单项工程一般是按照主要工种、材料、施工工艺、设备类别等进行划分，是()的组成部分。A 发布时间：2017-05-29 00:33 │ 来源：www.tikuol.com 题型：单项选择题 问题： 单项工程一般是按照主要工种、材料、施工工艺、设备类别等进行划分，是()的组成部分。A．单项工程B．单位工程C．分部工程D．整体工程
题型：单项选择题 35．Applications put computers to pratical business (1) , but below the (2) it’s the heart of an operating system—the kernel that provides the technical wizardry to juggle multiple program, connect to networks and store (3) . A traditional kernal provides all the functions for applications. The kemal (4) memory, I/O devices and parcels out processor time. The kernel also supports security and fault (5) , which is the ablity to recover automatically when parts of the system fail.(4)A．usableB．usageC．uselessD．useness 查看答案