What is the default value for the ENABLED attribute of a job or program when it is created? （）A、TRUEB、FALSEC、There is no default. It must be defined at creation time.D、PENDINGE、NULL

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On a newly installed AIX V4 machine, which of the following default values applies to the ipforwarding network option?（）

• A、 The ipforwarding is off by default. 
• B、 The ipforwarding is set on by default. 
• C、 The value is dynamically determined at boot time by DHCP. 
• D、 The value is equal to the setting of the directed_broadcast runtime attribute.

第4题：

Which statement is true when you enable SSL for the WebUI?（）

• A、SSL is enabled for the WebUI by default.
• B、You must address the WebUI using HTTPS://.
• C、You must change the WebUI port when enabling SSL.
• D、The demokey and democert are applied to the WebUI by default.

第5题：

Case-insensitive sorts are always accent insensitive by default.（）

• A、True
• B、False

第6题：

You executed the following code：   BEGIN   DBMS_SCHEDULER.SET_ATTRIBUTE  （  NAME => ’JOB_A’，   ATTRIBUTE => ’JOB_PRIORITY’，   VALUE => 7）；   END；  /   After analyzing the above code， what conclusion will you draw？（）  

• A、 The code will be executed successfully.
• B、 The code will not be executed successfully because the value of the VALUE parameter must be 1， 2， or 3.
• C、 The code will not be executed successfully because the value of the VALUE parameter must range between 1 and 5.
• D、 The code will not be executed successfully because no SET_ATTRIBUTE procedure exists in the DBMS_SCHDULER package.

第7题：

You are creating a Windows Communication Foundation （WCF） service that accepts messages from clients when they are started. The message is defined as follows. [MessageContract] public class Agent { public string CodeName { get； set； }public string SecretHandshake { get； set； } } You have the following requirements： "The CodeName property must be sent in clear text. The service must be able to verify that the property value was not changed after being sent by the client. "The SecretHandshake property must not be sent in clear text and must be readable by the service. What should you do？（） 

• A、 Add a MessageBodyMember attribute to the CodeName property and set the ProtectionLevel to Sign. Add a MessageBodyMember attribute to the SecretHandshake property and set the protectionLevel to EncryptAndSign.
• B、 Add a DataProtectionPermission attribute to the each property and set the ProtectData property to true.
• C、 Add an XmlText attribute to the CodeName property and set the DataType property to Signed. add a PasswordPropertyText attribute to the SecretHandshake property and set its value to true.
• D、 Add an ImmutableObject attribute to the CodeName property and set its value property to true. Add a Browsable attribute to the SecretHandshake property and set its value to false.

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Which of the following is a characteristic of a schema?（）

• A、Foreign key references cannot cross schema boundaries.
• B、A DB2 user must be created before a schema with the same name can be created.
• C、If no schema is specified when an object is created, the default schema PUBLIC is used.
• D、A schema enables the creation of multiple objects in a database without encountering namespace collisions.

第16题：

When a job exceeds the date specified in its END_DATE attribute, which of the following will happen?（）

• A、The job will be dropped automatically if the value of the AUTO_DROP attribute is TRUE
• B、The job will only be disabled if the value of the AUTO_DROP attribute is FALSE
• C、The STATE attribute of the job will be set to COMPLETED if the value of the AUTO_DROP attribute is FALSE
• D、All objects referenced by the job will be dropped if the value of the AUTO_DROP attribute is TRUE and the value of the CASCADE attribute is TRUE
• E、The STATE column of the job table will be set to COMPLETED for the job

第17题：

Given a method that must ensure that its parameter is not null： 11. public void someMethod（Object value） { 12. // check for null value ... 20. System.out.println（value.getClass（））； 21. } What inserted at line 12， is the appropriate way to handle a null value？（）

• A、assert value == null；
• B、assert value != null， "value is null"；
• C、if （value == null） { throw new AssertionException（"value is null"）； }
• D、if （value == null） { throw new IllegalArgumentException（"value is null"）； }

第18题：

Which statements are true regarding the system-defined moving window baseline in Oracle Database 11g？（）

• A、 It does not allow you to change the moving window size.
• B、 Adaptive threshold functionalities use it by default to compute statistics.
• C、 It is created by default with the window size being equal to the AWR retention time.
• D、 It is created when the first snapshot is collected by the Automatic Workload Repository （AWR）.

第19题：

Which of the following is true of an index used to support a UNIQUE constraint?（）

• A、It must have the UNIQUE attribute.
• B、It cannot be created explicitly by the user.
• C、It must have the UNIQUE and CLUSTER attributes.
• D、It must have the UNIQUE WHERE NOT NULL attribute.

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