Q74 Which three statements are true about sequences in a single instance Oracle database?
Q74 Which three statements are true about sequences in a single instance Oracle database?
- (A). Sequences can always have gaps.
- (B). A sequence can Issue duplicate values.
- (C). A sequence’s unallocated cached values are lost if the instance shuts down.
- (D). Two or more tables cannot have keys generated from the same sequence.
- (E). A sequence can only be dropped by a DBA.
- (F). A sequence number that was allocated can be rolled back if a transaction fails.
Xem thêm:
Bài viết cùng chủ đề:
-
Q166 Which query produces output for CUST_LAST_NAME containing Oder for the first row and Aus for the second?
-
Q165 Which three statements are true about multiple row subqueries?
-
Q164 As the DBA, you execute this command
-
Q163 Which two statements are true regarding Oracle database space management within blocks managed by Automatic Segment Space Management (ASSM)?
-
Q162 You start your database instance in NOMOUNT state, Which two actions are performed?
-
Q161 Examine this command Which two statements are true?
-
Q160 Examine the description of the BOOKS_TRANSACTIONS table
-
Q159 Which two statements are true about views?
-
Q158. Which two Oracle database space management features require the use of locally managed tablespaces?
-
Q157. Which three are types of segments in a Oracle database?
-
Q156 Which two statements are true about expressions using PROMO_BEGIN_DATE contained in a query?
-
Q155 Which four statements are true regarding primary and foreign key constraints and the effect they can have on table data?
-
Q154 l Which two are benefits of external tables?
-
Q153 Which three statements are true about the DESCRIBE command?
-
Q152 Which two are true about transactions in the Oracle Database?
-
Q151 Examine the description of the PRODUCTS table
