Care e cel mai mare numar care poate fi stocat de o coloana NUMBER(4)?

Quiz 2 Interogari

Quiz
•
Computers
•
Professional Development
•
Easy
Lucian Lazar
Used 17+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4
1000
9999
10000
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cate caractere stocheaza baza de date intr-o coloana de tip CHAR(10) pentru valoarea 'MANGO'?
1
5
10
100
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Care sunt proprietatile unei chei primare?
Identifica unic liniile dintr-o tabela
Nu suporta nulluri
Se poate defini pe o coloana sau pe o combinatie de coloane
Toate celelate variante
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Comanda CREATE TABLE este o comanda de?
Data Definition
Data Manipulation
Transaction Control
Data Query
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Care clauza este obligatorie in comanda SELECT?
FROM
WHERE
GROUP BY
ORDER BY
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cu ce atribut al comenzii SELECT selectam toate coloanele dintr-o tabela?
ALL
*
ALL_COLUMNS
ANY
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Intre ce caractere se scrie un alias al unei coloane intr-o interogare SQL?
Virgula
Punct si virgula
Apostrof
Ghilimele
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