Thiết kế phần mềm chấm thi trắc nghiệm

TRUCflVG DAI HOC AN GIANG KHOA KY THUAT - CONG NGHE - MOI TRU^NG NGUYEN MINH NHlfiT j KHOA LUAN TOT NGHIEP DAI HOC NGANH CU" NHAN TIN HOC THIET KE PHAN MEM CHAM THI TRAC NGHIEM TRUC5NG DAI HOC AN GIANG thUvien Giang vien hvcang dan: KS NGUYEN VAN PHUC An Giang, 05/2008 • Phdn mem chdm thi trdc n Muc Luc PMn A PHAN T6NG QUAN:1 I.Yeu clu thirc te va ly chon de tai:1 II.Muc tieu cua de tai:1 III.Giai phap hien co:1 IV.Huong tiep can cua Luan van:2 V.Npi dung thuc hien:2 PhSn B PHAN CO S6 LY THUYET:4 I Ly thuyet cho phan Bieu mau thi trie Nghiem:4 1.Phan tich cac phan tren bi^u mlu:4 l.l.Cacmlubaithithuthapduoc:4 1.2 Cac thong tin thuong dung tren cac bi^u mlu:6 2.PMn t6 chiic du lieu:7 3.Ly ThuySt Cho Phan Cham Digm Tu Dong:8 3.1 Tom tac qua trinh cham diem tir dong:8 4.XulyAnh9 4.1.Chuyen anh tir anh mau sang anh xam:9 4.2.Chuyen anh tir anh xam sang anh nhi phan - anh tring den:10 4.3.Uhg dung chuong trinh:11 5.Nhan dang anh:11 5.1.Chia viuig chon cac dong dg quet chpn:12 5.2.Nhan dang cac digm chuan, ductng chuin:12 5.3.Nhan dang doanthang vimgduocdanhdiu:13 5.4.Nhan dang co dupe chpn hay khong:14 Ph^n C PHAN PHAN TICH HI$N TRANG16 I.Khao sat hien trang:16 1.Mo ta hien trang:16 2.Mo ta quy trinh cham thi trie nghiem:16 II.Phan tich ygu ciu:16 Yeuciucuakythi:16 1.1.Truocngaythi:16 1.2.Trong chim thi:17 1.3.Sau cham thi xong:17 Phdn mem chdm thi trdc nghiem 1.4 Saukhi cham phtic khao :17 2.Yeu chi cua he thing:17 3.Mo ta yeu c^u he thing:18 3.1.Quan ly cac Bieu mau nhan dang bai:18 3.2.Nhan dang bai thi:19 3.3.Chdm dilm bai thi19 3.4.Quan ly thong tin cac ky thi19 3.5.Thing ke, Bao cao cac ky thi19 3.6.Chuyln dli da lieu20 PhSn D MO HINH H6A:21 I.Mo hinh ER:21 II.Mo Hinh Quan Niem DO: Lieu:22 1.Thucthl:22 2.Moi k^t hop:22 III.Mo Hinh DFD23 1.Mo hinh DFD miic 0:23 2.Mo hinh DFD rmic 1:23 3.Mo hinh DFD rmic 2:25 Phitn E PHAN PHAN TICH THIET KE:31 I ThiSt kl Co so DO: lieu:31 1.Thilt kl Co so Du lieu cho Phan mlm Chdm thi Tr^e nghiem:31 2.Danh sach bang du lieu:32 2.1.Bang D^^ lieu Ky thi:32 2.2.Bang Du lieu Hoi D6ng:32 2.3.Bang Da lieu Mon Thi:32 2.4.Bang Du lieu Chi Tilt Mon:33 2.5.Bang Du lieu Dap An:33 2.6.Bang Da lieu D^ Thi33 2.7.Bang Da lieu Tron DS:33 2.8.Bang Da lieu Qui Dilm:34 2.9.Bang Da lieu Dilm Cau Sai34 2.10.Bang Da lieu DS Thi Sinh34 2.11.Bang Da lieu DSVing34 2.12.Bang Da lieu Bai Thi:35 Phan mini ch&m thi trie nghiem 2.13.Bang DO lieu FormLayDL:35 2.14.Bang Dtt lieu FormScan:36 2.15.Bang Du lieu Cot Scan:37 2.16.Bang Dtt lieu Ngtroi Dung37 2.17.Bang DO: lieu QuySn37 2.18.Bang Dtt lieu Backup:38 2.19.Bang Dii lieu Bi6u mlu ThSng ke38 Mo ta rang buoc toan ven:38 3.1.Rang buoc toan ven tren mot luce quan he:38 3.1.1.Rang buoc toan ven mien