Quiz 1-4 agregari
Quiz
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Education
•
Professional Development
•
Practice Problem
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Medium
Lucian Lazar
Used 26+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La ce joburi din domeniul IT sunt utile cunostintele de baze de date?
Analist
Developer
Tester
Toate celelate variante
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Care e cel mai mare numar care poate fi stocat de o coloana NUMBER(4)?
4
1000
9999
10000
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Care clauza este obligatorie in comanda SELECT?
FROM
WHERE
GROUP BY
ORDER BY
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Care este functia cu care eliminam zecimalele?
TRUNC
LOWER
ROUND
UPPER
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ce clauza folosim daca vrem sa extragem ce este comun in doua tabele?
JOIN
LEFT JOIN
CROSS JOIN
RIGHT JOIN
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Care din urmatoarele sunt functii de agregare?
NVL
SUM
MOD
Toate celelate variante
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Singura functie de agregare care poate primi * ca argument este?
SUM
COUNT
MAX
AVG
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