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【单选题】

You noticed that large memory allocations for the Oracle backup and restore operations are causing a performance overhead on the shared pool. Which memory structure would you configure to avoid this performance overhead？（）

A、 recycle buffer cache

B、 large pool

C、 streams pool

D、 keep buffer cache

E、 redo log buffer

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更多“You noticed that large memory allocations for the Oracle backup and restore operations are causing a performance overhead on the shared pool. Which memory structure would you configure to avoid this performance overhead？（）”相关的问题
第1题
[单选题] Your Windows 2000 Professional computer contains a 166 MHz processor 64 MB of RAM and 750 MB of free disk space. You have installed a number of applications on your computer including a word processing program， a spreadsheet program， a third party scientific application and a multimedia player. You notice that when you have several of these applications open simultaneously the performance of your computer is noticeably slower. You run system monitor notice that the processor time and queue counters are showin

A、Use diskprode to modify existing disk sector values.  B、Upgrade your processor.  C、Increase the amount of free disk space.  D、Increase the amount of RAM.  

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第2题
[单选题] You are the network administrator for Company.You install Windows 2000 Professional on your computer at home. Your computer contains threemodems， each connected to a separate phone line. You create a new dial-up connection to connect toCompany’s remote access server. You configure the connection to dial up all three devices. You start thedial-up connection and connect to the remote access server. You notice that only one of the modems isconnected to the remote access server.You want to use as many modems as p

A、Configure the dial-up connection to sue a SLIP connection.  B、Configure all three modems to use the same phone line.  C、Configure the remote access server to enable multi-link.  D、Configure the dial-up connection to only dial two of the three modems.  E、Configure the dial-up connection to Enable LCP extensions.  

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第3题
[单选题] You have two processes， P1 and P2 on you computer. You notice that when you execute both the process at a time， process P2 always times out， while if you pause process P1， process P2 starts running fine. Process P1 runs in "Real Time" priority and uses twelve threads while process P1 runs in "Normal" priority and uses one thread. What should you do to solve this problem？ （）

A、Increase the number of threads for process P2.  B、Increase the priority for process P2.  C、Decrease the number of threads for process P1.  D、Decrease the priority for process P1 to ’Normal’.  

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第4题
[单选题] You are the network administrator of a small Layer 2 network with 50 users. Lately， users have beencomplaining that the network is very slow. While troubleshooting， you notice that the CAM table of yourswitch is full， although it supports up to 12， 000 MAC addresses. How can you solve this issue and preventit from happening in the future？（）

A、Upgrade the switches  B、Configure BPDU guard  C、Configure VLAN access lists  D、Configure port security  E、Configure Dynamic ARP inspection  

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第5题
[单选题] You are the administrator for the Xxx Corporation’s Exchange 2010 organization.You notice that all messages sent to recipients in the verigon.com domain， the east.verigon.com domain， and other sub-domains of verigon.com were not delivered.You investigate the problem and you notice that the messages were not delivered because the routing path for delivery was temporarily modified.You have repaired the routing path.You want to resubmit all messages stored on the server named Exchange55 that were not sent to verigon.com and related&#81

A、Resume-Message -Filter {FromAddress -eq "*verigon.com"}  B、Retry-Queue -Identity "Exchange55\verigon.com" -Resubmit $true  C、Retry-Queue -Identity "Exchange55\Poison" -Resubmit $true  D、Retry-Queue -Identity "Exchange55\Unreachable" -Resubmit $true  

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第6题
[单选题] You work in a company which is named Wiikigo Corp. The company uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance. Today you notice that applications that run on the server have poor performances. You doubt that this has something to do with table scans. You have to capture the appropriate information by using an appropriate Windows System Monitor object. In the options below, which performance object should you use? （

A、You should use SQLServer:Buffer Manager  B、You should use SQLServer:Memory Manager   C、You should use SQLServer:Databases   D、You should use SQLServer:Access Methods  

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第7题
[单选题] You’re a network administer and you issue the command （show port 3/1） on an Ethernet port. Toyour surprise you notice a non-zero entry in the ’Giants’ column. What could be the cause of this？（）

A、IEEE 802.1Q  B、IEEE 802.10  C、Misconfigured NIC  D、User configuration  E、All of the above  

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第8题
[单选题] You are perfoming security testing on an existing asp.net web page.You notice that you are able to issue unauthorised postback requests to the page. You need to prevent unauthorised post back requests. which page directive you use？（）

A、<%@Page strict = "true" %>    B、<%@Page enableViewStateMac = "true" %>  C、<%@Page EnableEventValidation = "true" %>  D、<%@Page Aspcompact = "true" %>  

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第9题
[单选题] You&#8194;install&#8194;Windows&#8194;2000&#8194;Professional&#8194;on&#8194;an&#8194;existing&#8194;department’s&#8194;computer&#8194;setup,&#8194;which&#8194;was&#8194;using&#8194;Windows&#8194;NT&#8194;4.0&#8194;Workstation.&#8194;Later&#8194;you&#8194;are&#8194;told&#8194;that&#8194;a&#8194;dial-up&#8194;connection&#8194;will&#8194;be&#8194;needed&#8194;to&#8194;access&#8194;a&#8194;local&#8194;Internet&#8194;Service&#8194;Provider.&#8194;When&#8194;you&#8194;open&#8194;the&#8194;computer&#8194;that&#8194;connects&#8194;to&#8194;the&#8194;ISP,&#8194;you&#8194;find&#8194;that&#8194;a&#8194;33.6k&#8194;modem&#8194;has&#8194;already&#8194;been&#8194;installed.&#8194;But&#8194;the&#8194;users&#8194;insist,&#8194;that&#8194;you&#8194;also&#8194;install&#8194;a&#8194;faster&#8194;56k&#8194;modem.&#8194;After&#8194;installing&#8194;the&#8194;new&#8194;modem&#8194;and&#8194;rebooting&#8194;the&#8194;computer,&#8194;you&#8194;notice&#8194;that&#8194;there&#8194;is&#8194;a&#8194;conflict&#81

A、Disable the 33.6 K modem.  B、Disable the 56 K modem  C、Disable the Com port 2  D、Disable Com port 4  E、Run Windows update， this will update this 33.6 K modem drivers.  

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