giatri:38 3.1.2.Rang buoc toan ven lien bo:40 3.1.3.Rang buoc toan ven lien thuoc tinh:46 3.2.Rang buoc toan ven tren nhieu hrpc quan he:47 3.2.1 Rang buoc toan ven tham chieu:47 Ph^n F PHAN THIET KE52 I.ThiStk^xuly:52 Mo hinh Use Case52 2.Ki6n true thiet ke53 3.Sequence Diagram54 3.1.Heth6ng54 3.1.1.Dang nhap he thong:54 3.1.2.Phan quyen:55 3.2.Kythi56 3.2.1.Quan ly Ky thi:56 3.2.2.Them Kythi57 3.2.3.Xoa Ky thi58 3.2.4.SuaKy thi:59 3.2.5.Th6ng ke Ky thi60 3.3.MonThi:61 3.3.1.Quan Ly Mon Thi61 3.3.2.Them Mon thi62 3.3.3.Xoa Mon thi63 3.3.4.Sua Mon thi64 3.3.5.Import Mon thi65 Phdn mem cham thi trac nghi^m 3.4.BaiThi66 3.4.1.NhapBap an bang tay:66 3.4.2.Sua Bap an67 3.5.NhanBang68 3.6.ChdmBai69 II Thi6t k6 giao dien:70 PhSn G TONG KET VA HIT6NG PHAT TRIEN:91 II K6t qua dat duac:91 IILHanch^:91 IV.Huongph^ttri^n91 PMn H TAI LIEU THAM KHAO:92 Phdn mem chdm thi trdc nghiem Danh muc hinh: Hinh I: Mill bfli thi TrSc nghiem4 Hinh 2: Mau bfli thi Trflc nghipm5 Hinh 4: Ving dfinh Ma Oe6 Hinh 5: Vang dfinh d^p sin cfia thi sinh7 Hinh 6: Mau lira tru7 Hinh 7: Qui trinh chdni bfii cho thi sinh9 Hinh 8: Anh ban dau10 Hinh 9: Anh sau iflm xfim10 Hinh 10: Anh sau nhj phSn h6a11 Hinh 11: Mt vung dirge chia nhfi dfi nhap dang12 Hinh 12: Hinh da dirge Ifly di xfi- ^^12 Hinh 13: Dau uhan dang sau xfic djnh dupe diim chuan13 Hinh 14: Dining chuan sau dirge nhan dang13 Hinh 15: Diem dirge dsinh dfiu (d c:ic djnh doan thdng de xem nhy c6 dupe chpn kiiong)14 Hinh 16: Doan thing sau x6c djnh du-gc hai diem14 Hinh 17:Khong tim thing doan thing theo yeu ciu (xem nhu S n:ly khong dugc thi sinh chpn) 14 Hinh 18: Hai doan thing giao (vay o dupe thi sinh chpn)15 Hinh 19: DFD muc cfla Ky thi25 Hinh 20: DFD mire cOa Hoi ding26 Hinh 21: DFD muc cfia M6n thi26 Hinh 22: DFD muc cOa Thi sinh:27 Hinh 23: DFD muc cfla Bai thi28 Hinh 24: DFD mfl'c cfla FormScan29 Hinh 25: DFD mflc cfia Scan bfli thi29 Hinh 26: DFD muc cfia cham bfli thi30 Hinh 27: M6 hinh Use Case52 Hinh 28: Kiin trflc h thong53 Hinh 29: Sequence Diagram Dflng nhap hp thing54 Hinh 30: Sequence Diagram Phan quyen55 Hinh 31: Sequence Diagram Qufln Ij- Kj^ thi56 Hinh 32: Sequence Diagram Them Kj- thi57 Hinh 33: Sequence Diagram Xfla K^ thi58 Hinh 34: Sequence Diagram Sua Ky thi:59 Phdn mem chdm thi trdc nghi^m Hinh 35: Sequence Diagram Thong ke Ky thi60 Hinh 36: Sequence Diagram QuOn Ly Mon Thi61 Hinh 37: Sequence Diagram Them Mon thi62 Hinh 38: Sequence Diagram X6a MSn thi63 Hinh 39: Sequence Diagram Siia M6n thi64 Hinh 40: Sequence Diagram Import Mon thi65 Hinh 41: Sequence Diagram Nhap chip an bOng tay66 Hinh 42: Sequence Diagram Sua Dip ^n67 Hinh 43: Sequence Diagram Nhfn Dang68 Hinh 44: Sequence Diagram Ch^m BOi69 Hinh 45: Giao difn Chinh cua chirong trinh70 