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单选题
The following triggers were defined for table TAB1 in the order shown:CREATE TRIGGER trig_a AFTER UPDATE ON tab1 FOR EACH ROW UPDATE sale_tab SET sale_date = CURRENT DATE; CREATE TRIGGER trig_b AFTER UPDATE ON tab1 FOR EACH STATEMENT UPDATE invoice_tab SET invoice_date = CURRENT DATE; CREATE TRIGGER trig_c AFTER UPDATE ON tab1 FOR EACH ROW UPDATE shipping_tab SET ship_date = CURRENT DATE; CREATE TRIGGER trig_d AFTER UPDATE ON tab1 FOR EACH STATEMENT UPDATE billing_tab SETbilling_date = CURRENT DATE;If an event occurs that causes all of them to activate, which trigger will be activated first?（）
A
TRIG_A
B
TRIG_B
C
TRIG_C
D
TRIG_D
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更多 “单选题The following triggers were defined for table TAB1 in the order shown:CREATE TRIGGER trig_a AFTER UPDATE ON tab1 FOR EACH ROW UPDATE sale_tab SET sale_date = CURRENT DATE; CREATE TRIGGER trig_b AFTER UPDATE ON tab1 FOR EACH STATEMENT UPDATE invoice_tab SET invoice_date = CURRENT DATE; CREATE TRIGGER trig_c AFTER UPDATE ON tab1 FOR EACH ROW UPDATE shipping_tab SET ship_date = CURRENT DATE; CREATE TRIGGER trig_d AFTER UPDATE ON tab1 FOR EACH STATEMENT UPDATE billing_tab SETbilling_date = CURRENT DATE;If an event occurs that causes all of them to activate, which trigger will be activated first?（）A TRIG_AB TRIG_BC TRIG_CD TRIG_D” 相关考题
考题
A user needs to create a trigger that will update table T2 whenever a row is added to table T1. Assuming the user has all appropriate privileges for table T2, which privilege is required on table T1 to create the trigger?（）A.REFERENCESB.SELECTC.UPDATED.ALTER
考题
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考题
Which of the following can be used to ensure that once a row has been inserted in table TABLEX, the column MAINID in that row cannot be updated?()
A.Define the column MAINID as NOT UPDATABLEB.Define the column MAINID as a PRIMARY KEYC.Define the column MAINID as a FOREIGN KEYD.Define an UPDATE trigger on table TABLEX
考题
The following triggers were defined for table TAB1 in the order shown:CREATE TRIGGER trig_a AFTER UPDATE ON tab1 FOR EACH ROW UPDATE sale_tab SET sale_date = CURRENT DATE; CREATE TRIGGER trig_b AFTER UPDATE ON tab1 FOR EACH STATEMENT UPDATE invoice_tab SET invoice_date = CURRENT DATE; CREATE TRIGGER trig_c AFTER UPDATE ON tab1 FOR EACH ROW UPDATE shipping_tab SET ship_date = CURRENT DATE; CREATE TRIGGER trig_d AFTER UPDATE ON tab1 FOR EACH STATEMENT UPDATE billing_tab SETbilling_date = CURRENT DATE;If an event occurs that causes all of them to activate, which trigger will be activated first?（）A.TRIG_AB.TRIG_BC.TRIG_CD.TRIG_D
考题
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考题
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A.CREATE TABLE tab1 OF myOBJB.CREATE TABLE myOBJ OF tab1C.CREATE TABLE tab1 AS myOBJD.CREATE TABLE tab1 TYPE OF myOBJ
考题
Table TAB1 was created using the following statement: CREATE TABLE tab1 (c1 INT, c2 INT, c3 INT, c4 INT, c5 INT); If column C1 is unique and queries typically access columns C1, C2 and C3 together, which statement(s) will createindex(es) that will provide optimal query performance?（）A、CREATE UNIQUE INDEX xtab1 ON tab1 (c1); CREATE INDEX xtab2 ON tab1 (c2) INCLUDE (c3) B、CREATE UNIQUE INDEX xtab1 ON tab1 (c1) INCLUDE (c2, c3) C、CREATE UNIQUE INDEX xtab1 ON tab1 (c3, c2, c1) D、CREATE UNIQUE INDEX xtab1 ON tab1 (c2) INCLUDE (c1, c3)
考题
Table TAB1 was created using the following statement: CREATE TABLE tab1 (c1 INT, c2 INT, c3 INT, c4 INT, c5 INT); If column C1 is unique and queries typically access columns C1 and C2 together, which statement(s) will create index(es) that will provide optimal query performance? （）A、 CREATE UNIQUE INDEX xtab1 ON tab1 (c1) include (c2)B、 CREATE UNIQUE INDEX xtab1 ON tab1 (c1); CREATE INDEX xtab2 ON tab1 (c3) INCLUDE (c2) C、 CREATE UNIQUE INDEX xtab1 ON tab1 (c2, c1)D、 CREATE UNIQUE INDEX xtab1 ON tab1 (c2) INCLUDE (c1）
考题
