CompTIA认证考试单项选择题每日一练(2018.08.19)

单项选择题
After installing the Windows operating system, Device Manager shows a number of devices with a yellow question mark next to them. Which of the following is the MOST likely reason?（）
A. The latest service pack needs to be installed.
B. The created hard drive partition is not large enough.
C. The motherboard chipset driver needs to be installed.
D. The processor does not support the Windows OS.
单项选择题
Which of the following RAID levels provides the HIGHEST fault tolerance possible?（）
A. RAID 0
B. RAID 5
C. RAID 6
D. RAID 10
单项选择题
Which of the following hardware components is necessary for a server to access data directly on afiber channel based SAN？（）
A.Gigabit NIC
B.RAID controller card
C.SATA controller card
D.Host bus adapter
单项选择题
A Windows file server has run out of space. In the interim the administrator is moving several archived confidential folders that have been encrypted off the file server and onto an older server file shares. After the move, a manager reports that they are able to access and modify some of the items that have been moved.Which of the following is the MOST likely issue?（）
A. The temporary server was formatted as NTFS.
B. The manager is a power user on the temporary server.
C. The temporary server was formatted as FAT32.
D. The manager is an administrator on the temporary server
单项选择题
A technician is troubleshooting a lack of Internet connectivity affecting their entire office. The technician suspects the issue is with their Internet Service Provider failing to provide service.Which of the following command line tools should the technician use to BEST test this theory？（）
A.tracert
B.ipconfig
C.netstat
D.nslookup