A system administrator performs a full backup every Saturday evening and incremental backups the rest of the week. The system failed on Thursday and needs to be restored. Which backup tapes will be required to restore the system to its most recent recoverable state?()
A. Saturday’s full backup tape only
B. Wednesday’s incremental backup tape only
C. Saturday’s full backup and Wednesday’s incremental backup tapes
D. Saturday’s full backup and Sunday’s through Wednesday’s incremental backup tape
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对较大物体目测时,人的位置保持不动,(),手握铅笔进行目测度量。人和物体的距离大小,应根据所需图形的大小来确定。
A. 手臂向上高举
B. 手臂向下低垂
C. 手臂向前伸直
D. 手臂向前弯曲
并联电容器组关键点见证采用查阅()。
A. 制造厂记录
B. 监造记录
C. 现场查看方式
D. 出厂文件
吊弦线夹在直线处应保持水平状态。
A. 正确
B. 错误
乔丹贝克和盖茨比在图书室呆了有()时间?
A. 10分钟
B. 30分钟
C. 1个小时
D. 两个小时