题目内容

多谐振荡器是一种常用的产生()的电路

A. 矩形脉冲
B. 正弦波
C. 锯齿波
D. 尖脉冲

查看答案
更多问题

为预防孕妇发生便秘,护士最好指导产妇()

A. 随时使用甘油栓剂
B. 养成定时排便习惯,多食含粗纤维的食物
C. 保证充足的睡眠
D. 随时使用缓泻剂
E. 保证足够的休息时间,避免劳累

The system administrator has created a mksysb to attempt to clone to another system. Which of the following considerations is NOT true?()

A. When using a mksysb to clone a system that has had device driver updates applied, the target system does not need to be updated with device driver Updates to match the source systems level, as the mksysb will have the needed drivers.
B. CHRP architecture systems cloned form non-CHRP architecture systems with Updates applied may fail to boot due to incompatibilities between the updated kernel in the mksysb image and the base level devices.chrp.base.rte fileset installed during the cloning process.
C. If the source and target system kernels are different (for example, rs6k and rspc), one MUST boot from CD-ROM installation media, at the same operating system level as the mksysb being restored.
D. The RECOVER_DEVCIES option allows the choice to recover the customized ODM attributes from the mksysb(for example, network addressing, static routes, tty settings, and multi-port adapter cards). The target devices must be in The same location as the source machine, or the install will fail and the device wil not be defined.

通常是以树干高度来划分树型的种类,可分为地桑(无干桑)低干桑(70cm以下),中干桑(70—150cm),高干桑(150cm以上),乔木桑(接近自然型)几种。

A. 正确
B. 错误

女,33岁。间隙性畏寒,发热3个月,伴关节痛及躯干部反复出现皮疹,在外院诊断不明转院。体检:体温40℃,营养状况尚好,指间关节呈梭形肿胀,肝脾不大。化验:WBC26.2×109/L,N0.82(82%),L0.16(16%),E0.02(2%),血沉60mm/h,血培养及骨髓培养均(-),多种抗菌药物治疗无效,但上述症状可自行缓解()

A. 毒血症
B. 菌血症
C. 败血症
D. 脓毒血症
E. 变应性亚败血症

答案查题题库