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Xotira hajmini hisoblash 9-sinf

Authored by Azimjon Qoraboyev

Computers

9th Grade

Used 5+ times

Xotira hajmini hisoblash 9-sinf
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7 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

0.6 Gigabayt necha baytga tengligini aniqlang

629145

629146

644245094

6442450945

Answer explanation

0.6 Gigabayt 1 Gigabayt = 1073741824 baytga teng. Shuning uchun, 0.6 * 1073741824 = 644245094 bayt. To'g'ri javob: 644245094.

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Hajmi 1 terabayt bo'lgan videoaxborotni nechta DVD (1 tomonlama) diskka sig'dirish mumkin ?

47 tz

218 ta

233101 ta

217 ta

Answer explanation

1 terabayt = 1024 gigabayt. 1 DVD diskning sig'imi taxminan 4.7 gigabayt. 1024 / 4.7 = 217.02, ya'ni 218 ta DVD kerak bo'ladi. Shuning uchun to'g'ri javob 218 ta.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Yumshoq diskning yana bir nomi qaysi javobda keltirilgan ?

vinchester

floppy

operativka

compakt

Answer explanation

Yumshoq disk, yoki floppy disk, ma'lum bir ma'lumotlarni saqlash uchun ishlatiladigan yumshoq materialdan tayyorlangan diskdir. Boshqa variantlar, masalan, vinchester, operativka va kompakt disklar, yumshoq disk bilan bog'liq emas.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Axborot uzatish tezligi o'lchov birligi ?

bod

bayt

bit

mert/sekund

Answer explanation

Axborot uzatish tezligi o'lchov birligi 'bod' hisoblanadi. 'Bod' ma'lumot uzatish tezligini ifodalaydi, 'bayt' va 'bit' esa ma'lumot hajmini o'lchaydi. 'Mert/sekund' esa tezlikni ifodalaydi, lekin axborot uzatish bilan bog'liq emas.

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

"Men 9-sinfda o'qiyman" matni xotirada qancha joy egallaydi ?

19 bit

21 bit

168 bit

210 bit

Answer explanation

Matnda 21 ta harf, 2 ta bo'sh joy va 1 ta nuqta mavjud. Harf va bo'sh joylar 8 bitdan, nuqta esa 8 bitdan iborat. Shunday qilib, 21*8 + 8 + 8 = 168 bit. To'g'ri javob: 168 bit.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

HDD qisqarmasi qaysi xotira turini bildiradi ?

Yumshoq disk

Qattiq disk

Compakt disk

DVD disk

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2 gigabayt necha megabaytga teng ?

1024

8

16

2048

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