Hinh 46: Giao difn QuOn ly ngirfri dung71 Hinh 47: Giao difn Quan ly Quyen (Plain quyen)71 Hinh 48: Giao dien Quan ly k^ thi72 Hinh 49: Giao dien Quan ly Hf i d&ng72 Hinh 50: Giao dien Quan ly Mon thi73 Hinh 51: Giao dien PhSn m8n73 Hinh 52: Giao difn QuOn ly de thi74 Hinh 53: Giao difn Quan ly dOp On75 Hinh 54: Giao difn Trf n de76 Hinh 55: Giao difn QuOn ly dilm cau trpn77 Hinh 56: Giao difn QuOn ly Qui dilm dOp On78 Hinh 57: Giao difn QuOn ly From scan dir lifu79 Hinh 58: Giao difn Quan ly From 10y d& lifu80 Hinh 59: Giao difn QuOn ly BOi thi81 Hinh 60: Giao difn Chsim bOi thi82 Hinh 61: Giao difn NhOn dang bOi thi83 Hinh 62: Giao difn dinh nghla Form Scan bOi thi (NhOn dang bOi thi)84 Hinh 63: Giao difn kiem tra ket quO sau nhan dang bOi thi85 Hinh 64: Djnh nghla cOc vung nhan dang cua bOi thi86 Hinh 65: Thong Ke DOp On87 Hinh 66: Thong Ke DOp On (theo qui theo ngir&i dOng djnh nghla)88 Hinh 67: Th6ng k6 Danh sOch Hf i dong89 Hinh 68: Danh sOch Mon thi90 Be tai Khoa luanThiet ke Phan mem Cham thi Trie nghiem Phan A PHAN TONG QUAN: bogs I Yeu dill thuc tS va ly chon (16 tai: Thai gian gan day, van de rat dugc xa hoi quan tam la thi cu bang hinh thuc thi trac nghiem khach quan Vi c6 nhieu van de phat sinh thi cvr nhu nan gian Ian, quay cop, va diem thuong khong chinh xac, m6t phan la y kien chu quan cua nguai cham dan den viec khieu kien va mot phan nua la dap an khong chinh xac va khong ro rang, v.v Hau nhu nam nao cung xay ra, gay nhieu biic xiic Do do, nhu cau cln co mot phuang an thi tich cue han can ap dung ede ky thi Trong hoan canh do, hinh thuc thi trac nghiem dugc d^t - hinh thiic thi ma moi bai thi co mot dap an ro rang - la mot phucmg phap da dugc d6 cap dSn Doi vai nhung ky thi dugc to chiic t6t thi khong nhung m qua dugc chinh xac, khach quan, minh bach doi vdi thi sinh ma cong tac tuyen sinh dugc mau le han Tuy nhien van de dugc dat la: Khi phuang phap thi bang hinh thiic trac nghiem co nhieu uu diem nhu vay ma tai lai khong dugc to chiic ph6 biSn tai Vi|t Nam noi chung va cac truang thong noi rieng Va hinh thuc thi chi dugc ap dung cho cac mon hoc tu nhien ma thoi, va xa la d6i vai thi sinh (tuy da dugc ap dung vai nam gan day) Sau phan tich va nit ra, da ap d^mg hinh thiic thi trie nghiem a mot s6 mon va dugc ap dung a mot so nai nhun^ qua trinh cham bai van kha cham va khong chinh xac Vi chu yeu la cham bang tay nen kho chinh xac va co nhieu sai sot cham bai cua thi sinh va mat rat nhieu thai gian Ben canh do, vifc cham bang may cung dugc ap dung nhung khong ph6 biSn vi gia kha cao D6 ap dung thi cu thi phai thu le phi thi dau vao tuong doi Ian, vi vay kho ap dung giao due nhat la a nuac ta Con viec cham bai bing cac bi^u mlu co s3n bing cac may chuyen dung toe rat cao