【多选题】下列有关光驱的描述,正确的有( )
A.
内置光驱的接口主要有IDE接口、SATA接口和USB接口三种
B.
第一代CD-ROM的速度近似地150KB/S
D.
光驱的安装方法与硬盘相同,都是从机箱的内将设备固定在机架要上,并连接数据线和电源线
【简答题】Having lived in the town for quite a few years, Mr. Johnson no longer felt _____ among the local people. A. out of order B. out of place C. out of control D. out of the question
【单选题】听力原文:M: Hi, would you like some help? W: Well, I'm looking for something I saw at a friend's house a few days ago. He said he bought here in your store. It's a bright metal shelf, almost a yard long a...
B.
At a big department store.
C.
At a biologist laboratory.
D.
Near a factory which produces metal shelf.
【单选题】I’m having a few friends _____a dinner party tomorrow to celebrate my daughter’s birthday.?
【单选题】公共安全 大学生如何保证自身的饮食安全,以下说法错误的是____。
C.
外出时可以随意去没有营业执照和卫生许可证的个体摊点进餐
D.
注意宿舍食品存贮,不食用过期食品,并防止老鼠、蟑螂、蚊蝇等污染
【简答题】DVD光驱的接口主要有________和___________两种。
【判断题】铅酸蓄电池是一种将化学能转变为电能的装置,属于不可逆的直流电源。
【单选题】在主总线上面已经安装了两个EIDE硬盘,在副总线上面已经安装了一个DVD光驱和一个CD刻录机。用想用再添加一块新的硬盘,你作为一名专业的技术人员应该提供用户的建议是什么?()
B.
因为主板只有2条总线,所以用户需要安装一个额外的控制卡
D.
去除这两个硬盘,在主总线上面安装一个新的硬盘
【简答题】Dear Jack, How are you? I have been in the USA for six months. I like the life here. I have a few friends. I don’t have much homework. There are a lot of sports at my school, but I don’t like sports a...
【单选题】安装功率表时,必须保证电流线圈、电压线圈分别与负载相( )。