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搜题
【单选题】
在请求分页系统中,LRU算法是指A.
最早进入内存的页先淘汰
B.
近期最长时间以来没被访问的页先淘汰
C.
近期被访问次数最少的页先淘汰
D.
以后再也不用的页先淘汰
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皮皮学刷刷变学霸
举一反三
【单选题】(Unit1 Text B)"To have my son at my fingertips... " What does this sentence mean?
A.
The writer can contact her son very easily.
B.
The writer can touch her son with her fingers.
C.
It is not easy to keep in touch with her son.
D.
It is impossible to see her son.
【单选题】以下哪个程序段的执行结果为 "OK"
A.
Dim y As Integer y=10 Select Case y Case 11 To 1 Print "OK “ End Select
B.
Dim y As Integer y=20 Select Case y Case Is>20,Is<20 Print "OK” End Select
C.
Dim y As Integer y=6 Select Case y Case Is>6,1,2 to 5 Print "OK” End Select
D.
Dim y As Integer y=10 Select Case y Case 1,3,Is>6 Print "OK" End Select
【简答题】以下程序段,执行结果为( )a=1;do{a=a*a;} while (!a);(2.0分)A. 循环体只执行一次 B. 循环体执行二次 C. 是无限循环 D. 循环条件不合法
【单选题】(Unit1 B)"To have my son at my fingertips... " What does this sentence mean?
A.
The writer can contact her son very easily.
B.
The writer can touch her son with her fingers.
C.
It is not easy to keep in touch with her son.
D.
It is impossible to see her son.
【简答题】以下程序段,执行结果为( )a=1;do{a=a*a;} while (!a);(1.0分)A. 循环体只执行一次 B. 循环体执行二次 C. 是无限循环 D. 循环条件不合法
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