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 高等继续教育 / 计算机组成与维护
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题型描述: 单选题
__________是整个CPU的指挥控制中心,它要管理读取指令、对指令进行解码、管理安排执行操作和储存最终的执行结果等一系列工作。
A.存储单元
B.执行单元
C.逻辑单元
D.控制单元
 参考答案:
 佳题速递:
  • 面向对象的共享性是指在同一个应用中的共享。面向对象程序设计
  • 广义的生产过程是指,从(      )开始,直到把产品加工出来为止的全部过程 正确答案是:生产准备经营管理实务
  • 3. 一个样本的比率检验有几种方法   A、2种   B、3种   C、4种   D、5种中石油
  • 题型描述: 简答题 简答题题型塔板理论还存在哪些不足?现代色谱分析
  • 1、The traditional American Thanksgiving Day celebration goes back to 1621. In that year a special feast was prepared in Plymouth, Massachusetts. The colonists who had _ 1 _ there had left England because they felt deprived of religious freedom. They came to the _ 2 _ land and faced difficulties in coming _ 3 _ the ocean. The ship which carried them was _ 4 _ Mayflower. The North Atlantic was difficult to travel. There were bad storms. They were assisted in learning to live in the new land by the Indians who inhabited the region. The Puritans as they were called had _ 5 _ to be thankful for. Their _ 6 _ practices were no longer a source of _ 7 _ by the government. They learned to _ 8 _ their farming habits to the climate and soil. When they _ 9 _ the fourth Thursday of November for their Thanksgiving celebration, they invited their neighbours, the Indians, to join them in _ 10 _ and a prayer of gratitude for the new life. They recalled the group of 102 men, women, and children who left England. They remembered their dead who did not to live to see the shores of Massachusetts. They reflected on the 65 days’ voyage which tested their strength. 1. A) settled           B) gone                    C) been           D) stayed 2. A) poor                      B) new            C) old            D) strange 3. A) into             B) over            C) by             D) across 4. A) titled            B) known          C) regarded        D) called 5. A) many                    B) some           C) much           D) little 6. A) agricultural       B) educational      C) moral           D) religious 7. A) criticism         B) praise           C) permission       D) profit 8. A) change          B) adopt                    C) adjust           D) apply 9. A) appointed        B) selected                 C) named               D) took 10. A) competition      B) dinner           C) discussion             D) worship英语(二)
  • 下面的二进制文件的使用方式中,哪些是要求该二进制文件必须事先在磁盘中存在( )。 高级语言程序设计