网友您好, 请在下方输入框内输入要搜索的题目:
题目内容
(请给出正确答案)
In which three cases would you use the USING clause?()
A.You want to create a nonequijoin.
B.The tables to be joined have multiple NULL columns.
C.The tables to be joined have columns of the same name and different data types.
D.The tables to be joined have columns with the same name and compatible data types.
E.You want to use a NATURAL join, but you want to restrict the number of columns in the join condition.
参考答案
更多 “ In which three cases would you use the USING clause?() A.You want to create a nonequijoin.B.The tables to be joined have multiple NULL columns.C.The tables to be joined have columns of the same name and different data types.D.The tables to be joined have columns with the same name and compatible data types.E.You want to use a NATURAL join, but you want to restrict the number of columns in the join condition. ” 相关考题
考题
Which clause would you use in a SELECT statement to limit the display to those employees whose salary is greater then 5000? ()
A. ORDER BY SALARY 5000B. GROUP BY SALARY 5000C. HAVING SALARY 5000D. WHERE SALARY 5000
考题
You are planning the creation of a new multitenant container database (CDB) and want to store the ROOT and SEED container data files in separate directories.You plan to create the database using SQL statements.Which three techniques can you use to achieve this?()A. Use Oracle Managed Files (OMF).B. Specify the SEED FILE_NAME_CONVERT clause.C. Specify the PDB_FILE_NAME_CONVERT initialization parameter.D. Specify the DB_FILE_NAMECONVERT initialization parameter.E. Specify all files in the CREATE DATABASE statement without using Oracle managed Files (OMF).
考题
Which two are true about aggregate functions?()A、You can use aggregate functions in any clause of a SELECT statement.B、You can use aggregate functions only in the column list of the select clause and in the WHERE clause of a SELECT statement.C、You can mix single row columns with aggregate functions in the column list of a SELECT statement by grouping on the single row columns.D、You can pass column names, expressions, constants, or functions as parameter to an aggregate function.E、You can use aggregate functions on a table, only by grouping the whole table as one single group.F、You cannot group the rows of a table by more than one column while using aggregate functions.
考题
In which three cases would you use the USING clause?()A、You want to create a nonequijoin.B、The tables to be joined have multiple NULL columns.C、The tables to be joined have columns of the same name and different data types.D、The tables to be joined have columns with the same name and compatible data types.E、You want to use a NATURAL join, but you want to restrict the number of columns in the join condition.
考题
You want the size of the tablespace to increase when it is full. Which option would you use?()A、use automatic extent allocationB、disable threshold for the tablespaceC、use freelists to manage the free spaceD、use automatic segment space managementE、create the tablespace as a bigfile tablespaceF、use the RESIZE clause while creating the tablespaceG、enable AUTOEXTEND for at least one of the data files in the tablespace
考题
You want to create a WebLogic domain in a production environment. Which three actions should you perform?()A、Use a multinode WebLogic domain.B、Use a single-node WebLogic domain. C、Use clusters. D、Refrain from using clusters. E、Install WeLogic in production mode with CA signed certificates.
考题
You are planning the creation of a new multitenant container database (CDB) and want to store the ROOT and SEED container data files in separate directories. You plan to create the database using SQL statements. Which three techniques can you use to achieve this?()A、Use Oracle Managed Files (OMF).B、Specify the SEED FILE_NAME_CONVERT clause.C、Specify the PDB_FILE_NAME_CONVERT initialization parameter.D、Specify the DB_FILE_NAMECONVERT initialization parameter.E、Specify all files in the CREATE DATABASE statement without using Oracle managed Files (OMF).
考题
You are performing an incomplete recovery because some important tables have been dropped and purged from the Recycle Bin. Which clause can you NOT use to perform the incomplete recovery by using the RMAN utility?()A、 UNTIL CANCELB、 UNTIL SCNC、 UNTIL SEQUENCED、 UNTIL TIME
考题
When shrinking a table segment, you choose to shrink all the indexes for that table using the SHRINK SPACE command. Which clause should you use?()A、 INCLUDING DEPENDENCIESB、 INCLUDING DEPENDENCIES CASCADEC、 COMPACTD、 CASCADEE、 None of the above
考题
You are maintaining a database of credit card transactions. You want the data to be returned automatically in the chronological order of the credit card numbers without using the ORDER BY clause in the query. Which type of cluster will you use to obtain the desired result?() A、 Hash clusterB、 Index clusterC、 Sorted hash clusterD、 Real Application cluster
考题
Which clause should you use to exclude group results?()A、WHEREB、HAVINGC、RESTRICTD、GROUP BYE、ORDER BY
考题
You decided to increase the value for the SHARED_SERVERS parameter by using the following command: SQL ALTER SYSTEM SET SHARED_|SERVERS=3 SCOPE=?; Which three values can be specified for the SCOPE clause?()A、ALLB、PFILEC、BOTHD、NONEE、SPFILEF、MEMORYG、INSTANCEH、DATABASE
考题
单选题You work as a database administrator for Supportcenter.cn. You are using three database, SupportCenter DB01, SupportCenter DB02, and SupportCenter DB03, on different host machines in your development environment. The database server configuration, such as IP address and listener port number, change frequently due to development requirements, and you have the task of notifying the developers of the changes. Which connection method would you use to overcome this overhead?()A
Host namingB
Local namingC
Easy ConnectD
External namingE
directory naming
考题
多选题You decided to increase the value for the SHARED_SERVERS parameter by using the following command: SQL ALTER SYSTEM SET SHARED_|SERVERS=3 SCOPE=?; Which three values can be specified for the SCOPE clause?()AALLBPFILECBOTHDNONEESPFILEFMEMORYGINSTANCEHDATABASE
考题
单选题View the Exhibit and examine the structure of the EMP table. You executed the following command to add a primary key to the EMP table: ALTER TABLE emp ADD CONSTRAINT emp_id_pk PRIMARY KEY (emp_id) USING INDEX emp_id_idx; Which statement is true regarding the effect of the command?()A
The PRIMARY KEY is created along with a new index.B
The PRIMARY KEY is created and it would use an existing unique index.C
The PRIMARY KEY would be created in a disabled state because it is using an existing index.D
The statement produces an error because the USING clause is permitted only in the CREATE TABLE command.
