单项选择题
A tape library can be defined as which of the following？（）
A. A way to catalog tapes after a tape backup to easily identify and retrieve data.
B. A modular tape backup system containing multiple drives， tapes， and connections.
C. A database consisting of all backups performed and the contents of each backup.
D. An offsite storage facility to house tapes in case of a disaster for easy site recovery.
相关考题
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单项选择题
TheprimarypurposeofanSLAbetweentheserviceproviderandcustomeristoagreeonwhichof thefollowing？（）
A.Monthly bandwidth limits， server configuration， and software baseline.
B.Number of dedicated technicians assigned to network issues.
C.Level of service including energy consumption， bandwidth and server color.
D.Level of service including time limits for service， repair and replacement. -
单项选择题
WhichofthefollowingisadisadvantageofRAID10？（）
A. Poor performance
B. No fault tolerance
C. Not supported by many RAID controllers
D. Higher cost -
单项选择题
An administrator replaces the network card in a web server. After replacing the network card some users can access the server but others cannot. Which of the following is the FIRST thing the administrator should check?（）
A. Default gateway
B. The ports on the switch
C. Port security on the server's switch port
D. Ethernet cable
