题目内容

塑性材料制成的杆件,其危险点必须用第三或第四强度理论所建立的强度条件来校核强度。

A. 对
B. 错

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Variables defined inside a method are called _____.

A. local variables
B. parameters
C. arguments
D. global variables

You can redeclare the variable if it is declared in the method signature.

A. false
B. true

What is k after the following block executes? {int k = 2;nPrint("A message", k); } System.out.println(k);

A. 2
B. k is not defined outside the block. So, the program has a compile error
C. 1
D. 0

以下算法中加下划线的语句执行次数为（）。int m=0,i,j;for(i=1;i<=n;i++)for(j=1;j<=2*i;j++)m++;

A. n
B. n+1
C. n(n+1)
D. n*n