va chinh xac, nhung gia la van dS cin phai ban den va viec thiet ke lai cac biSu mlu rdt kh6 khan (cdn phai thiet k^ lai mdy) Vay c^n phai tim mot giai phap t6t han viec xu ly cham bai thi trac nghiem cong tac cham thi II Muc tieu cua de tai: Muc tieu cua de tai la dua giai phap qua trinh to chiic thi va cham thi trac nghiem co gia thap va co the ap dung de dang cac truang, ben canh cho phep chinh sua bieu mlu that dl dang de co the ap dung linh hoat cong tac tuyen sinh cung nhu cac ky thi hoc ky cua cac truang thong III Giai phap hien co: Cong tac chim thi bing cac may chuyen dung dugc Viet Nam cung nhu the giai ap dung tu kha lau, nhung a nuac ta thi viec cham bang cac may chuyen dung chi dugc ap dung cac ky thi sat hach co qui mo Ian, chua dugc ap dung rong rai cac ky thi khac Hien cac ky thuat chlm trie nghiem da dugc ap dirng rang rai hern cac ky thi, nhung gia kha cao Ben canh cac chuang trinh chlm dii tach biet nen cong tac tuyen sinh kh^ phiic tap (sir dung den nhieu chuang trinh mai co the dua ket qua tir file anh ma thi sinh da lam) Nhu ta da thly, cac thi^t bi cung nhu cac ky thuat cung co nhieu uu diem, ben canh cung co nhieu khuyet diem, nen kho ling dung rong rai vao thuc te > Uu va Khuyet diem cua may cham chuyen dung: Trang Be tai Khoa luan Thiet ke Phan m6m Cham thi Tr^e nghiem •S Uu didm: Chltn thi rlt chinh xac va t6c kha nhanh ^Khuyet diem: Gia kha cao, kho thay doi mau bai thi (khi thay mau bai thi thi phai thay doi luon may cham) > Uu va Khuyet diem cua chuomg trinh cham thi hien tai: ^ l/u Diem: Toe cham tuong d6i nhanh, cham han may cham chuyen dung, nhung gia re hern may cham chuyen dung ^Khuygt diSm: gia vin kha cao, dg cham duqc bai cln rit nhigu cong doan va qua nhieu chuong trinh khac IV Htrcrng tip can cua B6 tai: Giai phap ma de tai dua la sir dung cac dpng cu sin co nhu: may tinh ca nhan, may scan, may in dS giam bat gia trang bi thiet bi thi cir May tinh ca nhan dong vai tro trung tarn cong viec cham bai May Scan co vai tro chuyen cac mau bai lam cua thi sinh cac file anh de chuang trinh Cham thi Trac nghiem xir ly va dua ket qua den ngucri dung (Hoi dong tuyen sinh) May Tinh ca nhan dong vai tro xu ly va cham bai, co ca viec th6ng ke va bao cao May in co vai tro in kit qua, in cac bieu mlu, ben canh in cac thong ke va bao cao Tot nhat la nen dung may Scan co chric nang scan anh hang loat de tiet kiem thai gian Ben canh do, viec dung may Scan dS scan anh nen khong tranh khoi sai sot Nen han ch^ cua chuang trinh la khong th^ nhan dang cac tap tin anh co g6c lech qua Ian (chi tu 1-2 ) va thuoc vao kich thuac cua anh Ian hay nho (chi anh huong co goc quay bi lech vi do lech cua duong chuan - ducmg de xac dinh cac dong can scan- mai thay doi Ian) Do giai phap