changed
discussed
postponed
informed
第1题:
A. Because row IDs may change during the flashback operation
B. Because the object number changes after the flashback operation
C. Because the rows are retrieved from the recycle bin during the flashback operation
D. Because the table is moved forward and back to a temporary during the flashback opertion
第2题:
第3题:
悬浮固体(Suspended Solids )
第4题:
Which of the following flow control settings allows resumption of suspended output by hitting the "R" key?()
第5题:
User A executes the following command to drop a large table in your database:SQL> DROP TABLE trans; While the drop table operation is in progress, user B executes the following command on the same table:SQL> DELETE FROM trans WHERE tr_type=’SL’; Which statement is true regarding the DELETE command()
第6题:
The statements remain suspended for at least 60 seconds.
The statements are suspended for 60 seconds and then they are executed.
The suspended statements error out if the problem is not rectified within 60 seconds.
The statements are automatically suspended 60 seconds after an error is received, and then attempt toexecute normally again.
第7题:
The RMAN backup fails because the TOOLS tablespace is read-only
The RMAN skips the backup of the tablespace because backup optimization is enabled
The RMAN makes backup because optimization can be enabled only for backups to disk
The RMAN makes the backup because no backup of the tablespace exists within the seven day window
第8题:
The statements remain suspended for at least 60 seconds.
The statements are suspended for 60 seconds and then they are executed.
The suspended statements error out if the problem is not rectified within 60 seconds.
The statements are automatically suspended 60 seconds after an error is received, and then attempt to execute normally again.
第9题:
put out
put on
put off
put up
第10题:
Because row IDs may change during the flashback operation
Because the object number changes after the flashback operation
Because the rows are retrieved from the recycle bin during the flashback operation
Because the table is moved forward and back to a temporary during the flashback opertion
第11题:
not amounting
not to amount
does not amount
has not amount
第12题:
up
on
off
forward
第13题:
The deviation ordered by the Admiralty for strategic reasons in wartime ______ to a general average act,because the masters obeying the order had no opportunity of exercising their own judgment or discretion.
A.not amounting
B.not to amount
C.does not amount
D.has not amount
第14题:
Guards are appropriate whenever the function required by the security program involves which of the following?守卫合适执行安全程序所涉及以下哪一项功能?()
第15题:
The sports meeting was put off till the next week()rain.
第16题:
You are maintaining the SALES database of a company. You have never backed up the USERS tablespace that is currently offline. On Sunday, you issued the following commands: CONFIGURE DEFAULT DEVICE TYPE TO sbt; CONFIGURE BACKUP OPTIMIZATION ON; CONFIGURE RETENTION POLICY TO REDUNDANCY 3; From Monday to Saturday, you performed the following actions: Day Action Monday BACKUP DATABASE Tuesday BACKUP DATABASE Wednesday BACKUP DATABASE Thursday BACKUP DATABASE Friday BACKUP DATABASE Saturday BACKUP DATABASE How many times will the backup of the USERS tablespace be performed?()
第17题:
Even with resumable space allocation enabled for your database, you can disable resumable space allocation for a single session.
A resumable statement is suspended only if an out of space error occurs.
When a resumable statement is suspended, the transaction that contains the statement is also suspended.
A resumable statement can only be suspended and resumed once during the execution of the statement.
You can query the V$SESSION_WAIT dynamic performance view to identify the statements that are suspended for a session
第18题:
CPU
Memory
Paging space
Disk capacityX
第19题:
It fails to delete the records because the records are locked in SHARE mode.
It deletes the rows successfully because the table is locked in SHARE mode
It fails to delete the records because the table is locked in EXCLUSIVE mode.
It deletes the rows successfully because the table is locked in SHARE ROW EXCLUSIVE mode.
第20题:
a check valve will close that prevents reverse circulation
a centrifugal counterweight counteracts the force of gravity
the electric pump motor will cut out
the control lever will move to the stop position
第21题:
Topside icing
Running with a following sea
Using 35% of the fuel in a full tank
Lowering a weight suspended by a boom onto the deck
第22题:
The backup will not be performed at all.
three times
four times
six times
第23题:
are capable of following / distance
can follow / altitude
can hardly follow / shape
are unable following / angle