间接销售渠道的不足之处有哪些?
有如下程序:运行时的输出结果是( )。
A、1234
B、2134
C、12
D、21
患者女性,20岁。火焰烧伤双大腿,双足,均为Ⅲ度。其治疗最重要的是()
A、清水清洗创面,减少损伤
B、给予口服盐水,预防低血容量
C、保持呼吸道通畅
D、用干净的布类保护创面
E、口服抗生素预防感染
A user is unable to determine the default system text editor. How can the local administrator assist the user by identifying the default text editor for the system?()
A、Login as the user and run ’echo $ENV’.
B、Login as root and run the ’env’ command.
C、Login as root and ’cat /etc/environment’.
D、Login as the user and run the ’env’ command.
计算机网络的目标是实现()。
A、资源共享
B、信息传输
C、文献查询
D、数据处理
An administrator is moving a volume group from one server to another. The disks will be physically moved between the two systems. Which two operations are required on the volume group prior to the physical disk switch?()
A、'varyoffvg' and 'exportvg'
B、'varyofflv' and 'importvg'
C、'varyofflv' and 'migratepv'
D、'varyoffvg' and 'migratevg'