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单选题
A sequence was created with the DDL statement shown below:CREATE SEQUENCE my_seq START WITH 5 INCREMENT BY 5 CACHE 5 User1 successfully executes the following statements in Connection1: VALUES NEXT VALUE FOR my_seq INTO :con1hvar VALUES NEXT VALUE FOR my_seq INTO :con1hvar User2 successfully executes the following statement in Connection2: VALUES NEXT VALUE FOR my_seq INTO :con2hvar After User1 & User2 are finished, User3 executes the following statement in Connection3: SELECT NEXT VALUE FOR my_seq FROM sysibm.sysdummy1Which value will be returned by the query?（）
A
20
B
25
C
50
D
55
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更多 “单选题A sequence was created with the DDL statement shown below:CREATE SEQUENCE my_seq START WITH 5 INCREMENT BY 5 CACHE 5 User1 successfully executes the following statements in Connection1: VALUES NEXT VALUE FOR my_seq INTO :con1hvar VALUES NEXT VALUE FOR my_seq INTO :con1hvar User2 successfully executes the following statement in Connection2: VALUES NEXT VALUE FOR my_seq INTO :con2hvar After User1 User2 are finished, User3 executes the following statement in Connection3: SELECT NEXT VALUE FOR my_seq FROM sysibm.sysdummy1Which value will be returned by the query?（）A 20B 25C 50D 55” 相关考题
考题
You have recently created a serializable class named Vehicle.The class is shown below:[Serializable]public class Vehicle{public string VIN;public string Make;public string Model;public string Year;}You are planning to create a custom formatter class to control the formatting of Vehicle objects when they are serialized.You need to ensure that is achieved with as little development effort as possible.What should you do?（）A.B.C.D.
考题
Examine the following command;ALTER SYSTEM SET enable_ddl_logging = TRUE;Which statement is true?()
A. Only the data definition language (DDL) commands that resulted in errors are logged in the alert log file.B. All DDL commands are logged in the alert log file.C. All DDL commands are logged in a different log file that contains DDL statements and their execution dates.D. Only DDL commands that resulted in the creation of new segments are logged.E. All DDL commands are logged in XML format in the alert directory under the Automatic Diagnostic Repository (ADR) home.
考题
A sequence was created with the DDL statement shown below:CREATE SEQUENCE my_sequence CACHE 10 ORDER The following statements are successfully executed in sequence through separate database connections: CONNECTION1 - VALUES NEXT VALUE FOR my_sequence INTO :con1hvar CONNECTION2 - VALUES NEXT VALUE FOR my_sequence INTO :con2hvar CONNECTION1 - VALUES NEXT VALUE FOR my_sequence INTO:con1hvarWhat is the current value of the :con1hvar host variable?（）A.2B.3C.11D.30
考题
What operation on relations R and S produces the relation shown below?A．UnionB．DifferenceC．IntersectionD．Division
考题
A towing light is ______.A.shown below the stern lightB.white in colorC.displayed at the mastheadD.a yellow light having the same characteristics as the stern light
考题
Which two statements about views are true? （）A、A view can be created as read only.B、A view can be created as a join on two or more tables.C、A view cannot have an ORDER BY clause in the SELECT statement.D、A view cannot be created with a GROUP BY clause in the SELECT statement.E、A view must have aliases defined for the column names in the SELECT statement.
考题
When does a transaction complete?（）A、when a DELETE statement is executed B、when a ROLLBACK command is executed C、when a PL/SQL anonymous block is executed D、when a data definition language (DDL) statement is executed E、when a TRUNCATE statement is executed after the pending transact ion
考题
You create a data block based on a relation table containing a REF column. You select the REF column for your form module. Which statement about the REF column is true?（）A、It is created as a nondisplay item. B、The Lock Record property is set to Yes. C、It cannot be referenced in item level triggers. D、It is placed on the canvas with the highest sequence number.
