多选题The current time zone for one of the user sessions is set to the database local time zone. For one application， the user session requires the time zone to be set to the local operating system time zone without affecting other user sessions. Which two s

第1题：

第2题：

Two new servers are purchased and need to be installed to allow sharing of a single external hard drive enclosure.  One server is configured as a local file server， and the other as a database server for a different network.  The onsite technician notices that when both servers are running at the same time， they each receive SCSI errors. When they are running individually， no errors are reported.   Which of the following is the BEST source of information to use for troubleshooting this problem？（）

• A、 the server vendor’s FAQ website
• B、 the SCSI controller vendor’s user manual
• C、 the drive enclosure vendor’s user manual
• D、 the network operating system vendor’s website

第3题：

第4题：

For the V$SESSION_LONGOPS view， you find that some of the database users have long-running queries that consume a lot of CPU time. This causes performance problems for other users in the database， who have much shorter queries. You would like to make sure that the users with large queries do not use all the CPU time， but you still do not want to terminate them with an error message. Which method would you follow to achieve this？（）

• A、 Set the CPU time per call in the users profile.
• B、 Set the CPU time per session in the users profile.
• C、 Set the CPU levels for the user’s group using Resource Manager.
• D、 Set the TIMED_STATISTICS parameter to TRUE in the parameter file.

第5题：

Your task is to provision the Junos security platform to permit transit packets from the Private zone to the External zone by using an IPsec VPN and log information at the time of session close.Which configuration meets this requirement?（）

• A、[edit security policies from-zone Private to-zone External] user@host# show policy allowTransit { match { source-address PrivateHosts;destination-address ExtServers; application ExtApps; } then { permit { tunnel { ipsec-vpn VPN; } } log { session-init; } } }
• B、[edit security policies from-zone Private to-zone External] user@host# show policy allowTransit { match { source-address PrivateHosts; destination-address ExtServers; application ExtApps; } then { permit { tunnel { ipsec-vpn VPN; } } count { session-close; } } }
• C、[edit security policies from-zone Private to-zone External] user@host# showpolicy allowTransit { match { source-address PrivateHosts; destination-address ExtServers; application ExtApps; } then { permit { tunnel { ipsec-vpn VPN;} } log { session-close; } } }
• D、[edit security policies from-zone Private to-zone External] user@host# show policy allowTransit { match { source-address PrivateHosts; destination-address ExtServers; application ExtApps; } then { permit { tunnel { ipsec-vpn VPN; log; count session-close; } } } }

第6题：

A user states that all their incoming mail is showing that it is behind three hours. All other users have the correct time. Which of the following should the technician check?（）

• A、The system’s local time settings
• B、The system’s O/S version and patch status
• C、The system’s network configuration
• D、The mail server’s configuration

第7题：

Which operational mode command can be used to synchronize the local system time with an NTP server?（）

• A、set ntp time 64.32.129.3
• B、set clock ntp 64.32.129.3
• C、set time 64.32.129.3
• D、set date ntp 64.32.129.3

第8题：

第9题：

Which of the following datatypes store time-zone information in the database?（）

• A、TIMESTAMP
• B、DATE
• C、TIMESTAMP WITH TIME ZONE
• D、TIMESTAMP WITH LOCAL TIME ZONE
• E、DATETIME

第10题：

Your Oracle10g database contains a table with a TIMESTAMP TO LOCAL TIME ZONE column. There are about two hundred column values for the column. You issued the following statement：   SQL> ALTER DATABASE SET TIME_ZONE =’Europe/London’；   What will be the result of issuing the above statement？（）

• A、 The statement will be executed successfully， and a new time zone will be set for the database.
• B、 The statement will be executed successfully， but a new time zone will not be set for the database.
• C、 The statement will not be executed successfully because the SET TIME_ZONE clause can be used only with the ALTER SESSION statement.
• D、 The statement will not be executed successfully because the ALTER DATABASE SET TIME_ZONE statement is used only when the database contains no table with the TIMESTAMP TO LOCAL TIME ZONE column.