Bài toán về quản lý trắc nghiệm (BC;10) - Pdf 33


1
A.Phn M u

I. Lý do chn ti
Ngy nay vi s chuyn hng ca ngnh giỏo dc ang chuyn dn t
hỡnh thc thi vit sang thi trc nghim nhm nõng cao kh nng hc tp v k nng
thc hnh b mụn cho hc sinh cú th vn dng nhng kin thc mỡnh tip thu
c mt cỏch linh hot v hiu qu nht.
ti ny giỳp ớch cho vic ging dy v hc tp ca giỏo viờn v hc sinh
trng v k nng, phng phỏp hc tp v ging dy theo hinh thc hc tp
mi.Giỳp cho hc sinh vn dng cỏc kin thc ó hc theo nhiu cỏch t duy
nh:Phng ỏn loi tr,chn phng ỏn ỳng nht,Giỳp giỏo viờn cú th
ỏnh giỏ chớnh xỏc c nng lc v kh nng tip thu kin thc cahc sinh.
Vi ti ny giỳp em cú th nm vng hn v k nng lp trỡnh cng nh
s dng cỏc lờnh x lý chng trỡnh c thnh thc hn nõng cao kh nng ca
bn thõn v b mụn Visual basic v kh nng vn dng ca nú trong tng trng
hp, c th nh trong bi toỏn v qun lý trc nghim m em thc hiờn.
II. Mc ớch v nhim v nghiờn cu .
-Nhng nh hng t ra:
+Xỏc nh ni dung mụn hc, phm vi kin thc nh:cõu hi, ỏp ỏn tr
li,..
+Kh nng tip thu, vn dng ca hc sinh trong tng mụn hc.
+Nhng cõu hi phi i sỏt vi chng trỡnh hc ca hc sinh.
+Quy ch thi c, ra bi thi, chm bi thi.
+a ra cõu hi v ỏp ỏn tr li chớnh xỏc.
+Cu trỳc chng trỡnh xõy dng nờn chng trỡnh qun lý trc nghim
ny.
THệ VIEN ẹIEN Tệ TRệẽC TUYEN

2

THƯ VIỆN ĐIỆN TỬ TRỰC TUYẾN

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2.Li ớch ca ti i vi bn thõn
-Nm vng v thnh tho hn v kin thỳc lp trỡnh trong hc tp v vn dng
thc t.
Xin chõn thnh cm n thy ó tn tỡnh ch dy, hng dn v cỏc bn ó giỳp
tụi hon thnh chng trỡnh ny !
THệ VIEN ẹIEN Tệ TRệẽC TUYEN

4
B.Phn ni dung
I. Biu Phõn Cp Chc Nng.

Hinh 1: Bieu do phan cap chuc nang
II. Bieu do luong du lieu
Cỏc biu lung d liu cú tỏc ng mụ t s hot ng ca h thng
Chỳ thớch

cú trao i thụng tin vi h thng.
Chc nng x lý lm bin i thụng tin.
Lung d liu vo hay ra ca h thng
Ni lu tr thụng tin cn cho h thng. 1. Biu lung d liu mc khung cnh.
Trc nghim
Hng Dn Gii Trớ
Toỏn Hc
Vt Lý

Lịch sử
Hướng dẫn
THƯ VIỆN ĐIỆN TỬ TRỰC TUYẾN

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Giao Diện Form
Frmchinh

Code Form frmchinh
Private Sub dabong_Click()
Dim g
g = Shell("Chinh phuc ai tinh.exe", vbNormalFocus)
End Sub
Private Sub gt_Click()
Dim g
g = Shell("Tinh xin chang phai.exe", vbNormalFocus)
End Sub
Private Sub mnuhd_Click()
frmhuongdan.Show
frmchinh.Hide
THÖ VIEÄN ÑIEÄN TÖÛ TRÖÏC TUYEÁN

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End Sub

Private Sub mnuly_Click()
frmvatly.Show
frmchinh.Hide
End Sub


a = Shell("paint.exe", vbNormalFocus)
End Sub

Private Sub ol_Click()
Dim g
g = Shell("Xa vang.exe", vbNormalFocus)
End Sub

Private Sub quasong_Click()
Dim g
g = Shell("picachu_2005.exe", vbNormalFocus)
End Sub

