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● The purpose of a dummy activity in an activity-on-arrow diagram is to:
A Identify a task that could be replaced by another.
B Take the slack time into account.
C Show a task that is not necessarily needed.
D Denote a milestone.
E Show a dependency relationship.
参考答案
更多 “ ● The purpose of a dummy activity in an activity-on-arrow diagram is to:A Identify a task that could be replaced by another.B Take the slack time into account.C Show a task that is not necessarily needed.D Denote a milestone.E Show a dependency relationship. ” 相关考题
考题
以下哪个不是Activity启动时的正确标志?()
A.FLAG_ACTIVITY_CLEAR_TOPB.FLAG_ACTIVITY_SINGLE_TASKC.FLAG_ACTIVITY_SINGLE_TOPD.FLAG_ACTIVITY_NEW_TASK
考题
阅读以下说明和x86汇编语言代码，根据要求回答问题1至问题3。【说明】在某嵌入式安全监测系统中，对某任务的加工操作需通过数据采集(Collect_task)、计算(Calculate_task)这两个不同的程序段来完成，并且执行程序段Collect_task和Calculate _task的顺序及次数有如下约定：Collect_task(2次)→Calculate_task(1次)→Collect_task(5次)→Calculate_task(4次)→Collect_task(2次)→Calculate_task(2次)表6-22 所示为x86系统部分指令及寄存器说明。采用逻辑尺控制法实现以上要求的汇编程序如下：【汇编程序代码】N EQU (1)RULE EQU (2)CODE SEGMENTASSUME CS：CODESTART： MOV AX，RULEMOV CL，NLOP： SAL AX，1JC (3)Collect： CALL Collect_task ；执行Collect_task程序段JMP (4)Calculate：CALL Calculate_task ；执行Calculate_task程序段NEXT： (5)JNZ (6)MOV AH，4CH ；功能号送入AH寄存器INT (7) ；结束程序运行，中断返回(8)END START请根据试题的要求，将汇编程序代码中(1)～(8)空缺处的内容填写完整。
考题
Which of the following statements about take-based language teaching is NOT true?
A．Students should be given tasks to perform or problems to solve in the classroom.
B．Student are task-driven.
C．Task-based language teaching is student-centered.
D．Task-based language teaching is teacher-centered.
考题
Which of the folIowing statements about take-based language teaching is NOT true?A．Students should be given tasks to perform or problems to solve in the classroom.
B．Students are task-driven.
C．Task-based language teaching is student-centered.
D．Task-based language teaching is teacher-centered.
考题
In?project?net work?diagram,the?number?of?critical?path?is（）。A.none
B.only?one
C.only?two
D.one?or?more
考题
在activity1中启动activity2时可以使用语句：Intent intent = new Intent（Activity1.this, Activity2.class);startActivity（intent);来实现 在activity1中启动activity2时可以使用语句：Intent intent = new Intent（Activity1.this, Activity2.class);startActivity（intent);来实现
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在Linux操作系统中，运行态和就绪态进程的状态被统一为______。A．TASK_RUNNINGB．TASK_INTERRUPTIBLEC．TASK_READYD．TASK_ZOMBIE
考题
5、若在启动Activity时，希望新建一个Activity对象，则应使用的Intent标志是（）。A．FLAG_ACTIVITY_CLEAR_TOPB．FLAG_ACTIVITY_NEW_TASKC．FLAG_ACTIVITY_SINGLE_TOPD．FLAG_ACTIVITY_BROUGHT_TO_FRONT
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