• 2022-06-09 问题

    以下代码的执行结果是( )。for i in range(4): print(2**i,end = " ") A: 1 2 4 8 B: 2 4 8 16 C: 1 2 4 8 16 D: 1 2 4

    以下代码的执行结果是( )。for i in range(4): print(2**i,end = " ") A: 1 2 4 8 B: 2 4 8 16 C: 1 2 4 8 16 D: 1 2 4

  • 2022-05-28 问题

    下面哪个是合法的序列化数据格式?() A: O:7:"Student":2:{s:4:"name";s:4:"qian";s:3:"age";s:25;} B: O:7:"Student":2:{s:4:"name";s:4:"qian";s:3:"age";i:25;} C: O:8:"Student":2:{s:4:"name";s:4:"qian";s:3:"age";s:25;} D: O:8:"Student":2:{s:4:"name";s:4:"qian";s:3:"age";i:25;}

    下面哪个是合法的序列化数据格式?() A: O:7:"Student":2:{s:4:"name";s:4:"qian";s:3:"age";s:25;} B: O:7:"Student":2:{s:4:"name";s:4:"qian";s:3:"age";i:25;} C: O:8:"Student":2:{s:4:"name";s:4:"qian";s:3:"age";s:25;} D: O:8:"Student":2:{s:4:"name";s:4:"qian";s:3:"age";i:25;}

  • 2022-06-12 问题

    阅读程序: Option Base 1 Sub P(b() As Integer) For i=1 To 4 b(i)=2*i Next i End Sub Private Sub Form_Click() Dim a(4)As Integer For i=1 To 4 a(i)=i+4 Next i P a For i=1 To 4 Print a(i) Next i End Sub 运行上面的程序,单击窗体,输出结果为 A: 2 4 6 8 B: 5 6 7 8 C: 10 12 14 16 D: 4 8 12 16

    阅读程序: Option Base 1 Sub P(b() As Integer) For i=1 To 4 b(i)=2*i Next i End Sub Private Sub Form_Click() Dim a(4)As Integer For i=1 To 4 a(i)=i+4 Next i P a For i=1 To 4 Print a(i) Next i End Sub 运行上面的程序,单击窗体,输出结果为 A: 2 4 6 8 B: 5 6 7 8 C: 10 12 14 16 D: 4 8 12 16

  • 2022-05-26 问题

    下列程序执行后,其输出结果为( )。 Dim a(5) For i=0 To 4 a(i)=i+1 m=i+1 If m=3 Then a(m-1)=a(i-2)Else a(m)=a(i) If i=2 Then a(i-1)=a(m-3) a(4)=i Print a(i); Next i A: 1 1 1 4 4 B: 1 2 3 4 1 C: 1 2 1 4 4 D: 1 1 1 4 1

    下列程序执行后,其输出结果为( )。 Dim a(5) For i=0 To 4 a(i)=i+1 m=i+1 If m=3 Then a(m-1)=a(i-2)Else a(m)=a(i) If i=2 Then a(i-1)=a(m-3) a(4)=i Print a(i); Next i A: 1 1 1 4 4 B: 1 2 3 4 1 C: 1 2 1 4 4 D: 1 1 1 4 1

  • 2021-04-14 问题

    输出以下4*5的矩阵。 1 2 3 4 5 2 4 6 8 10 3 6 9 12 15 4 8 12 16 20 #include int main() { int i,j,n=0; for(i=1;i<=4;i++) for(j=1; (1) ; j++, (2) ) { if( (3) ) printf(" "); printf("%d ",i*j); } printf(" "); return 0; }

    输出以下4*5的矩阵。 1 2 3 4 5 2 4 6 8 10 3 6 9 12 15 4 8 12 16 20 #include int main() { int i,j,n=0; for(i=1;i<=4;i++) for(j=1; (1) ; j++, (2) ) { if( (3) ) printf(" "); printf("%d ",i*j); } printf(" "); return 0; }

