【单选题】位示图(bitmap)可用于磁盘空间的管理。设某系统磁盘共有500块,块号从0到499,第0字的第0位表示第0块,第0字的第1位表示第1块,依次类推。若用位示图法管理这500块的盘空间,当字长为32位时,第i个字节第j位对应的块号是( )。
【单选题】Why does English have such a large vocabulary?
A.
The English like to invent words.
B.
Britain has a long history.
C.
The English has borrowed many from other languages.
D.
The English can stand borrowing words from other languages and stand the changes of their languages.
【单选题】位示图可用于磁盘空间的管理。设某系统磁盘共有500块,块号从0到499;第0字的第0位表示第0块,第0字的第1位表示第1块,依次类推。若用位示图法管理这500块的盘空间,当字长为32位时,第i个第j位对应的块号是( )。
【单选题】在脊柱横断层面上呈 “ V ”形的韧带是
【单选题】P点为东经116°28′ 北纬0°0′0′′,设赤道平面上1°对应111公里,该点在6度带和3度带的横坐标通用值分别为?(坐标计算到米)
【判断题】只有在负温度梯度条件下,常用纯金属生长都是呈树枝状界面。( )
【单选题】Why does speaker say "English is everywhere"?
A.
English is widely used in various field
B.
English is spoken by more people
C.
English is earier to learn
D.
About 6000 languages will no longer be spoken