10-sinf Informatika olimpiada №1

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10-sinf Informatika №1

2021-2022 o'uv yilida tuman bosqichida tushgan savollar

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1. Python dasturlash tilida berilgan quyidagi dastur natijasini aniqlang.

A) 212

B) 2010

C) 210

D) 211

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2. Python dasturlash tilida berilgan quyidagi dastur natijasini aniqlang. s = 0

A) 3500

B) 3750

C) 3770

D) 3760

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3. ASCII so‘zining kengaytmasi qaysi qatorda berilgan.

A) American Standard Code for Information Interchange

B) American Standard Code for Information Internet

C) American Standard Code for International Interchange

D) American Standard Code for International Internet

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4. 8 likdagi 562344 ni 3 likdagi 121 ga bo'lganda hosil bo'ladigan qoldiq 10 likda nimaga teng?

A) 7

B) 3

C) 4

D) 9

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5. Quyidagi rostlik jadvalga mos mantiqiy formulani toping.

A) A and not B and C or A and B and C or A and B and not C

B) not A and not B and not C or A and B and C or A and B and not C

C) not A and B and C or A and not B and C or A and B and not C

D) A and B and C or not A and B and C or A and not B and C

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6. 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) 8^30

B) 2^40

C) 5^22

D) 2^22

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7. Quyidagi ifodaning qiymati nimaga teng? 0.2(3)₆ + 0.12(1)₃

A) 1/10

B) 2/7

C) 1/7

D) 3/5

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8. Python dasturlash tilida berilgan quyidagi dastur natijasini aniqlang.

A) 84

B) 7

C) 63

D) 126

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9. 1 zettabayt necha baytdan iborat?

A) 2^70 bayt

B) 2^60 bayt

C) 2^50 bayt

D) 2^80 bayt

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10. Skanerlarning nechta turi mavjud?

A) 4

B) 3

C) 1

D) 2

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

A) 4

B) 12

C) 14

D) 18

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

A) Alt

B) CapsLock

C) Insert

D) Ctrl

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13. Uzun tireni yozish uchun qaysi tugmachalar kombinatsiyasi ishlatiladi?

A) Ctrl+Alt+-

B) Shift+-

C) Ctrl+-

D) Ctrl+Shift+-

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14. $5_{10}$ soniga qoldiqsiz bo‘linadigan sonlar berilgan qatorni toping.

1. $123454321_{6},11223344_{6}$

2. $23452345_{6},141414141_{6}$

3. $123123123_{6},11223344_{6}$

4. $123454321_{6},141414141_{6}$

A) 2

B) 1

C) 4

D) 3

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15. Python dasturlash tilida berilgan quyidagi dastur natijasini aniqlang.

A) corge qux baz Done

B) corge qux baz Done.

C) Dasturda xatolik bor

D) corge qux baz

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16. MS Excel dasturida belgilangan C4:D6 bloki nechta katakni o‘z ichiga oladi?

A) 8

B) 10

C) 6

D) 4

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17. Microsoft Excel dasturida qaysi funksiya mantiqiy hisoblanadi?

A) МАХ

B) СУММ

C) СРЗНАЧ

D) ЕСЛИ

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18. 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)

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19. Informatika faniga qachon va qayerda asos solingan?

A) XX asrning 60-yillarida

B) XX asrning 40-yillarida

C) XX asrning 50-yillarida

D) XX asrning 70-yillarida

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20. Informatika fanining o‘tmishdoshi hozirgi kunda nima deb ataladi?

A) IT

B) Dokumentalistika

C) Computer science

D) Kriptografiya

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21. Sodda animatsiyadan iborat rasm qanday kengaytma bilan saqlanadi?

A) GIF

B) PNG

C) BMP

D) JPG

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22. Shifrlash usullari bilan shug‘ullanuvchi maxsus ilmiy yo‘nalishga nima deyiladi?

A) Kriptovalyuta

B) Kibernetika

C) Kriptografiya

D) Informatika

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23. Qaysi javobda mantiqiy ayniyat ko’rsatilgan?

A) Barcha javoblar to’g’ri

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

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

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

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24. Tohir sakkizlik sanoq sistemasida (57;72) sonlarni yozib chiqdi. Zoir 6 raqami ishtirok etgan sonlarni o`chirib chiqdi. Qolgan sonlar yig`indisini o`n to`rtlik sanoq sistemasiga o`tkazing.

A) A7

B) B1

C) 1E

D) B7

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25. MS Word dasturida hujjatning 10-betidan 15-betigacha qismini chop etish uchun chop etish oynasiga kiritilishi kerak bo‘lgan qatorni toping.

A) 10...15

B) 10-15

C) 10, 15

D) 10..15

Baholash mezoni

86%-100% 5 baho

71%-85% 4 baho

56%-70% 3 baho

55% va kamiga 2 baho

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