【判断题】【消耗次数:1】
Cache的地址映像中,直接映像的地址变换速度快,硬件容易实现,但命中率略低
正确
错误
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相关题目
【单选题】 和全相联映像相比,CACHE的直接映像方式的主要缺点是()。
①  块冲突率很高
②  硬件简单,成本低
③  当CACHE命中时,省去了地址变换所花费的时间
④  CACHE的利用率高
【单选题】 程序的执行过程中,Cache与主存的地址映像是由()
①  操作系统来管理的
②  程序员调度的
③  软件自动完成的
④  硬件自动完成的
【判断题】 在Cache的地址映像中,全相联映像是指主存中的任意一字块均可映像到Cache内任意一字块位置的一种映像方式
①  正确
②  错误
【单选题】 块冲突率最高的CACHE映像方式是()。
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②  直接映像
③  组相联
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【单选题】 高速缓存的地址映像方法,不包括()。
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【单选题】 在下列因素中,与Cache的命中率无关的是______。
①  Cache块的大小
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③  主存的存取时间。
【判断题】 在程序的执行过程中,Cache与主存的地址映像是由操作系统来管理的
①  正确
②  错误
【单选题】 硬件处理速度快。造价低。该说法( )
①  正确
②  错误
【判断题】 动态存储分配时,要靠硬件地址变换机构实现重定位。
①  正确
②  错误
【判断题】 动态存储分配时,要靠硬件地址变换机构实现重定位。( )
①  正确
②  错误
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【单选题】 ________the front door________,he had to enter the room through the back door.
①  Seen;painted
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【单选题】 This book is_____that one. But______than that one.
①  as difficult as ;expensive
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【单选题】 It was his fault,but he put the blame on others—thats _______ we cant agree.
①  where
②  what
③  how
④  which
【单选题】 It was said that his father_______ .
①  has died
②  died
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④  had died
【单选题】 I was told yesterday that the company__________me to Rome next week for a business conference.
①  should have sent
②  was going to send
③  should be sending
④  should send
【单选题】 Whenwespeaktopeople,weshouldbe_______.
①  aspoliteaspossible
②  aspoliteaspossibly
③  aspolitelyaspossible
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【单选题】 When he came to,he found himself________on a chair,with his hands________back.
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①  leave
②  not leave
③  come
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【单选题】 The thief fell to the ground,his left foot________and blood________down from his mouth.
①  breaking;running
②  broken;running
③  breaking;run
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