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Quiz 10 MySQL

Authored by Lucian Lazar

Computers

Professional Development

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Quiz 10 MySQL
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

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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