考题
单选题You want the size of the tablespace to increase when it is full. Which option would you use?()A
use automatic extent allocationB
disable threshold for the tablespaceC
use freelists to manage the free spaceD
use automatic segment space managementE
create the tablespace as a bigfile tablespaceF
use the RESIZE clause while creating the tablespaceG
enable AUTOEXTEND for at least one of the data files in the tablespace
考题
单选题When shrinking a table segment, you choose to shrink all the indexes for that table using the SHRINK SPACE command. Which clause should you use?()A
INCLUDING DEPENDENCIESB
INCLUDING DEPENDENCIES CASCADEC
COMPACTD
CASCADEE
None of the above
考题
单选题View the Exhibit and examine the structure of the ORDERS and ORDERJTEMS tables. Evaluate the following SQL statement: SELECT oi.order_id, product_jd, order_date FROM order_items oi JOIN orders o USING (order_id); Which statement is true regarding the execution of this SQL statement?()A
The statement would not execute because table aliases are not allowed in the JOIN clause.B
The statement would not execute because the table alias prefix is not used in the USING clause.C
The statement would not execute because all the columns in the SELECT clause are not prefixed with table aliases.D
The statement would not execute because the column part of the USING clause cannot have a qualifier in the SELECT list.
考题
单选题Which clause should you use to exclude group results?()A
WHEREB
HAVINGC
RESTRICTD
GROUP BYE
ORDER BY
考题
多选题Which two built-ins would you use to remove the HOUR_ALARM timer using the timer_id parameter?()AFIND_TIMERBCREATE_TIMERCSET_TIMERDDELETE_TIMEREGET_APPLICATION_PROPERTY
考题
单选题You need to base a data block on the EMP table, but you do not want to give the users of the application access privileges on the table. Which type of data source would you use to create the data block?()A
table B
transactional trigger C
stored procedure D
FROM clause query
考题
多选题In which three cases would you use the USING clause?()AYou want to create a nonequijoin.BThe tables to be joined have multiple NULL columns.CThe tables to be joined have columns of the same name and different data types.DThe tables to be joined have columns with the same name and compatible data types.EYou want to use a NATURAL join, but you want to restrict the number of columns in the join condition.
考题
单选题Which clause would you use in a SELECT statement to limit the display to those employees whose salary is greater then 5000?()A
ORDER BY SALARY 5000B
GROUP BY SALARY 5000C
HAVING SALARY 5000D
WHERE SALARY 5000
考题
单选题You are performing an incomplete recovery because some important tables have been dropped and purged from the Recycle Bin. Which clause can you NOT use to perform the incomplete recovery by using the RMAN utility?()A
UNTIL CANCELB
UNTIL SCNC
UNTIL SEQUENCED
UNTIL TIME
考题
多选题You are planning the creation of a new multitenant container database (CDB) and want to store the ROOT and SEED container data files in separate directories. You plan to create the database using SQL statements. Which three techniques can you use to achieve this?()AUse Oracle Managed Files (OMF).BSpecify the SEED FILE_NAME_CONVERT clause.CSpecify the PDB_FILE_NAME_CONVERT initialization parameter.DSpecify the DB_FILE_NAMECONVERT initialization parameter.ESpecify all files in the CREATE DATABASE statement without using Oracle managed Files (OMF).
考题
单选题Which would you NOT use to report the amount of anchor chain out? Three shots().A
at the water's edgeB
on deckC
on the bottomD
well in the water
考题
单选题You are maintaining a database of credit card transactions. You want the data to be returned automatically in the chronological order of the credit card numbers without using the ORDER BY clause in the query. Which type of cluster will you use to obtain the desired result?()A
Hash clusterB
Index clusterC
Sorted hash clusterD
Real Application cluster
考题
单选题If you needed to transport traffic coming from multiple VLANs (connected between switches), and your CTO was insistent on using an open standard,which protocol would you use?()A
802.11BB
spanning-treeC
802.1QD
ISLE
VTPF
Q.921
热门标签
最新试卷