Care este cea mai folosita baza de date relationala open-source?

Quiz 10 MySQL

Quiz
•
Computers
•
Professional Development
•
Easy
Lucian Lazar
Used 9+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oracle
MySQL
Postgres
Mongo
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Care este tipul de data pentru numere in MySQL?
NUMBER
NUMERIC
DOUBLE
SHORT
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Care este tipul de data pentru stringuri in MySQL?
VARCHAR
VARCHAR2
CHAR
STRING
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ce functie se foloseste in MySQL pentru a insera sau filtra date calendaristice?
TO_DATE
TO_CHAR
DATE
SYSDATE
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ce clauza se foloseste in MySQL pentru a extrage doar primele inregistrari intr-o interogare?
ETCH FIRST ROWS ONLY
TOP
LIMIT
ROWNUM
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Intr-o interogare cu clauza GROUP BY cum putem grupa datele?
Dupa o coloana
Dupa o functie care are ca argument o coloana
Dupa mai multe coloane
Toate celelate variante
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Daca vrem sa extragem ce este comun si doar in stanga in doua tabele folosim?
JOIN
LEFT JOIN
CROSS JOIN
RIGHT JOIN
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