  • 2022-06-07 问题

    求不定积分[img=112x35]17da6538063a9e4.png[/img]; ( ) A: (x^4*log(x)^2)/4 + (x^4*(log(x) - 1/4))/ B: (x^4*log(x)^2)/4 - (x^4*(log(x) - 1/4))/8 C: (x^4*log(x)^2)/4 - (x^4*(log(x) - 1/4)) D: (x^4*log(x)^2)/4 + (x^4*(log(x) - 1/4))/8

    求不定积分[img=112x35]17da6538063a9e4.png[/img]; ( ) A: (x^4*log(x)^2)/4 + (x^4*(log(x) - 1/4))/ B: (x^4*log(x)^2)/4 - (x^4*(log(x) - 1/4))/8 C: (x^4*log(x)^2)/4 - (x^4*(log(x) - 1/4)) D: (x^4*log(x)^2)/4 + (x^4*(log(x) - 1/4))/8

  • 2021-04-14 问题

    阅读程序: Sub subP(b()As Integer) For i=1 To 4 b(i)=2*i Next i End Sub Private Sub Command1_Click() Dim a(1 To 4)As Integer a (1)=5 a (2)=6 a (3)=7 a (4)=8 subP a() For i=1 To 4 Print a(i) Next i End Sub运行以上程序,单击命令按钮,输出结果为______ 。 A.2 4 6 8 B.5 6 7 8 C.10 12 14 16 D.出错

    阅读程序: Sub subP(b()As Integer) For i=1 To 4 b(i)=2*i Next i End Sub Private Sub Command1_Click() Dim a(1 To 4)As Integer a (1)=5 a (2)=6 a (3)=7 a (4)=8 subP a() For i=1 To 4 Print a(i) Next i End Sub运行以上程序,单击命令按钮,输出结果为______ 。 A.2 4 6 8 B.5 6 7 8 C.10 12 14 16 D.出错

  • 2021-04-14 问题

    有以下程序main(){inta[4][4]={{1,4,3,2},{8,6,5...l;k<4;k++)if(a[i][i]

    有以下程序main(){inta[4][4]={{1,4,3,2},{8,6,5...l;k<4;k++)if(a[i][i]

  • 2022-06-12 问题

    Public Sub Proc(a%( )) Static i% Do a(i) = a(i) + a(i + 1) i = i + 1 Loop While i < 2 End Sub Private Sub Command1_Click( ) Dim m%, i%, x%(10) For i = 0 To 4: x(i) = i + 1:  Next i For i = 1 To 2: Call Proc(x):    Next i For i = 0 To 4: Print x(i);:    Next i End Sub A: 3 4 7 5 6 B: 3 5 7 4 5 C: 2 3 4 4 5 D: 4 5 6 7 8

    Public Sub Proc(a%( )) Static i% Do a(i) = a(i) + a(i + 1) i = i + 1 Loop While i < 2 End Sub Private Sub Command1_Click( ) Dim m%, i%, x%(10) For i = 0 To 4: x(i) = i + 1:  Next i For i = 1 To 2: Call Proc(x):    Next i For i = 0 To 4: Print x(i);:    Next i End Sub A: 3 4 7 5 6 B: 3 5 7 4 5 C: 2 3 4 4 5 D: 4 5 6 7 8

  • 2021-04-14 问题

    烤瓷比色应在下列哪个时间段进行较好 A、上午8:00~12:00下午1:00~4:00 B、上午8:00~12:00下午2:00~5:00 C、上午9:00~11:00下午1:00~4:00 D、上午9:00~11:00下午2:00~5:00 E、上午8:00~12:00下午1:00~5:00

    烤瓷比色应在下列哪个时间段进行较好 A、上午8:00~12:00下午1:00~4:00 B、上午8:00~12:00下午2:00~5:00 C、上午9:00~11:00下午1:00~4:00 D、上午9:00~11:00下午2:00~5:00 E、上午8:00~12:00下午1:00~5:00

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