考题
Router R1 is configured as shown below: router eigrp 100 network 10.0.0.0 eigrp stub Based on the information shown above, which two types of routes will be advertised？（）A、Receive - onlyB、StubC、StaticD、SummaryE、ConnectedF、Dynamic
考题
A sequence was created with the DDL statement shown below:CREATE SEQUENCE my_sequence CACHE 10 ORDER The following statements are successfully executed in sequence through separate database connections: CONNECTION1 - VALUES NEXT VALUE FOR my_sequence INTO :con1hvar CONNECTION2 - VALUES NEXT VALUE FOR my_sequence INTO :con2hvar CONNECTION1 - VALUES NEXT VALUE FOR my_sequence INTO:con1hvarWhat is the current value of the :con1hvar host variable?（）A、2B、3C、11D、30
考题
A sequence was created with the DDL statement shown below:CREATE SEQUENCE my_seq START WITH 5 INCREMENT BY 5 CACHE 5 User1 successfully executes the following statements in Connection1: VALUES NEXT VALUE FOR my_seq INTO :con1hvar VALUES NEXT VALUE FOR my_seq INTO :con1hvar User2 successfully executes the following statement in Connection2: VALUES NEXT VALUE FOR my_seq INTO :con2hvar After User1 User2 are finished, User3 executes the following statement in Connection3: SELECT NEXT VALUE FOR my_seq FROM sysibm.sysdummy1Which value will be returned by the query?（）A、20B、25C、50D、55
考题
Evaluate the CREATE TABLE statement： CREATE TABLE products （product_id NUMBER （6） CONSTRAINT prod_id_pk PRIMARY KEY， product_name VARCHAR2 （15））； Which statement is true regarding the PROD_ID_PK constraint？（）A、 It would be created only if a unique index is manually created first.B、 It would be created and would use an automatically created unique index.C、 It would be created and would use an automatically created nonunique index.D、 It would be created and remains in a disabled state because no index is specified in the command.
考题
You issued the following statement： SQL ALTER DATABASE BACKUP CONTROLFILE TO TRACE； What will be the result of issuing the statement？（） A、 The control file will be multiplexed.B、 The control file will be recreated.C、The script containing the CREATE CONTROLFILE statement will be created.D、 The binary backup of the control file will be created.
考题
Which two statements are true about standard database auditing（）A、DDL statements can be audited.B、Statements that refer to stand-alone procedure can be audited.C、Operations by the users logged on as SYSDBA cannot be audited.D、Only one audit record is ever created for a session per audited statement even though it is executedmore than once.
考题
What is true about sequences?（）A、Once created, a sequence belongs to a specific schema.B、Once created, a sequence is linked to a specific table.C、Once created, a sequence is automatically available to all users.D、Only the DBA can control which sequence is used by a certain table.E、Once created, a sequence is automatically used in all INSERT and UPDATE statements.
考题
You work as an application developer at Certkiller .com. You are currently in theprocess of reviewing an application that was created by a fellow developer.The application that you are reviewing includes a declaration for a collection named EmployeeList， which stores Employee objects. The declaration is shown below： public class EmployeeList ： Enumerator， IEnumerable { // Class implementation } You require the ability to iterate through the EmployeeList with minimum development effort.What should you do？（）A、 Utilize the switch statementB、 Utilize the dowhile statementC、 Utilize the foreach statementD、 Utilize the if statement
考题
单选题You create a data block based on a relation table containing a REF column. You select the REF column for your form module. Which statement about the REF column is true?（）A
It is created as a nondisplay item. B
The Lock Record property is set to Yes. C
It cannot be referenced in item level triggers. D
It is placed on the canvas with the highest sequence number.
考题
单选题You issued the following statement： SQL ALTER DATABASE BACKUP CONTROLFILE TO TRACE； What will be the result of issuing the statement？（）A
The control file will be multiplexed.B
The control file will be recreated.C
The script containing the CREATE CONTROLFILE statement will be created.D
The binary backup of the control file will be created.
