【简答题】【消耗次数:1】
要组成容量为4K*8位的存储器,需要几片4K×1位的芯片并联?
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相关题目
【简答题】 要组成容量为4K*8位的存储器,需要[填空1]片4K×1位的芯片并联,或者需要[填空2]片1K×8位的芯片串联。
【判断题】 片外程序存储器选用2732,容量为4K*8位。
①  正确
②  错误
【判断题】 8051内部有4K的程序存储器。
①  正确
②  错误
【单选题】 某存储器芯片的存储容量为8K×12位,则它的地址线为_C___。
①  11
②  12
③  13
④  14
【单选题】 一片容量为4K×8的RAM,其地址线有(  )根。
①  8
②  12
③  16
④  32
【单选题】 某存储器容量为32K*16 位,则()
①  地址线为32 根,数据线为16 根
②  地址线为16 根,数据线为32 根
③  地址线为15 根,数据线为16 根
④  地址线为16 根,数据线为16根
【判断题】 已知X只取-1,1,5,相应的概率为1/(2k),1/(4k),1/(8k)则常数k=7/8.
①  正确
②  错误
【判断题】 已知X只取-1,1,5,相应的概率为1/(2k),1/(4k),1/(8k)则常数k=1.
①  正确
②  错误
【单选题】 存储器容量为64K8的芯片,其地址线的根数为(  )
①  24
②  20
③  16
④  8
【单选题】 存储器容量为64K*8的芯片,其地址线的根数为()
①  24
②  20
③  16
④  8
随机题目
【单选题】 Individual lines of the poem were very beautiful, but I didn’t see how the lines fit together. To me, the poem wasnt _____.
①  inherent
②  coherent
③  logical
④  corporate
【单选题】 This book has been in the works so long that I have lost _____of most of the sources found for me by the staff of the library.
①  trace
②  trail
③  track
④  touch
【单选题】 _____ for a long time, the fields are all dried up.
①  There has been no rain
②  Having no rain
③  There having been no rain
④  There being no rain
【单选题】 She often says her greatest happiness _____serving the handicapped children.
①  relies on
②  consists in
③  composes of
④  comprises in
【单选题】 _____ me most was that the young boy who had lost both arms in an accident could handle a pen with his feet.
①  That amazed
②  It amazed
③  Which amazed
④  What amazed
【单选题】 We will be losing money this year unless new economic plan of yours _____miracle
①  is working
②  works
③  will be working
④  worked
【单选题】 If you have never planted anything, you won’t be able to know the pleasure of watching the thing you have planted _____.
①  grow
②  to grow
③  growing
④  to be growing
【单选题】 Following are comments about the behavior that people in Korea usually expect in various social _____.
①  occasions
②  cases
③  situations
④  circumstances
【单选题】 The elbows on your coat have worn thin, so I must _____them.
①  mend
②  patch
③  repair
④  pitch
【单选题】 Mac’s close _____to his brother made people mistake them for one another.
①  resemblance
②  identity
③  appearance
④  relationship