khong sir dpng cac may chuyen dung nen ket qua scan kho chinh xac nen dan den bai thi lay ket qu^ co the khong chinh xac, co the khong nhan dang duqe neu scan khong duqc thi nguiri dung van co the dinh nghTa lai Form mai de scan tiep hay co the nhap bang tay dap an vao chuang trinh ^ iJu va khuyet diem cua giai phap da chon: • Uu diem: Gia cho thiet bi se re hon, cac form co the dinh d^ng de dang han han cham bai, va duqc thiet ke theo nhu cau cua nguai dung " Khuyet diem: Cham diem cham han ede may chuyen dung, khong kha thi vai cac ky thi qua Ian Phan mem thuc hien may nhiem vu chinh: Tao file dinh dang bai scan, scan bai thi cua thi sinh va Cham bai thi cua thi sinh Ben canh co bao cao va Export sang Database Foxpro V Nqi dung thuc hien: Cac buac tien hanh thuc hien de tai nay: •/ Thu thap thong tin cua cac mlu d4 thi cua Bq giao due cac ky thi tuyen sinh, cung nhu cac ky thi hoc ky Tir nit cac phan chung, cac phan ca ban duqc dung cac bieu mlu nhu: Phan So bao danh, Phan Ma de, Phan Dap an Trang2 Thiet ke Phan mem Cham tin Tr^e nghiem Be tai Khoa luan 12 Giao dien Quan ly Qui diem dap an 000 SI fimOuiDiom : ,^^| , •~lof3irl^ M^l#.X&^ Tin Men BietnlOO m 'AnhVanSHi AnhVan-Thi ChOng chi DiemiO [gj m AnhVan AnhVan-Thi ChOng chi AnhVan AnhVan-Thi ChOng chi 13 AnhVan AnhVan-Thi ChQng chi 18 AnhVan AnhVan-Thi ChQng chi 23 AnhVan AnhVan-Thi ChOng chi 28 300 11 III1 AnhVan AnhVan-Thi ChOng chi 33 3.50 mi 4.00 4.50 HI HI 5.00 j^\ 5.50 HI 6.00 HI AnhVan AnhVan-Thi ChOng chi 38 AnhVen AnhVan-Thi ChQng chi 43 AnhVan AnhVan-Thi ChOng chi 48 AnhVan AnhVan-Thi ChOng chi 53 AnhVan AnhVan-Thi ChOng chi 58 AnhVan AnhVan-Thi ChOng chi S3 650 H| AnhVan AnhVan-Thi ChQng chi 68 AnhVan AnhVan-Thi ChOng chi 73 7.00 7.50 HI H| AnhVan AnhVan-Thi ChOnn chi 78 00 HI Hinh 57: Giao di^ n Quan ly Qui dilm d:ip An Trang 78 Thiet ke Phan mem Cham thi Trie nghiem Be tai Khoa Iuan 13 Giao dien Quan ly From scan dtr lieu QB^ H f rmMonThi _RormScan Form Scan |50Cau Ten form VIM "*" SoBaoBanh • Ma OS vim- ^' w.rt (li Tra LS Chieudai Vi tri \^ Ky tUkhichonnhieufiapdn 1" B- | 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BoKho So Phan 'Blot A B c D 30 16 0.58 0.25 0.48 Paper 1: Reading Comperhension A 30 22 A 16 36 16 6 24 0.31 B 32 20 32 16 0.62 0.18 A 28 24 28 24 0 0.54 0.3 S B 28 24 28 24 0.54 0.24 0.45 E B 26 26 26 22 0.5 B 18 34 18 18 B 0.35 0.42 B 28 24 28 18 0.54 0.18 D 22 30 16 22 0.42 0.45 Hlnh 67: Thong Ke D:1p an (theo qui theo ngutfi dung djnh nghla) Trang 88 Thiet ke Phan mem Cham thi TrSe ngliiem Be tai Khoa luan 23 Th6ng ke Danh sach Hoi dfing : Tru'ong Dai hoc An Giang( TAG) Ky Thi: Tuyen Sinh Nam 2008 Danh Sach Hoi O6ng STT Ten Hoi dong Ma Hoi dong Hoi Dong 01 02 Hoi Dong Danh sach co Hoi dong Hinh 68: