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Quiz 7 topuri

Authored by Lucian Lazar

Computers

Professional Development

Used 13+ times

Quiz 7 topuri
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Care sunt proprietatile ierarhiilor?

Se stocheaza ca si legaturi parinte copil

Se stocheaza in aceeasi tabela

Pot fi reprezentate ca si arbore

Toate celelate variante

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Conditia care defineste punctul de start al unei interogari ierarhice se pune in clauza?

HAVING

CONNECT BY

WHERE

START WITH

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Conditia de parcurgere a unei ierarhii intr-o interogare se pune in clauza?

WHERE

START WITH

CONNECT BY

HAVING

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Cand vrem sa afisam copii unui element intr-o interogare ierarhica, ce coloana folosim langa cuvantul cheie PRIOR?

Coloana parinte

Coloana copil

Oricare coloana

Coloana care defineste punctul de start al ierarhiei

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ce clauza folosim intr-o interogare Oracle pentru a afisa doar primele inregistrari?

ORDER BY

FETCH FIRST ROWS ONLY

SELECT

HAVING

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Care este sintaxa clauzei FETCH intr-o interogare Oracle?

FETCH FIRST x ROWS ONLY

FETCH x ROWS

FETCH x RECORDS

FETCH TOP x ROWS

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ce clauza este obligatorie in functiile analitice?

ORDER BY

PARTITION BY

START WITH

FETCH FIRST ROWS ONLY

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