
Ma'lumotlar Bazasi Haqida Bilimlar
Quiz
•
Computers
•
6th Grade
•
Practice Problem
•
Medium
Janerke Erimbetova
Used 3+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Ma'lumotlar bazasi nima?
Ma'lumotlar bazasi internetda mavjud emas.
Ma'lumotlar bazasi faqat matnli fayllarni saqlaydi.
Ma'lumotlar bazasi faqat bir xil turdagi ma'lumotlarni saqlaydi.
Ma'lumotlar bazasi ma'lumotlarni saqlash va boshqarish tizimi.
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Ma'lumotlar bazasini boshqarish uchun qanday dasturlar ishlatiladi?
Photoshop
MySQL, PostgreSQL, Oracle Database, Microsoft SQL Server, MongoDB
Notepad
Excel
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ma'lumotlar bazasining xavfsizligini ta'minlash uchun nimalar qilish kerak?
Foydalanuvchi autentifikatsiyasini kuchaytirish, ma'lumotlarni shifrlash, zaxira nusxalarini yaratish, xavfsizlik devorlarini o'rnatish, kirish huquqlarini cheklash va xavfsizlik tekshiruvlarini o'tkazish.
Foydalanuvchi parollarini saqlashni osonlashtirish
Xavfsizlik devorlarini o'chirish
Ma'lumotlarni ochiq formatda saqlash
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Ma'lumotlar bazasi turlari qaysilar?
SQL, XML, JSON
Relatsion, no-relatsion, ob'ektga yo'naltirilgan, graf
Hierarchical, Flat, Document-based
Key-Value, Time-Series, Columnar
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Relatsion ma'lumotlar bazasi nima?
Relatsion ma'lumotlar bazasi - ma'lumotlarni grafik ko'rinishida saqlovchi tizim.
Relatsion ma'lumotlar bazasi - ma'lumotlarni jadvallar ko'rinishida saqlovchi va ularni bir-biri bilan bog'laydigan tizim.
Relatsion ma'lumotlar bazasi - faqat matnli ma'lumotlarni saqlovchi tizim.
Relatsion ma'lumotlar bazasi - ma'lumotlarni fayllar ko'rinishida saqlovchi tizim.
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
NoSQL ma'lumotlar bazasi nima?
NoSQL ma'lumotlar bazasi faqat matnli ma'lumotlarni saqlaydi.
NoSQL ma'lumotlar bazasi faqat bir xil formatdagi ma'lumotlarni saqlash uchun mo'ljallangan.
NoSQL ma'lumotlar bazasi relatsion bo'lmagan ma'lumotlar bazasi bo'lib, ma'lumotlarni saqlash va boshqarish uchun turli xil strukturalarni qo'llaydi.
NoSQL ma'lumotlar bazasi faqat relatsion ma'lumotlar bilan ishlaydi.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ma'lumotlar bazasida ma'lumotlarni qanday saqlash mumkin?
Ma'lumotlar bazasida ma'lumotlarni relatsion yoki NoSQL usullari orqali saqlash mumkin.
Ma'lumotlar bazasida ma'lumotlarni faqat fayllarda saqlash mumkin.
Ma'lumotlar bazasida ma'lumotlarni faqat matnli formatda saqlash mumkin.
Ma'lumotlar bazasida ma'lumotlarni faqat grafik shaklda saqlash mumkin.
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