In _____, you organize the support in a paragraph. A: Step 1 B: Step 2 C: Step 3 D: Step 4
In _____, you organize the support in a paragraph. A: Step 1 B: Step 2 C: Step 3 D: Step 4
What number in the above diagram represents when crossing over takes place? A: step 1 B: step 2 C: step 3 D: step 4
What number in the above diagram represents when crossing over takes place? A: step 1 B: step 2 C: step 3 D: step 4
计算下列循环语句的次数。（1）For I = -3 To 20 Step 4（2）For I = -3.5 to 5.5 Step 0.5（3）For I = 3.5 to 5.5 step -0.5（4）For I = -3 to 20 step 0
计算下列循环语句的次数。（1）For I = -3 To 20 Step 4（2）For I = -3.5 to 5.5 Step 0.5（3）For I = 3.5 to 5.5 step -0.5（4）For I = -3 to 20 step 0
假定有以下程序段n=0for i=1 to 6 step 2 for j=4 to 1 step -1 n=n+1 next jnext i运行完毕后，n的值是______。 A: 0 B: 3 C: 4 D: 12
假定有以下程序段n=0for i=1 to 6 step 2 for j=4 to 1 step -1 n=n+1 next jnext i运行完毕后，n的值是______。 A: 0 B: 3 C: 4 D: 12
Step 1: ________ early.
Step 1: ________ early.
For i = 1 To 19 Step 4，循环执行的次数为（ ）。 A: 3 B: 4 C: 5 D: 6
For i = 1 To 19 Step 4，循环执行的次数为（ ）。 A: 3 B: 4 C: 5 D: 6
下列程序段中包括一个错误，出错的原因（）。 x = 4 Dim a(x) For m = 4 To 0 Step -1 a(m) = m + 1 Next m
下列程序段中包括一个错误，出错的原因（）。 x = 4 Dim a(x) For m = 4 To 0 Step -1 a(m) = m + 1 Next m
下列程序执行后，sum的结果是________。Dim sum As IntegerFor i = 1 To 4 Step 2 For j = 1 To i Step 2 sum += j NextNext A: 6 B: 9 C: 5 D: 7
下列程序执行后，sum的结果是________。Dim sum As IntegerFor i = 1 To 4 Step 2 For j = 1 To i Step 2 sum += j NextNext A: 6 B: 9 C: 5 D: 7
假设有以下程序段：For i=1 to 3For j=5 to 1 Step -1Next jNext iPrint i,j则i、j的值分别是（ ）。 A: 4 0 B: 3 1 C: 4 1 D: 3 0
假设有以下程序段：For i=1 to 3For j=5 to 1 Step -1Next jNext iPrint i,j则i、j的值分别是（ ）。 A: 4 0 B: 3 1 C: 4 1 D: 3 0
下列程序段的执行结果为 。n = 0For i = 1 To 3 For j = 5 To 1 Step -1 n = n + 1Next j, iPrint n; j; i A: 12 0 4 B: 15 0 4 C: 12 3 1 D: 15 3 1
下列程序段的执行结果为 。n = 0For i = 1 To 3 For j = 5 To 1 Step -1 n = n + 1Next j, iPrint n; j; i A: 12 0 4 B: 15 0 4 C: 12 3 1 D: 15 3 1