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【简答题】
已知对应于中断类型码为18H的中断服务程序存放在0020H：6314H开始的内存区域中，求对应于18H类型码的中断向量存放位置和内容。在编写程序时，为什么通常总要用STI和CLI中断指令来设置中断允许标志？8259A的中断屏蔽寄存器IMR和中断允许标志IF有什么区别？
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举一反三
【多选题】Which three statements are true about the application of QoS models？ （）
A.
The DiffServ model requires applications to signal the network with QoS requirements.
B.
The DiffServ model can be used to deliver QoS based upon IP precedence， or source and destination addresses.
C.
The DiffServ model requires RSVP.
D.
The best effort model is suitable for applications such as file transfer and e-mail
E.
The IntServ model requires applications to signal the network with QoS requirements.
F.
The IntServ model attempts to deliver a level of service based on the QoS specified by each packet
【判断题】Letter of authorization (授权证书) of mail transfer can be circulated and transferred by endorsement.
A.
正确
B.
错误
【简答题】法国画家保罗、高更的一系列不朽作品都完成于?
【判断题】What Paul talks is boastful and nonsensical in a fashion. 保罗的谈话有几分胡吹瞎扯。()
A.
正确
B.
错误
【多选题】保罗·高更的艺术成就有哪些?
A.
他主张绘画的抽象性，亦即综合概括的特性
B.
一直在思考形、色和线的抽象意义
C.
他反对从感觉出发模仿自然，提倡从精神出发去利用大自然
D.
试图借助对自然观察诱发的想象来获取抽象性
【多选题】Which three statements are true about the appliance of QoS models？（）
A.
the DiffServ model requires applications to signal the network with QoS requirements
B.
the DiffServ model can be used to deliver QoS based upon IP precedence， or source and destination addresses
C.
the DiffServ model requires RSVP
D.
the best effort model is suitable for applications such as file transfer and e-mail
E.
the IntServ model requires applications to signal the network with QoS requirements
F.
the IntServ model model attempts to deliver a level of service based on the QoS specified by each packet
【判断题】Mail transfer can be replaced in the time of telecommunication developed rapidly.( )
A.
正确
B.
错误
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