Private Sub Timer1_Timer()
Dim x As String
Dim y As String
x = Left(frmchinh.Caption, 1)
y = Right(frmchinh.Caption, Len(frmchinh.Caption) - 1)
frmchinh.Caption = y + x
End Sub
THÖ VIEÄN ÑIEÄN TÖÛ TRÖÏC TUYEÁN

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Mn hỡnh Form FrmToỏn Code Form FrmToỏn
Private Sub cmdlai_Click()
If optchon(0).Value Then
ketqua(lt) = "A"

Case Else:
optchon(0).Value = False
optchon(1).Value = False
optchon(2).Value = False
optchon(3).Value = False
End Select
End Sub

Private Sub Form_Activate()
If tn = 1 Then
frmchinh.Show
THÖ VIEÄN ÑIEÄN TÖÛ TRÖÏC TUYEÁN

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Unload Me
End If
ten = InputBox("Nhap ten cua ban :", "THONG BAO ")
End Sub

Private Sub Form_Load()
Dim cdr As Integer
socau = 15
tn = 0
dem = 0
If Dir(App.Path & "\csdl\toan.txt") = "" Then
tn = 1
Exit Sub
End If
Open App.Path & "\csdl\toan.txt" For Input As 1
cdr = 0

Loop
diem = 0
lt = 1
Lbl2(0).Caption = "C©u " & CStr(lt) & ":"
Lbl2(1).Caption = cau(cauhoi(lt), 1)
Lbl2(2).Caption = cau(cauhoi(lt), 2)
Lbl2(3).Caption = cau(cauhoi(lt), 3)
Lbl2(4).Caption = cau(cauhoi(lt), 4)
Lbl2(5).Caption = cau(cauhoi(lt), 5)
Select Case ketqua(lt)
Case "A": optchon(0).Value = True
Case "B": optchon(1).Value = True
Case "C": optchon(2).Value = True
Case "D": optchon(3).Value = True
Case Else
optchon(0).Value = False
optchon(1).Value = False
THÖ VIEÄN ÑIEÄN TÖÛ TRÖÏC TUYEÁN

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optchon(2).Value = False
optchon(3).Value = False
End Select
End Sub Private Sub Optchon_Click(Index As Integer)
Select Case Index
Case 0: ketqua(lt) = "A"
Case 1: ketqua(lt) = "B"

Dim cauhoi(5) As Byte
Dim ketqua(10) As String * 1
Dim tn, nd
Dim s As String
Dim i, j, dem As Integer
Dim lt, cc, diem, socau As Integer
Dim ten
THÖ VIEÄN ÑIEÄN TÖÛ TRÖÏC TUYEÁN

15Private Sub cmdkq_Click()
For i = 1 To 5
If ketqua(i) = UCase(cau(cauhoi(i), 6)) Then
diem = diem + 2
End If
Next i
Open App.Path & "\ket qua\ketqua" & CStr(Hour(Time)) &
CStr(Minute(Time)) & ".txt" For Output As 2
Print #2, ten
Print #2, "So diem cua ban la: " & CStr(diem)
Print #2, CStr(Hour(Time)) & ":" & CStr(Minute(Time)) & ":" &
CStr(Second(Time))
Print #2, CStr(Date)
Close #2
MsgBox "So diem cua ban la:" & CStr(diem) & Chr(13) & Chr(10) & "Nhan
OK de ket thuc."
frmchinh.Show
Unload Me

Lbl2(1).Caption = cau(cauhoi(lt), 1)
Lbl2(2).Caption = cau(cauhoi(lt), 2)
Lbl2(3).Caption = cau(cauhoi(lt), 3)
Lbl2(4).Caption = cau(cauhoi(lt), 4)
Lbl2(5).Caption = cau(cauhoi(lt), 5)
Select Case ketqua(lt)
Case "A": optchon(0).Value = True
Case "B": optchon(1).Value = True
Case "C": optchon(2).Value = True
Case "D": optchon(3).Value = True
Case Else:
optchon(0).Value = False
optchon(1).Value = False
THÖ VIEÄN ÑIEÄN TÖÛ TRÖÏC TUYEÁN

