7-sinf Informatika I -chorak
1. Eng avvalo xisoblash qanday paydo bo’lgan?
A) Abak B) Birka C) Barmoq D) CHo’t
2. 1 G bayt axborotda nechta belgi bor?
A) 230 B) 210 C) 220 D) 240
3.“Ona” so’zida necha bit axborot bor?
A) 3 B) 18 C) 24 D) 48
4. Beshliq sanoq sistemada qaysi sonlar ishtirok etadi?
A) 0,1,2,5 B) 0, 1, 2,3,4 C) 1,2,3,4 D) 0,1,3.5
5. Kibernetikada asos solgan olim kim?
A) A.Azlarov B) V.Qobulov C) V.Boltaev D) A.Malikov
6. 1960 soni rim raqamida qanday yoziladi?
A) MDCLX B) MMCLX C ) MCMLX D) MCDLX
7. MCDXXII sonini arab raqamida yozing
A) 1540 B) 1560 C) 1670 D) 1422
8. Informatika uchun eng asosiy ashyo
A) Xabar B) Axborot C) Ma’lumot D) Xodisa
9. Sanok sistemalar necha turga bo’linadi
A) 5 B) 4 C) 3 D) 1
10. M son belgini arab raqamida yozing
A)100 B) 2000 C) 1000 D) 500
11. 997 sonini rim raqamida yozing
12.Axborotlar shaklida ko’ra necha turga bo’linadi
13.Ikkilik sanoq sistemasida amalni bajar 1010*1011
14. 101,01-10,10 ayirmani toping
15.1011,11-101,101 ayirmani toping
Javoblar
Savol
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1
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2
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3
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4
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5
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6
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7
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8
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9
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10
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Javob
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C
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A
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C
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B
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B
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C
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D
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B
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B
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C
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11) MCMXCVII
12) 2
13) 10101
14)10,11
15) 110,001
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