1.下列说法错误的是()。A.同一级别的中断请求按时间的先后顺序响应B.同一时间同一级别的多中断请求,将形成阻塞,系统无法响应C.低优先级中断请求不能中断高优先级中断请求,但是高优先级中断请求能中断低优先级中断请求D.同级中断不能嵌套
1.下列说法错误的是()。
A.同一级别的中断请求按时间的先后顺序响应
B.同一时间同一级别的多中断请求,将形成阻塞,系统无法响应
C.低优先级中断请求不能中断高优先级中断请求,但是高优先级中断请求能中断低优先级中断请求
D.同级中断不能嵌套
参考答案和解析
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1.关于计算机在教学的使用,说法错误的是()A.As an object of instruction:When a learner is studying computer programming, the computer and the associated software are the objects of instruction.#B.As a means of teaching logical thinking:The computer should be an”object to think with,”and a dispenser of information.#C.As a tool: writing, calculating, retrieving information#D.CAI and CMI