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optchon(2).Value = False
optchon(3).Value = False
End Select
End Sub

Private Sub cmdlai_Click()
If optchon(0).Value Then
ketqua(lt) = "A"
End If
If optchon(1).Value Then
ketqua(lt) = "B"
End If
If optchon(2).Value Then
ketqua(lt) = "C"

End Sub

Private Sub Form_Activate()
If tn = 1 Then
frmchinh.Show
Unload Me
End If
ten = InputBox("Nhap ten cua ban :", "THONG BAO ")
End Sub

Private Sub Form_Load()
Dim cdr As Integer
socau = 15
tn = 0
dem = 0
If Dir(App.Path & "\csdl\vatly.txt") = "" Then
tn = 1
Exit Sub
End If
THÖ VIEÄN ÑIEÄN TÖÛ TRÖÏC TUYEÁN

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Open App.Path & "\csdl\vatly.txt" For Input As 1
cdr = 0
Do Until EOF(1)
cdr = cdr + 1
If cdr > socau Then
Exit Do
End If
For i = 1 To 6

Lbl2(3).Caption = cau(cauhoi(lt), 3)
Lbl2(4).Caption = cau(cauhoi(lt), 4)
Lbl2(5).Caption = cau(cauhoi(lt), 5)
Select Case ketqua(lt)
Case "A": optchon(0).Value = True
Case "B": optchon(1).Value = True
Case "C": optchon(2).Value = True
Case "D": optchon(3).Value = True
Case Else
optchon(0).Value = False
optchon(1).Value = False
optchon(2).Value = False
optchon(3).Value = False
End Select
End Sub Private Sub Optchon_Click(Index As Integer)
Select Case Index
Case 0: ketqua(lt) = "A"
Case 1: ketqua(lt) = "B"
Case 2: ketqua(lt) = "C"
Case 3: ketqua(lt) = "D"
End Select
End Sub
THÖ VIEÄN ÑIEÄN TÖÛ TRÖÏC TUYEÁN

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Private Sub Timer1_Timer()

Dim lt, cc, diem, socau As Integer
Dim ten

THÖ VIEÄN ÑIEÄN TÖÛ TRÖÏC TUYEÁN

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Private Sub cmdkq_Click()
For i = 1 To 5
If ketqua(i) = UCase(cau(cauhoi(i), 6)) Then
diem = diem + 2
End If
Next i
Open App.Path & "\ket qua\ketqua" & CStr(Hour(Time)) &
CStr(Minute(Time)) & ".txt" For Output As 2
Print #2, ten
Print #2, "So diem cua ban la: " & CStr(diem)
Print #2, CStr(Hour(Time)) & ":" & CStr(Minute(Time)) & ":" &
CStr(Second(Time))
Print #2, CStr(Date)
Close #2
MsgBox "So diem cua ban la:" & CStr(diem) & Chr(13) & Chr(10) & "Nhan
OK de ket thuc."
frmchinh.Show
Unload Me
End Sub

Private Sub cmdtiep_Click()
If optchon(0).Value Then
ketqua(lt) = "A"

Select Case ketqua(lt)
Case "A": optchon(0).Value = True
Case "B": optchon(1).Value = True
Case "C": optchon(2).Value = True
Case "D": optchon(3).Value = True
Case Else:
optchon(0).Value = False
optchon(1).Value = False
optchon(2).Value = False
THÖ VIEÄN ÑIEÄN TÖÛ TRÖÏC TUYEÁN

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optchon(3).Value = False
End Select
End Sub

Private Sub cmdlai_Click()
If optchon(0).Value Then
ketqua(lt) = "A"
End If
If optchon(1).Value Then
ketqua(lt) = "B"
End If
If optchon(2).Value Then
ketqua(lt) = "C"
End If
If optchon(3).Value Then
ketqua(lt) = "D"
End If
If lt > 1 Then


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