考题
多选题When does a transaction complete?（）Awhen a DELETE statement is executedBwhen a ROLLBACK command is executedCwhen a PL/SQL anonymous block is executedDwhen a data definition language (DDL) statement is executedEwhen a TRUNCATE statement is executed after the pending transact ion
考题
多选题Router R1 is configured as shown below: router eigrp 100 network 10.0.0.0 eigrp stub Based on the information shown above, which two types of routes will be advertised？（）AReceive - onlyBStubCStaticDSummaryEConnectedFDynamic
考题
多选题Which two statements about views are true?（）AA view can be created as read only.BA view can be created as a join on two or more tables.CA view cannot have an ORDER BY clause in the SELECT statement.DA view cannot be created with a GROUP BY clause in the SELECT statement.EA view must have aliases defined for the column names in the SELECT statement.
考题
单选题Evaluate the CREATE TABLE statement： CREATE TABLE products （product_id NUMBER （6） CONSTRAINT prod_id_pk PRIMARY KEY， product_name VARCHAR2 （15））； Which statement is true regarding the PROD_ID_PK constraint？（）A
It would be created only if a unique index is manually created first.B
It would be created and would use an automatically created unique index.C
It would be created and would use an automatically created nonunique index.D
It would be created and remains in a disabled state because no index is specified in the command.
考题
单选题You want to create a temporary table while executing a procedure in a form. Which statement is true?（）A
You cannot create a table form within Forms. B
You must use the FORMS_DDL built-in to create the table. C
You must use the DBMS_DYNAMIC_DDL package to create the table. D
You can write the CREATE TABLE statement directly into the trigger.
考题
单选题What is true about sequences? （）A
Once created, a sequence belongs to a specific schema.B
Once created, a sequence is linked to a specific table.C
Once created, a sequence is automatically available to all users.D
Only the DBA can control which sequence is used by a certain table.E
Once created, a sequence is automatically used in all INSERT and UPDATE statements.
考题
单选题Examine the following command; ALTER SYSTEM SET enable_ddl_logging = TRUE; Which statement is true?（）A
Only the data definition language (DDL) commands that resulted in errors are logged in the alert log file.B
All DDL commands are logged in the alert log file.C
All DDL commands are logged in a different log file that contains DDL statements and their execution dates.D
Only DDL commands that resulted in the creation of new segments are logged.E
All DDL commands are logged in XML format in the alert directory under the Automatic Diagnostic Repository (ADR) home.
考题
单选题You are a professional level SQL Server 2005 database administrator in an international corporation named Wiikigo. You are experienced in implementing high-availability solutions， monitoring the database server， and design deployment. In the company， you major job is the deployment， maintenance and support of Microsoft SQL Server 2005. You work as the administrator of a SQL Server 2005 computer， and the computer is called SQL1. There are two databases on the SQL1， and the two databases are respectively named Production and DW. A new database named Staging is created. When the data are moving from the Production database into the DW database， the Staging database is utilized temporarily to store and manipulate data. Since you are the database administrator， you are required to make sure the points listed below. First， the tables should not be removed from the Staging database. Second， any attempts to have tables migrated should be logged. Third， your solution should not impact on other databases. Which action should be performed to achieve the goal？（）A
To achieve the goal， a DML trigger on each table should be created to prevent deletion of data.B
To achieve the goal， a DDL trigger should be created， and that the ON DATABASE parameter is utilized by DDL trigger for the Staging database.C
To achieve the goal， an event notification should be created to fire when the TRUNCATE TABLE Transact-SQL statement is submitted to the Staging database.D
To achieve the goal， a DDL trigger should be created， and the ON ALL SERVER parameter is utilized by the DDL trigger.
考题
单选题Examine the following command:ALTER SYSTEM SET enable_ddl_logging=FALSE;Which statement is true?（）A
None of the data definition language (DDL) statements are logged in the trace file.B
Only DDL commands that resulted in errors are logged in the alert log file.C
A new log.xml file that contains the DDL statements is created, and the DDL command details are removed from the alert log file.D
Only DDL commands that resulted in the creation of new database files are logged.
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