Which of the following statements best describes the relationship between a logical volume and a journaled file system (JFS)?()
A. Increasing the size of a logical volume also increases the size of the file system
B. Reducing the size of a logical volume requires reducing the size of the file system first
C. Increasing the size of a file system requires increasing the size of the logical volume first
D. Increasing the size of a file system also increases the size of the logical volume when necessary
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绿液压系统抽样阀安装于()
A. 左发动机驱动泵上
B. 右发动机驱动泵上
C. 绿系统高压总管
D. 绿系统伺服总管
光纤传输网有一级干线传输网、省内干线传输网和()。
A. 市内通信网
B. 市内传输网
C. 本地传输网
D. 本地通信网
针式打印机的打印头在字车架上左右往返移动时,色带芯在色带盒中将()
A. 左右移动
B. 上下移动
C. 循环转动
D. 静止不动
成本加酬金合同是将工程项目的计划投资划分成直接成本费和承包方完成工作后应得酬金两部分。()
A. 正确
B. 错误