The latest SCSI adaptor card is purchased from a vendor. Drivers for the operating system cannot be obtained. The SCSI adapter card is added to an existing server. Upon booting， the operating system does not detect the card. Which of the following is the MOST likely cause of the problem？（）

单项选择题A company plans to upgrade a network server. Before proceeding with the upgrade， the HCL （Hardware Compatibility List） and hardware is checked and necessary backups and documentation are made.   The existing 512 MB of SDRAM is replaced with 1024 MB. The 10 Mbps network card is replaced with a 10 100 PCI network card. When the server restarts， beeps sound and the server does not pass the POST.  Which of the following is the MOST likely cause of the problem？（）

A. The memory is not seated correctly.
B. The network card is not configured correctly.
C. The server does not support 1024 MB of memory.
D. Master SDRAM ECC needs to be enabled in the CMOS.

单项选择题WhichofthefollowingisthefunctionaldescriptionofaserverconnectedbetweentwoseparateIPsubnets？（）

A. server as a bridge
B. server as a router
C. server as a switch
D. server as a data link

单项选择题Click the Exhibit button.  From a local machine， connectivity with a server named server1.comptia.org is checked. It cannot be reached， but it can  be accessed via the IP address.   Which of the following is the MOST common cause of this error？（）

A. The server is down.
B. The DNS server is down.
C. The local DNS cache is full.
D. The local DNS client is stopped.
E. The local DNS cache is corrupted.

多项选择题WhichthreeshouldbedocumentedafterupgradingaSCSIRAIDcontroller？（）

A. disk utilization
B. installation date
C. adapter baselines
D. location slot of the RAID controller
E. status of the adapter card installation
F. RAID controller information （warranty， specifications etc.）