10-sinf Informatika olimpiada №4

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2023-yil 20-oktabr:

2023-2024 o'quv yili tuman bosqichida tushgan savollar!

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1. Tezligi 102,4 Mbit/s bo‘lgan tarmoq orqali 80 soniya davomida ma’lumot uzatildi. Jami necha GB(Gigabayt) ma’lumot uzatilgan.

A) 1

B) 8192

C) 8

D) 102,4

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2. Quyidagi dastur natijasini toping:

A) 83

B) 82

C) 84

D) 85

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3. Quyidagi dastur natijasini toping:

A) orm

B) inf

C) for

D) Informatika

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4. Quyidagi dastur natijasini toping:

A) class 'dict'

B) class 'list'

C) class 'set'

D) class 'tuple'

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5. Quyidagi dastur natijasini toping:

A) CBA

B) BCA

C) CAB

D) ACB

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6. MS Excel. Formula natijasini toping. =ЛЕВСИМВ(“Ozoda”; 4)

A) Ozo

B) zoda

C) Ozod

D) oda

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7. CLI akronimi nimani anglatadi?

A) Common Language Interface

B) Common Line Interface

C) Command Line Interface

D) Command Language Interface

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8. Quyidagi dastur natijasini toping:

A) salom, dunyo!

B) Salom, dunyo!

C) SALOM, DUNYO!

D) Salom, Dunyo!

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9. Uchlik sanoq sistemasidagi 2212022102002 sonini to‘qqizlik sanoq sistemasiga o‘tkazing.

(Javobni 9 lik sanoq sistemasida quyidagicha kiriting: 8546321)

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10. Kvadratning yuzi 194₁₂ сm² bo‘lsa, uning tomonini uchlik sanoq sistemasida toping.

A) 121 сm

B) 11 сm

C) 1001 сm

D) 22 сm

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11. p–>q ifoda yolg‘on bo‘lsa, p va q ni toping.

A) p = 1, q = 0

B) p=0, q=0

C) p=1, q=1

D) p = 0, q = 1

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12. To‘g‘ri keltirilgan ma’lumotni toping:

A) 2000 MB = 2 GB

B) 1024 PB = 1 ZB

C) 8192 bit = 1 KB

D) 0,5 TB = 500 GB

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13. Quyidagi dastur natijasini toping:

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14. Yettilik sanoq sistemasidagi 1064 sonini o‘nlik sanoq sistemasiga o‘tkazing.

A) 389

B) 564

C) 438

D) 374

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15. O‘lchami 1024×384 bo‘lgan ekranning axborot hajmi 192 KB bo‘lsa, 1 piksel uchun necha bitli kodlashdan foydalanilganini aniqlang.

(Javobni quyidagicha raqamda kiriting: 10)

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16. So‘roq belgisining o‘rniga qanday natural son qo‘yilganda dastur natijasi ‘Yes’ bo‘ladi? Mos keladigan barcha sonlarni yozing!

(Bir nechta javoblarni yozishda "," vergul bilan ajratib joy tashlamay kiriting)

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17. Faqat tashqi qurilmalar keltirilgan qatorni belgilang

A) tezkor xotira, HDD xotira, SSD xotira

B) plotter, skaner, protsessor, veb kamera

C) printer, monitor, dinamik va quloqchinlar

D) mikrofon, qattiq disk, proyektor

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18. Birinchi shaxsiy kompyuter nechanchi yili ishlab chiqilgan?

A) 1973

B) 1977

C) 1975

D) 1946

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19. MS Excel. Katakka aralash murojaat to‘g‘ri ko‘rsatilgan qatorni toping:

A) CL19

B) $A$112

C) $CDA$57

D) BAZ$82

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20. MS Excel. Agar A1 = -308, A2=A1+12 va A2 katakchadagi formula A50 katakchagacha nusxalansa, qiymati musbat songa teng bo‘lgan dastlabki katakchaning manzilini aniqlang.

A) A27

B) A26

C) A29

D) A28

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21. Quyidagi dastur natijasini toping:

A) 4

B) 8

C) 1

D) 64

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22. Quyidagi dastur natijasini toping:

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23. Quyidagi dastur natijasini toping:

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24. Quyidagi dastur natijasini toping:

A) 0b110011101

B) 0b110110100

C) 0b110011100

D) 0b101011001

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25. Videofayl kengaytmalari to‘g‘ri ko‘rsatilgan qatorni tanlang:

A) *.mp4; *.ogg

B) *.mp4; *.mov

C) *.png; *.tiff

D) *.psd; *.avi

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26. MS Excel. D3 katakdan F9 katakkacha bo‘lgan to‘g‘ri to‘rtburchakda musbat sonlar sonini sanaydigan formula yozing. Formulani ‘=’ belgisi bilan boshlang.

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27. DVD diskning bitta sektoriga necha bayt ma’lumot yoziladi?

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28. Ushbu sxema qanday mantiqiy amalni ifodalaydi?

A) and

B) or

C) nand

D) nor

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29. Ifodani hisoblang: 101,11₂ + 3,375₁₀ + A₁₂. Natijani ikkilik sanoq sistemasida yozing.

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30. A = “Konyuksiya bu mantiqiy ko‘paytirish amali”, B = “-12 > 0”, C = “1 Gbit bu 1024 Mbit” bo‘lsa, (A –> B) ∨ (C <–> (A ∧ ¬B)) ifodaning qiymatini
toping.

(Javobni quyidagicha kiriting: 1 yoki 0)

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10-sinf Informatika olimpiada №4

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