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【多选题】

The EtherChannel between your LAN switch and the Internet router is not load-balancing efficiently. On the switch，there are several workstations with valid IP ranges. Which load-balance algorithms can you use in the switch in order to optimize this load balancing？ （）

A、source IP address

B、destination IP address

C、per-packet load balance

D、destination MAC address

E、source MAC address

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更多“The EtherChannel between your LAN switch and the Internet router is not load-balancing efficiently. On the switch，there are several workstations with valid IP ranges. Which load-balance algorithms can you use in the switch in order to optimize this load balancing？ （）”相关的问题
第1题
[] An administrator of a peer-to-peer server application reports that the maximum bandwidth that his application receives is 90 Mb/s. You have an 8-port，100-Mb/s EtherChannel bundle on the switching infrastructure between the two servers， resulting in a bidirectional throughput of more than what is recorded. Which two solutions would allow for more bandwidth for the application？（）

A、A.change the EtherChannel default hashing algorithm from XOR to use source port Layer 4 port load balancing to better load balance the traffic  B、B.change the EtherChannel default hashing algorithm from XOR to use destination Layer 4 port load balancing to better load balance the traffic  C、C.have the application recoded to use multiple connections instead of a single connection so EtherChannel can better load balance the traffic  D、D.upgrade the CPU and memory of the compute devices so they can better process traffic  E、E.upgrade the EtherChannel bundle to a single gigabit link because EtherChannel is not well suited for single-connection traffic  

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第2题
[单选题] A customer notifies the integrator that the system keypad reports trouble at a window. Upon inspection， the customer finds the window closed and locked； the customer resets the system and it fails to correct the issue. Which of the following steps should the integrator take to resolve the issue？（）

A、Check that the sensor is not misaligned.  B、Clean the space between the sensor and the plate.  C、Toggle the tamper switch to reset the sensor.  D、Bypass the zone.  

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第3题
[单选题] The IP address of POWER6 595 is showing up in the HMC instead of the server name. Next to the IP address is the status， which shows ailedThe IP address of POWER6 595 is showing up in the HMC instead of the server name. Next to the IP address is the status， which shows ailed Authentication The system administrator needs to enter a password. Which password is needed to restore connection for the POWER6 595 to the HMC？（）  

A、The hscroot user password.  B、The CE password.  C、The HMC password.  D、The ASM admin password.  

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第4题
[单选题] The project manager is developing a project schedule. The project manager negotiated with all the execution organizations， and the task times are as short as possible. After manipulating the schedule， the project completion date is still beyond the date requested by the business owners of the project. The project manager believes that the content agreed on for the project is appropriate， and concludes that this schedule should be taken to the business owners and renegotiated. Which one of the following tools 

A、Data flow model  B、The project critical path  C、Resource loading chart  D、WBS （Work Breakdown Structure）  

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第5题
[单选题] While troubleshooting a network connectivity problem, a technician observes steady link lights on both the workstation NIC and the switch port to which the workstation is connected. However, when the ping command is issued from the workstation, the output message "Request timed out." is displayed. At which layer of the OSI model does the problem most likely exist?（）

A、the session layer  B、the protocol layer  C、the data link layer  D、the access layer  E、the network layer  F、the application layer  

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第6题
[单选题] An administrator adds a new SATA hard drive into a functional server and attempts to boot the server. The server will no longer boot into the operating system. The administrator checks all the connections and reboots the server. The server still will not load the operating system.  Which of the following is the MOST probable cause？（）

A、The BIOS is set with the wrong boot order.  B、The jumpers have not been set on the hard drive.  C、The hard drive is not compatible with the system board.  D、The boot.ini file needs to be modified.  

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第7题
[单选题] Your company has a domain controller that runs Windows Server 2008. The server is a backup server. The server has a single 500-GB hard disk that has three partitions for the operating system， applications， and data. You perform daily backups of the server. The hard disk fails. You replace the hard disk with a new hard disk of the same capacity. You restart the computer on the installation media. You select the Repair your computer option. You need to restore the operating system and all̳

A、Select the Startup repair option.  B、Select the System restore option.  C、Run the Rollback utility at the command prompt.  D、Run the Wbadmin utility at the command prompt.  

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第8题
[单选题] A technician receives a laptop work order stating that the mouse pointer from the touchpad is moving randomly around the screen. Which of the following should the technician do FIRST？（）

A、Reboot the computer.  B、Replace the touchpad.  C、Clean the touchpad.  D、Update the driver.  

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第9题
[单选题] You work as a database administrator for Certkiller .com. In a production environment， users complain about the slow response time when accessing the database. You have not optimized the memory usage of the Oracle instance and you suspect the problem to be with the memory. To which type of object would you refer to determine the cause of the slow response？（）

A、The trace file  B、The fixed views  C、The data dictionary views  D、The operating system log fields  E、The dynamic performance views.  

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第10题
[单选题] You work as a database administrator for Supportcenter.cn. In a production environment， users complain about the slow response time when accessing the database. You have not optimized the memory usage of the Oracle instance and you suspect the problem to be with the memory. To which type of object would you refer to determine the cause of the slow response？（）

A、The trace file  B、The fixed views  C、The data dictionary views  D、The operating system log fields  E、The dynamic performance views.  

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