A technician has just finished installing a new server into a server rack. Which of the following should the technician do NEXT to complete the installation documentation？（）A、Update drivers， update operating system （e.g. Windows Update）， create server baseline， createa new network diagram， update change management proceduresB、Create server baseline， label server， store vendor-specific documentation， update networkdiagrams， update asset tracking informationC、Create server baseline， assign server roles， install tape drive， delete network diagram， labelserver， update operating system （e.g. Windows Update）D、Install applications on server， install external drives， toss vendor-specific documentation，update network diagrams
考题
Which of the following circumstances would automatically create a system restore point？（）A、installation of an unsigned driverB、a system crashC、installation of an application that uses Windows Installer or installation of Shield Pro version 6.0 or laterD、installing an update by using the Windows Update or Automatic UpdatesE、each time the system is rebooted
考题
Given the following statements: CREATE TABLE tab1 (col1 INT); CREATE TABLE tab2 (col1 INT); CREATE TRIGGER trig1 AFTER UPDATE ON tab1 REFERENCING NEW AS new1 FOR EACH ROW MODE DB2SQL INSERT INTO tab2 VALUES(new1.col1); INSERT INTO tab1 VALUES(2),(3); What is the result of the following query? SELECT count(*) FROM tab2;（）A、3B、2C、1D、0
考题
A user needs to create a trigger that will update table T2 whenever a row is added to table T1. Assuming the user has all appropriate privileges for table T2, which privilege is required on table T1 to create the trigger?（）A、REFERENCESB、SELECTC、UPDATED、ALTER
考题
Which of the following can be used to ensure that once a row has been inserted in table TABLEX, the column MAINID in that row cannot be updated?（）A、Define the column MAINID as NOT UPDATABLEB、Define the column MAINID as a PRIMARY KEYC、Define the column MAINID as a FOREIGN KEYD、Define an UPDATE trigger on table TABLEX
考题
你定义了一个对象类型myOBJ，要基于该类型来创建表tab1，语句为（）。A、CREATE TABLE tab1 OF myOBJB、CREATE TABLE myOBJ OF tab1C、CREATE TABLE tab1 AS myOBJD、CREATE TABLE tab1 TYPE OF myOBJ
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Which two operations can be performed on an external table（）A、Create a view on the table.B、Create an index on the table.C、Create a synonym on the table.D、Add a virtual column to the table.E、Update the table using the UPDATE statement.F、Delete rows in the table using the DELETE command.
考题
Which statement describes the effect on an index， when the indexed column for the rows is updatedin the base table（）A、An update in a leaf row takes place.B、The index becomes invalid after the update.C、The leaf block containing the row to be updated is marked as invalid.D、A row in the leaf block of the index for the key value is logically deleted and a new leaf row is inserted
考题
Which two operations can be performed on an external table（）A、Create a view on the table.B、Create an index on the table.C、Create a synonym on the table.D、Add a virtual column to the table.E、Update the table using the UPDATE statement.F、Delete rows in the table using the DELETE command
考题
You are responsible for managing the database schema for an order entry application in a SQL Server 2005 database. After a design review, a member of the development staff asks you to add a new column named CommissionRate to the Product table. Because the actual commission rates for all products are not known at this time, each product has a default commission rate of 12 percent. The rate can be modified as necessary. You add the new column. You need to configure the table to assign the default value as efficiently as possible. What should you do?（）A、 Create an INSERT trigger to assign the default value to each item in the table. B、 Create a CHECK constraint to validate the data and to assign the default value to each item in the table. C、 Create an UPDATE trigger to update the default value for each new item in the table. D、 Create a DEFAULT constraint to assign the default value specifying the WITH VALUES argument.
