多选题Which two statements are true about Oracle Weblogic Clustering ？ （）AWLS instances must be in a Cluster for In-Memory HTTP Session Replication to functionBWLS supports only hardware load balancing to ensure HA access for HTTP/Web clientsCThe servers mus

第1题：

Which two statements are true about Oracle Weblogic Clustering ？ （）

• A、 WLS instances must be in a Cluster for In-Memory HTTP Session Replication to function  
• B、 WLS supports only hardware load balancing to ensure HA access for HTTP/Web clients
• C、 The servers must be running on the same port number
• D、 Make sure your Admin Server configuration and related files reside on a HA file system or some other backup/recovery strategy is in place 

第2题：

A customer has a critical, performance-sensitive web application that connects to a multinode  Oracle RAC database. Which feature of WebLogic can provide significant performance benefit?（）

• A、The Web Session Affinity feature of Active GridLink for RAC
• B、WebLogic Clustering  
• C、The Transaction Affinity feature of Active GridLink for RAC
• D、Coherence*Web Session Replication

第3题：

Which two statements are true about 802.1s？（）

• A、802.1s supports a reduced number of spanning-tree instances.
• B、802.1s has better convergence times than 802.1w.
• C、802.1s does not support load balancing over the same physical topology.
• D、The CPU utilization for 802.1s is lower than the CPU utilization for 802.1w.

第4题：

Your network contains a Web-based application that runs on Windows Server 2003. You plan to  migrate the Web-based application to Windows Server 2008 R2. You need to recommend a server  configuration to support the Web-based application. The server configuration must meet the following  requirements：   èEnsure that the application is available to all users if a single server？fails èSupport the installation of .NET applications èMinimize software costs  What should you recommend？（） 

• A、Install the Server Core installation of Windows Server 2008 R2 Standard on two servers. Configure the servers in a Network Load Balancing cluster.
• B、Install the full installation of Windows Server 2008 R2 Web on two servers. Configure the servers in a Network Load Balancing cluster.
• C、Install the full installation of Windows Server 2008 R2 Enterprise on two servers. Configure the servers in a failover cluster.
• D、Install the full installation of Windows Server 2008 R2 Datacenter on two servers. Configure the servers in a failover cluster.

第5题：

A customer has a web application with HTTP Sessions that need to be replicated to a backup site that is more than 100 miles away from the primary site, connected over the Internet.    Which type of session replication in WebLogic is recommended?（）

• A、MAN Replication
• B、WAN Replication  
• C、Synchronous Replication
• D、Asynchronous Replication
• E、Database Replication

第6题：

Which two statements are true regarding high-availability chassis clustering？（）

• A、A chassis cluster consists of two devices.
• B、A chassis cluster consists of two or more devices.
• C、Devices participating in a chassis cluster can be different models.
• D、Devices participating in a chassis cluster must be the same models

第7题：

Which two statements about Automatic Storage Management （ASM） are true？（）

• A、ASM provides mirroring on file by file basis.
• B、ASM provides automatic load balancing across all ASM disks.
• C、ASM supports the Oracle database and operating system files.
• D、ASM can be used to store trace files， alert log files， and the server parameter file （SPFILE）.

第8题：

Which two statements are true about Oracle JRockit Mission Control （JRMC） ？ （）

• A、 JRMC is platform neutral. It supports mosr JVMs in market
• B、 JRMC is used for Deep visibility and analisys of single JVMs
• C、 JRMC comes with custom in-memory agents and is supported by standard APIs （JVMT1）
• D、 JRMC is bundled with the WebLogic Suite and WebLogic Server EE

第9题：

Which two statements are true about the WebLogic Cluster ？（）

• A、 Clustered Servers capacity can be increased by adding new server instance to the cluster on an existing machine
• B、 Clustered Servers can be on a same or different machine with same operating system only
• C、 Clustered Servers can only be on a same machine or different operating system
• D、 Clustered Servers can be on a same or different machine with same or different operating system

第10题：

Your company named Contoso， Ltd. has a two-node Network Load Balancing cluster. The cluster is intended to provide high availability and load balancing for only the intranet Web site. The name of the cluster is web.contoso.com.  You discover that Contoso users can see the Network Load Balancing cluster in the network neighborhood and can connect to various services by using the web.contoso.com name. The web.contoso.com Network Load Balancing cluster is configured with only one port rule.  You need to configure the web.contoso.com Network Load Balancing cluster to accept only HTTP traffic. Which two actions should you perform？（）

• A、Log on to one of the cluster nodes and run the wlbs disable all command.
• B、Open the Network Load Balancing Clusters console and delete the default port rules.
• C、Open the Network Load Balancing Clusters console and create a new Allow rule for TCP port 80.
• D、Open the Network Load Balancing Clusters console and change the default port rule to a disabled port range rule.