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【单选题】
有5个批处理作业A. B. C. D.E几乎同时到达,其预计运行时间分别为10、6、2、4、8,其优先级(由外部设定)分别为3、5、2、l、4,这里5为最高优先级。以下各种调度算法中,平均周转时间为14的是____。A.
时间片轮转
B.
优先级调度
C.
先来先服务（按照次序10、6、2、4、8）
D.
短作业优先
拍照语音搜题，微信中搜索"皮皮学"使用
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知识点：
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举一反三
【判断题】There is only one way to execute a program continuously using Keil C51 software.
A.
正确
B.
错误
【简答题】Computer system There are two parts for every computer system. You need to know about both parts and the technical terms of them. hardware and software. Software is more important than hardware. You b...
【单选题】There are two fundamentally different types of documentation of a system. ( ) is intended to help programmers and systems analysts understand the application software and enable them to build it ...
A.
Programming documentation, Manual documentation
B.
System documentation, User documentation
C.
System documentation, Manual documentation
D.
Programming documentation, User documentation
【多选题】Photoshop图片美化,切换的快捷键（ ）变形的快捷键（ ）复制的快捷键（ ）粘贴的快捷（ ）
A.
、Ctrl+C
B.
、Ctrl+V
C.
、Ctrl+TAB
D.
、Ctrl+T
【简答题】Is there software to help ________ ?
【单选题】Would you like a cup of coffee?
A.
How do you do?
B.
It doesn’t matter.
C.
Sit down please.
D.
Yes, please.
【简答题】A series of independentsituations in which a firm is about to make a strategic decision follow. Decisions: a. Roger Phones is about todecide whether to launch production and sale of a cell phone with ...
【简答题】Section A Model: For us to get there in time is impossible. →It is impossible for us to get there in time. 1. Why so many PC users have bought this software is easy to see. 2. Urging other people to d...
相关题目：
【多选题】Photoshop图片美化,切换的快捷键（ ）变形的快捷键（ ）复制的快捷键（ ）粘贴的快捷（ ）
A.
、Ctrl+C
B.
、Ctrl+V
C.
、Ctrl+TAB
D.
、Ctrl+T