下列程序执行后,变量a的值为______。 dim a, b, c, d as single a=100 b=20 c=1000 if b>a then d=a: a=b: b=d end if if c>a then d=a: a=c: c: d end if if c>b then d=b: b=c: c=d end if
A: 0
B: 1000
C: 20
D: 100
A: 0
B: 1000
C: 20
D: 100
举一反三
- 下列程序执行后,变量x的值为______。 Dim a, b, c, d As Single Dim x As Single a=100 b=20 c=1000 If b>a Then d=a: a=b: b=d End If If b>c Then x=b Elseif a>c then x=c Else x=a End If A: 100 B: 20 C: 1000 D: 0
- 下列程序执行后,变量x的值为( )。 Dim a,b,c,d As Single Dim x As Single a=100 b=20 c=1000 If b>a Then d=a:a=b:b=d End If If b>c Then x=b Elseif a>c Then x=c Else x=a End If A: A) 100 B: B) 20 C: C) 1000 D: D) 0
- 下列程序执行后,变量x的值为( )。 Private Sub command1_click() Dim a, b, c, d As Single Dim x As Single a = 100: b = 20: c = 1000 If b > a Then d = a: a = b: b = d End If If b > c Then x = b ElseIf a > c Then x = c Else x = a End If End Sub
- 下列程序执行后,变量a的值为______。 Dim a,b,c,d As Single a=10:b=20:c=40 If b>a Then d=a:a=b:b=d End If If c>a Then d=a:a=c:c=d End If If c>b Then d=b:b=c:c=d End If A: 10 B: 40 C: 20 D: 100
- MCS-51指令系统中,执行下列程序后,ORG 000H MOV DPDR,#1000 MOV A, #00H MOV 20H,A LJMP 1500 END 程序计数器PC的内容为 A: 100 B: 1000 C: 1500 D: 0