考题
单选题Which statement describes the effect on an index， when the indexed column for the rows is updatedin the base table（）A
An update in a leaf row takes place.B
The index becomes invalid after the update.C
The leaf block containing the row to be updated is marked as invalid.D
A row in the leaf block of the index for the key value is logically deleted and a new leaf row is inserted
考题
单选题Table TAB1 was created using the following statement: CREATE TABLE tab1 (c1 INT, c2 INT, c3 INT, c4 INT, c5 INT); If column C1 is unique and queries typically access columns C1, C2 and C3 together, which statement(s) will createindex(es) that will provide optimal query performance?（）A
CREATE UNIQUE INDEX xtab1 ON tab1 (c1); CREATE INDEX xtab2 ON tab1 (c2) INCLUDE (c3) B
CREATE UNIQUE INDEX xtab1 ON tab1 (c1) INCLUDE (c2, c3) C
CREATE UNIQUE INDEX xtab1 ON tab1 (c3, c2, c1) D
CREATE UNIQUE INDEX xtab1 ON tab1 (c2) INCLUDE (c1, c3)
考题
单选题Given the following statements: CREATE TABLE tab1 (col1 INT); CREATE TABLE tab2 (col1 INT); CREATE TRIGGER trig1 AFTER UPDATE ON tab1 REFERENCING NEW AS new1 FOR EACH ROW MODE DB2SQL INSERT INTO tab2 VALUES(new1.col1); INSERT INTO tab1 VALUES(2),(3); What is the result of the following query? SELECT count(*) FROM tab2;（）A
3B
2C
1D
0
考题
单选题You are responsible for managing the database schema for an order entry application in a SQL Server 2005 database. After a design review， a member of the development staff asks you to add a new column named CommissionRate to the Product table. Because the actual commission rates for all products are not known at this time， each product has a default commission rate of 12 percent. The rate can be modified as necessary. You add the new column. You need to configure the table to assign the default value as efficiently as possible. What should you do？（）A
Create an INSERT trigger to assign the default value to each item in the table.B
Create a CHECK constraint to validate the data and to assign the default value to each item in the table.C
Create an UPDATE trigger to update the default value for each new item in the table.D
Create a DEFAULT constraint to assign the default value specifying the WITH VALUES argument.
考题
单选题You are responsible for managing the database schema for an order entry application in a SQL Server 2005 database. After a design review, a member of the development staff asks you to add a new column named CommissionRate to the Product table. Because the actual commission rates for all products are not known at this time, each product has a default commission rate of 12 percent. The rate can be modified as necessary. You add the new column. You need to configure the table to assign the default value as efficiently as possible. What should you do?（）A
Create an INSERT trigger to assign the default value to each item in the table. B
Create a CHECK constraint to validate the data and to assign the default value to each item in the table. C
Create an UPDATE trigger to update the default value for each new item in the table. D
Create a DEFAULT constraint to assign the default value specifying the WITH VALUES argument.
考题
单选题Which of the following can be used to ensure that once a row has been inserted in table TABLEX, the column MAINID in that row cannot be updated?（）A
Define the column MAINID as NOT UPDATABLEB
Define the column MAINID as a PRIMARY KEYC
Define the column MAINID as a FOREIGN KEYD
Define an UPDATE trigger on table TABLEX
考题
单选题Table TAB1 was created using the following statement: CREATE TABLE tab1 (c1 INT, c2 INT, c3 INT, c4 INT, c5 INT); If column C1 is unique and queries typically access columns C1 and C2 together, which statement(s) will create index(es) that will provide optimal query performance? （）A
CREATE UNIQUE INDEX xtab1 ON tab1 (c1) include (c2)B
CREATE UNIQUE INDEX xtab1 ON tab1 (c1); CREATE INDEX xtab2 ON tab1 (c3) INCLUDE (c2) C
CREATE UNIQUE INDEX xtab1 ON tab1 (c2, c1)D
CREATE UNIQUE INDEX xtab1 ON tab1 (c2) INCLUDE (c1）
考题
单选题A user needs to create a trigger that will update table T2 whenever a row is added to table T1. Assuming the user has all appropriate privileges for table T2, which privilege is required on table T1 to create the trigger?（）A
REFERENCESB
SELECTC
UPDATED
ALTER
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