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9-sinf uchun 4-chorak testi

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Computers

9th Grade

9-sinf uchun 4-chorak testi
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3 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

_______ma'lumotlar bazsida saqlangan ma;umotlarni qo'shish orqali ularni takrorlash.

Birlamchi kalitlar

Ma'lumotlar takrorlanishi

Maydonlar

Oddiy faylli ma'lumotlar bazasi

2.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

______katta jadvalda bir tashkilot haqida yig'ilgan ma'lumotlar

Birlamchi kalitlar

Ma'lumotlar takrorlanishi

Maydonlar

oddiy faylli ma'lumotlar bazasi

3.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

Boolean ( Ikki qiymatli operatorlar) bu-

Ma'lumot turlari

Ma'lum yozuvlarni chiqarish yoki kiritish uchun maydon nomlarini birlashtirish orqali qidiruvni osonlashtirish uchun ishlatilgan AND, OR va NOT mantiqiy operatorlar

Har bir maydonda bo'lishi mumkin bo'lgan turli ma'lumotlar

To'g'ri javob yo'q

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