Th8ng ke Danh sach H$i fifing Trang 89 Thiet k I'han mem Cham thi Trie nghiem Be tai Khoa luan 24 Danh sach Mon thi Don Vi: Trtt^ng Dai hoc An Giang( TAG) KyThi: Tuyen Sinh 2008 Danh dach Mon thi cua Hoi D^ng Hoi fling Ma Mon Thi Ten Mon Thi Mafli AnhVan Anh Van - Thi Chtrng chl 134;210;358;485 Ma Mon Thi Ten Mon Thi Mafle AnhVan Anh Van - Thi Chi>ng chl 134;210;358;485 Hoiflongi Hlnh69: Danh sach Mfin thi Trang 90 B tai Khoa luanThict ke Phan mem Cham thi Tr^e nghiem Phan G TONG KET VA HU"6NG PHAT TRIEN: BOGS II Kit qua dat duoc: Nhan dang tuong doi chinh xac cac bai thi cua thi sinh Toe khoang bai / giay -Quan ly tot cac thong tin Ky thi, Hoi dong, M6n thi, Dap an va cac thong tin khac lien quan den viec chant va luu triS bai thi -Co day du cac cac thong ke, bao cao sis dung chuong trinh -Co kiem tra tinh hop le cua he thong, cung nhu tinh hop le cua bai thi Giup nguoi dung de dang hon viec kiem tra thbng tin bai lam cua thi sinh -Khi chant, xem bai chtrong trinh ttr dong loc cac bai thi khong hop le de nguoi dung tien viec theo doi, vei stra chiia bai lam dung vdi bai thi cua Thi sinh III.Han ch^: Giai phap xu ly anh chua toi uu Chua linh dong gitta xu ly chant hoc ky va tuyen sinh (thi hoc ky thi khong co Hoi dong, chi coKhbi ) IV.Huong phitt triin -Co thi lay du lieu scan true tiep tu may scan (khong thong qua tap tin anh nhu hien nay) -Toi uu giai thuat de cai thien toe cua chuong trinh -Xay dung them cac thong ke toi uu horn -Xay dung ting dung tren nin web di co thi thong bao ket qua tit hon * * •• Trang91 Be tai Klioa lnanThilt ke Phan mem Cham thi TrSe nghiem PhanH TAI LIEU THAM KHAO: BOGS •Charles Petzold, Programming Microsoft Windows with C# •John Sharp - Jon Jagger, TeamLib - MS Press - Microsoft Visual C Sharp NET Step By Step •Duong Quang Thien - Lap trinh C# 2005 •Hoang Ki^n (chu bien) - Duong Anh Due - Le Dinh Duy - Vu Hai Quan, Co So D6 Hoa May Tinh, tai ban l^n thii 3, Nha Xudt Ban Giao Due, TP H6 CHi Minh •Pham Nguyln Cucmg, Giao Trinh Phan Tich ThiSt K^ He Th6ng Thong Tin Website: •www.codenroiect.com •Sourceforge.net •www.functionx.net •www.iava2s.com sooa Trang 92 ... 3.2.2.Them Kythi57 3.2.3.Xoa Ky thi5 8 3.2.4.SuaKy thi: 59 3.2.5.Th6ng ke Ky thi6 0 3.3.MonThi:61 3.3.1.Quan Ly Mon Thi6 1 3.3.2.Them Mon thi6 2 3.3.3.Xoa Mon thi6 3 3.3.4.Sua Mon thi6 4 3.3.5.Import Mon thi6 5... d6ng thi Danh sach thi sinh dir thi Danh sach thi sinh vang theo thng mon thi Ket qua quet bai thi (dang text) chinh thhc chua cham thi (da kiem do), co bao mat sfi bao danh 1.3.Sau cham thi xong:... neu thi sinh co yeu cau cham phiic khao thi chuang trinh se cham mot vai thi sinh cu the 3.4.Quan ly thong tin cac ky thi Chuang trinh Cham thi Trac nghiem quan ly nhieu Ky thi va moi ky thi thi