Diskda saqlanadigan fayllar katologi

c) Ko’rsatilgan ustundagi qiymatlar sonini hisoblash
d) Ustundagi minimal qiymatni hisoblash
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Interval predikati keltirilgan qatorni toping
a) GROUP BY
b) BETWEEN
c) WHERE
d) SELECT
Malumotlar bazasi
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Ob’ektlari yozuvlar ko’rinishida ifodalangan modelni ko’rsating
a) Tarmoqli (to’rtli) model
b) Relyatsion model
c) Daraxtsimon model
d) Sematik model
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Quyidagi SQL so’rovi nechta jadvalga murojatni amalga oshiryapti:
Select Name, yosh,tel FROM talaba;
a) 1
b) 2
c) 3
d) 4
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SELECT name FROM Talaba WHERE name=’Nodir’ GROUP BY name;
a) Faqat bitta Nodir ismini;
b) Nodir ismli talabaning barcha ma’lumotlarini;