Quiz 8 metadate

Quiz
•
Computers
•
Professional Development
•
Medium
Lucian Lazar
Used 27+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Care sunt caracteristicile metadatelor?
Sunt date despre date
Sunt date despre obiectele din baza de date
Sunt stocate in dictionarul bazei de date
Toate celelate variante
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Care este functia care afiseaza userul conectat?
SCHEMA
CURRENT_USER
USER
LOGGED_SCHEMA
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In ce view Oracle gasim informatii despre tabelele userului care este conectat?
TABLES
MY_TABLES
DATABASE_TABLES
USER_TABLES
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In ce view Oracle gasim informatii despre cheile unei tabele?
TABLE_CONSTRAINTS
USER_CONSTRAINTS
CONSTRAINTS
DATABASE_CONSTRAINTS
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Care este comanda de creare a unui view?
CREATE VIEW
CREATE OR REPLACE VIEW
Ambele variante functioneaza
Nici una din variante nu functioneaza
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ce functie analitica folosim pentru a afisa rangul inregistrarilor fara pauze?
RANK
DENSE_RANK
LAG
LEAD
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ca sa afisam media unor elemente folosim functia?
COUNT
SUM
AVG
Nici una din celelalte variante
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