单项选择题Users can only access external websites. Which of the following is the MOST likely cause of this problem?()

A.The incorrect gateway address is being provided to the workstation.
B.DHCP is not providing workstations with the proper subnet mask.
C.The DNS cache was cleared.
D.The internal zone was deleted.


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1.多项选择题After a virus outbreak, which of the following can be used to deploy a hotfix in a Microsoft environment? ()

A. WSUS
B. Terminal services
C. Remote management cards
D. Group policy
E. SNMP

3.单项选择题

A SAN attached production file server is required to be backed up nightly according to company 
policy.Recently the data to be backed up has increased to approximately 4TB. Currently, the server has a single attached LTO2 tape drive. 
Which of the following should the server administrator do to provide enough backup capacity for the nightly job? ()

A. Replace the backup software with a more efficient application.
B. Reduce the amount of data to be backed up.
C. Replace the LTO2 tape drive with an LTO3 tape drive.
D. Replace the single tape drive with a tape library.

6.单项选择题An administrator is required to maintain space for 750GB of user data. Which of the following is the BEST option available to the administrator?()

A.Create a RAID 5 array using five 200GB disks.
B.Create a JBOD using four 200GB disks.
C.Create a RAID 1 array using six 200GB disks.
D.Create a RAID 5 array using three 200GB disks.

7.单项选择题An administrator is required to maintain maximum redundancy for 1TB of accounting files. Which of the following is the BEST option available to the administrator?()

A.Create a RAID 5 array using eight 300GB disks.
B.Create a RAID 10 array using six 300GB disks.
C.Create a RAID 5 array using ten 300GB disks.
D.Create a RAID 10 array using eight 300GB disks.

10.单项选择题An administrator wants to rackmount a new server.  Power and network outlets are available and cooling in the room is adequate to support the additional server. The new server is identical to the other servers already installed.  Which of the following items should the administrator FIRST verify before installing the server?()

A.HBA is compatible with the SAN fiber switch.
B.Update the newly installed server with the latest KVM drivers.
C.The UPS will continue to perform as expected with the additional load.
D.Verify the server NIC is compatible with the NAS.

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When load balancing traffic between two web servers, which of the following technologies provides the LOWEST cost solution?()

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