CompTIA认证考试SK0-002章节练习(2019.01.12)

单项选择题
Which RAID standard combines data striping across drives with mirroring？（）
A. RAID 0+1
B. RAID 1+5
C. RAID 3
D. Hybrid RAID 5+
单项选择题
The current data center has run out of space. A room that is located next to the existing data center is then used to house two racks containing six servers. Six months later， physical housekeeping is performed as part of a mid-year maintenance plan. Which environmental condition discovered in the room is LEAST critical？（）
A. There are discolored ceiling tiles near the middle of the room.
B. Large amounts of dust have accumulated in the corners of the room.
C. The anti-static carpet has been removed resulting in a bare painted concrete floor.
D. A wet pipe water-based sprinkler system has been installed above the racks.
单项选择题
Which of the following is the functional description of a server connected between two separate IP subnets？（）
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
Which action increases server availability？（）
A. configuring a second network card with a different IP address
B. replacing the existing 100 Mbps NIC with a gigabit Ethernet NIC
C. using adapter teaming and configuring the second network card with the same IP address as the first network card
D. installing a dual-port network card that can handle the future growth and setting one NIC to 10 Mbps and one NIC to 100 Mbps
单项选择题
Two new servers are purchased and need to be installed to allow sharing of a single external hard drive enclosure. One server is configured as a local file server， and the other as a database server for a different network. The onsite technician notices that when both servers are running at the same time， they each receive SCSI errors. When they are running individually， no errors are reported. Which of the following is the BEST source of information to use for troubleshooting this problem？（）
A. the server vendor’s FAQ website
B. the SCSI controller vendor’s user manual
C. the drive enclosure vendor’s user manual
D. the network operating system vendor’s website
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.
多项选择题
A customer wants to increase the performance of an existing server. They are running a very network intensive application and feel that increasing the bandwidth to the network will fix their problem. They are running two 24-port autosensing 10/100 hubs， tied together with a standard Ethernet crossover cable in port 24. The server is running IPX. After adding a second network card and plugging one card into each hub， they have not seen any performance improvement. Which two are likely reasons why implementing network adapter teaming has not improved performance？（）
A. Adapter teaming is designed to work with switches.
B. Adapter teaming only functions with gigabit network cards.
C. Adapter teaming only provides fault tolerance， not additional bandwidth.
D. Adapter teaming only works with IPX when using switches and network cards with special features that support teaming.
单项选择题
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 will help the project manager justify the revised schedule？（）
A.Data flow model
B.The project critical path
C.Resource loading chart
D.WBS （Work Breakdown Structure）
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.
单项选择题
What is the role of the line manager in a project plan？（）
A.Provide resources to a project
B.Request requirements changes
C.Resolve team conflicts
D.Control the project budget