更多"Which three of the following descri"的相关试题:
[多项选择]Which three are true?（）
A. A MERGE statement is used to merge the data of one table with data from another.
B. A MERGE statement replaces the data of one table with that of another.
C. A MERGE statement can be used to insert new rows into a table.
D. A MERGE statement can be used to update existing rows in a table.
[多项选择]Which three are true about MPLS LSP establishment using RSVP?（） (Choose three.)
A. Ordered Control
B. Independent Control
C. Down Stream Unsolicited
D. Liberal Label Management
E. Down Stream On Demand
[多项选择]Examine these two statements:Which three are true about the MRKT tablespace?（）
A. The MRKT tablespace is created as a small file tablespace, because the file size is less than the minimum required for big file files.
B. The MRKT tablespace may be dropped if it has no contents.
C. Users who were using the old default tablespace will have their default tablespaces changed to the MRKT tablespace.
D. No more data files can be added to the tablespace.
E. The relative file number of the tablespace is not stored in rowids for the table rows that are stored in the MRKT tablespace.
[多项选择]Which three are true regarding the use of outer joins? （）
A. You cannot use IN operator in a condition that involves an outerjoin.
B. You use (+) on both sides of the WHERE condition to perform an outerjoin.
C. You use (*) on both sides of the WHERE condition to perform an outerjoin.
D. You use an outerjoin to see only the rows that do not meet the join condition.
E. In the WHERE condition, you use (+) following the name of the column in the table without matching rows, to perform an outerjoin.
F. You cannot link a condition that is involved in an outerjoin to another condition by using the OR operator.
[多项选择]Which three statements are true concerning unplugging a pluggable database (PDB)?（）
A. The PDB must be open in read only mode.
B. The PDB must be dosed.
C. The unplugged PDB becomes a non-cdb.
D. The unplugged PDB can be plugged into the same multitenant container database (CDB)
E. The unplugged PDB can be plugged into another cdb.
F. The PDB data files are automatically removed from disk.
[多项选择]Which three are true about the large pool for an Oracle database instance that supports shared serverconnections?（）
A. Allocates memory for RMAN backup and restore operations
B. Allocates memory for shared and private SQL areas
C. Contains a cursor area for storing runtime information about cursors
D. Contains stack space
E. Contains a hash area performing hash joins of tables
[单项选择]Which of the following statements is TRUE
A. Any animal can be infected with rabies.
B. The speed with which the disease develops depends partly on the distance of the wound from the brain.
C. The first vaccine experiment on a human being proved to be a failure.
D. A dog gets life-long protection from one powerful injection of the vaccine.
[单项选择]Which of the following statement is true
A. ReslNetworks makes profit through clever licensing terms.
B. RealNetworks intends to cooperate with Netscape to compete against Microsoft.
C. Microsoft completely beat Netscape in marketing competition.
D. Microsoft has developed a new program superior to that of RealNetworks.
[单项选择]Which of the following statements is true
A. Humans do not have adequate knowledge about animal languages.
B. We are now very much aware of animal languages.
C. Most of animals use their facial expressions.
D. All the animals make sounds to communicate with each other.
[单项选择]Which of the following is not true
A. The girl was clever enough to find an excuse to leave the room.
B. The teacher was satisfied with tile girl.
C. The students have the right to leave classroom freely.
D. That might be the first time the teacher gave a lesson to that class.
