 2113,115

23 / 25

23. Quyidagi mantiqiy ifodaga teng kuchli ifodani toping. ˥A˄˥(B˅˥C)

A) ˥A˄˥(B˄C)

B) A˄˥B

C) ˥A˄˥B˄C

D) A˅(B˅˥C)

24 / 25

24. MS Excel. Al=8, A2=- 7, B1=-19, B2=13, Cl=Informatika, C2=Universitet, Dl=ABS($Al+Bl)+ ДЛСТР (Cl) berilgan. Agar D1 katakni D2 katakka nusxalansa, D1 va D2 kataklarida hosil bo’ladigan sonlar yig‘indisini toping.

A) 55

B) 35

C) 39

D) 49

25 / 25

25. MS Excelda B2=7 ga, D5= -3 bo`lganda. Quyidagi formula natijasinianiqlang: =ЕСЛИ(D5>B2;ДЛСТР(ЗАМЕНИТЬ("Olimpiada";2;5;"sam"));СЧЁТЕСЛИ(A1:E6;""))

A) 7

B) 5

C) 28

D) 0