10-sinf Informatika olimpiada

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1. O‘qituvchi og‘zaki imtihonda o‘quvchiga savol beryabti. O‘quvchi savollarga 4 xil holatda “To‘g‘ri”, “O‘rtacha”, “Qisman”, “Noto‘g‘ri” javoblarni beryabti. Javoblar yordamida 956 ta turli holatlarni hosil qilish imkonini berishda o‘quvchiga birvaqtning o‘zida nechta savol berilishi kerak?

A) 4

B) 6

C) 5

D) 7

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2. 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) 2233,125

C) 2113,115

D) 25632

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3. 7 ta pozitsiyada 0 va 1 orqali kodlash mumkin bo‘lgan eng katta natural son bilan eng kichik natural sonlarning yig‘indisini toping.

A) 64

B) 256

C) 512

D) 128

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4. Quyidagi sonlar ayirmasining o‘nlik sanoq sistemasidagi ikkilanganini hisoblang. Natijani to`rtlik sanoq sistemasida tasvirlang?

$F7D_{16} va 6204_{8}$

A) 130001

B) 113302

C) 23321

D) 761

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5. 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) 48A8

B) 29B

C) 8192

D) 48108

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

A) A˄˥B

B) ˥A˄˥B˄C

C) A˅(B˅˥C)

D) ˥A˄˥(B˄C)

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7. Python dastur lavhasi bajarilgach butun qiymatli a va b o‘zgaruvchilar qiymatini aniqlang:
a= 1511
b= (a % 100)*10+9
a= (10*b+a) // 100
print(a,b)

A) a=37, b=119

B) a=119, b=27

C) a=27, b=19

D) a=27, b=119

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

A) 15

B) 12

C) 11

D) 13

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9. Beshlik sanoq sistemasida 0 dan 24 gacha bo‘lgan butun sonlar ketma-ket yozilsa, qatorda nechta son bo‘ladi?

A) 12

B) 15

C) 25

D) 18

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10. 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) 28

B) 7

C) 0

D) 5

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11. Oq – qora tasvir 32 ta rang ko‘lamiga ega. Tasvir o‘lchami 20x25 sm. Ekran imkoniyati 1 dyumga 120 ta nuqta. Tasvirning axborot hajmi necha Kbayt bo‘ladi? (1 dyum = 2,5 sm)

A) 703,125

B) 5525

C) 5655

D) 704

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12. Xotira turlarining hajmining kattaligiga ko’ra joylashtirilgan ro’yxati berilgan javobni tanlang.

A) doimiy xotira, tashqi xotira, operativ xotira, kesh xotira, registrlar

B) doimiy xotira, tashqi xotira, operativ xotira, kesh xotira, registrlar

C) tashqi xotira, operativ xotira, doimiy xotira, kesh xotira, registrlar

D) tashqi xotira, doimiy xotira, operativ xotira, registrlar, kesh xotira

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13. Sakkizlik sanoq sistemasida yozilgan A=1024757520₈, B=1232400565₈sonlar berilgan. А xor B amali natijasini 16 lik sanoq sistemasida aniqlang.

A) 239DE25

B) 9BD00AD

C) 23AD025

D) 9ADA00B

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14. Davlat organining rasmiy sayti qaysi domen zonasida joylashtiriladi?

A) T.J.Y

B) .uz__

C) .ru__

D) uz__

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15. 4 lik sanoq sistemasidagi 0.232 kasrni 7 lik sanoq sistemasiga o'tkazing.

A) 0.(265714)

B) 0.(5013)

C) 0.(451)

D) 0.1(42)

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

A) D

B) 3

C) E

D) 8

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17. MS Access. Ma`lumot turi Pullik(денежный) bo`lsa, kiritilgan qiymatni butun nuqtasidan o`ng tomonda nechta raqam saqlanadi?

A) 4

B) 14

C) 18

D) 12

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18. Microsoft Excel dasturida qaysi funksiya mantiqiy hisoblanadi?

A) ЕСЛИ

B) СУММ

C) МАХ

D) СРЗНАЧ

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19. Ushbu jadvalda qaysi mantiqiy ifoda tasvirlangan?

A) eqv

B) imp

C) not

D) xor

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20. day = 15
month = 3
not (day == 15 and month == 3) quydagi dastur natijasini toping.

A) 3

B) True

C) False

D) 15

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

A) 6

B) 7

C) 4

D) 5

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

A) 14

B) 13

C) 16

D) 15

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

A) 17/49

B) 34/49

C) 26/49

D) 24/49

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24. pow(x, n) funksiyaning vazifasini toping

A) x ning ndarajasini hisoblaydi

B) x ning kvadrat ildizini hisoblaydi

C) x sonining o‘nli logarifmini hisoblaydi

D) b asosga ko‘ra a logarifmini hisoblaydi

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25. Pythonda takrorlanishlar soni nomaʼlum bo‘lganda qo'llaniladigan operator qaysi?

A) while

B) for

C) repeat

D) while..do

Author: InfoMaster

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