XAY DUNG PHAN M^M THI TRAC NGHIEM TREN MAY TINH

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TCNCYH Phu trwong 80 (3D) - 2012

3. Morrissey R.F, Herring CM. (2002). Radia- Dormont. D (2000). Influence cf irradiation on the tion sterilization past, present and future". Radia- risk of transmission of HIV In bone grafts obtained tion Physics and chemistry 63.217-221. from appropriately screened donors and followed 4. Loty B, Courpied JP, Tomeno B, Postal M, by radiation sterilization. Cell and Tissue Banking Forest M, Abelanet R (2005). Bone allografts star- 1, 279 - 289

illsed by irradiation Biological properties, procure- 7. Thai association of tissue banking Bang- ment and results of 150 massive allograft, Scand J kok biomaterial center (2001). Advance tissue Surg 94(1), 67-70, banking guideline (20 years experience of tissue

5. Anderson MJ, Keyak JH and Skinner HB banking in Thailand).

(2002). Compressive mechanical properties of hu- a. Thomas FB, Chad J.R and Simon Bog- man cancellous bone after gamma irradiation irra- dansky. Ph.D (2001). Validating low dose gamma diation, J Bone Joint Surg, 74A, 5. 747-762 sterilization for allografts using iso 11137 method

6. Hernigou. Ph, Gras.G, Marinello. G, 2B, Acta Orthop 76 (2), 231-236

S u m m a r y

E F F E C T OF G A M M A S T E R I L I Z A T I O N O N T E N S I L E S T R E N G T H DEEP F R O Z E N T I S S U E B O N E

Objective of the study was to evaluate the effect of gamma irradiation to destroy S aureus bacteria on dog skull at 10. 15, 25kGy and effect on the tensile strength deep-frozen tissue bone 90 pieces of dog skull, the experimental infection of the bone with S, aureus bacteria, were divided into 3 lots, then irradiated with 3 doses, respectively 15 pairs skull fragments have the same size Symmetry of pairs was taken along middle line o f t h e skull. 15 pieces were deep frozen, not irradiated (control lot) 15 pieces is expenmental lot, were divided into 3 groups and then irradiated at there doses, respectively Bacteriological examination and companson bone pairs strength in each lot and control lot All pieces skull after 3 doses irradiation at 3 doses were not found S aureus bacteria All pieces skull were irradiated at 25 kGy dose, the strength of tissue bone decreased by 10% compared to control bone

Keywords: sterilize, tensile strength, gamma

XAY DUNG P H A N M ^ M THI TRAC NGHIEM TREN MAY T I N H

Nguyen Thj Nga, Hoang Minh Hang, Tran Thuy Nga Sp mdn Todn Tin - D^i hoc Y Ha Noi Nghien cuv nhim xay dpng phan mdm thi Irac nghi$m trdn may tinh Ket qua cho thiy chuong tnnh Thi trie nghipm da duoc ap dpng de to chuc thuc hidn vide thi hit man Tin hpc cho tat ca cac doi tuong. Smh vidn Y1. Cao hoc, CKt, CKIi. CNDDTC, . tu nam hpc 2009 -2010 den nay Chuong trinh da dap ung duoc cac tieu chi: cdu hdi bao phu chuong trinh, ffiem thi phan loai duoc sinh vien Chuong trinh thi trie nghipm tren may tinh ra ddi da gidi quydt duoc phin Idn nhung khd khan, vat va trong vipc thi cir. Ngoai ra, chuong trinh cung dam bao tinh cdng bdng, khach quan va giam bdi tieu cue trong thi cu

TLF khoa: phin mim, thi trie nghiem khach quan, dp phan biet, co so dy lieu

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TCNCYH Phu truong 80 (3D) - 2012

I. DAT

V A N

Dt

Try&ng Oai hpc Y Ha Ndi Id m | t try&ng trpng d i l m Q u i c gia ed b l day Ijch su' 110 nam, Nhiem vy chinh tn quan trpng hang d i u cua try&ng la dao tao eho d l t ny&c dOi ngO bac sy cd c h i t l y p n g cao, s i n sang dap yng nhu c l u cham sde sO'C k h o i nhan dan Trong nh&ng nam g i n day, v&i s i lypng smh vien va hpc vi6n cua Iru'&ng ngay cflng tang, s&c ep de nang len nha try&ng v l c o s& vat chai trang thiet bi d l day va hpc, danh gia k i t q u i hpc tap eua hoe vien, smh vifin D l v&a d i m b l c s i lypng v&a nSng cao c h i t l y p n g , ngoai viec d i i m&i phypng phap day va hpc, chung ta e I n d i i m&i c l hinh thyc t i eh&e k i l m tra, thi cu' sao cho v&a d i m bao tinh cdng b l n g , chinh xac v&a nhanh chdng va hidu q u i Hien nay try&ng Dai hpc Y Ha ndi cung nhy n h i l u try&ng khac da cai t i l n thi b l n g hinh th&c thi t r i e nghiem tren g i l y va c h l m thi bang may quet Viec e l i l i l n nay da va dang mang lai hieu qua rat tich eye Tuy nhien, hinh th&c Ihl nay v i n cdn t i n tai mdt s i n h y p c diem nhy t i n th&i gian nhan d l , t i n g i l y , n l u eoi thi khdng chat thi smh vien cd the dung dien thoai di ddng d e c h u p d e l h i

X u l t phat t y nhu c l u thyc t l cua chinh Bd mdn vd cae don vi trong try&ng, muc tieu cua d l tai la xay dyng c h y o n g trinh Ihi t r i e nghidm tren may tmh mdt each hoan chinh C h y o n g trlnh nay se b i c d l thi mdt each n g l u nhien cho t&ng sinh viSn t y ngan hang cSu hoi phat huy nhyng y u diem va k h i c phyc cae y l u diem cua cac c h y o n g trinh thi t r i e nghidm hien tai.

II. D 6 I TU'gNG VA PHU'aNG P H A P

I . D d i typ-ng

Chyong trinh d y p c v i l t b l n g ngdn ngy Micro- soft Visual Basic [6, 7] quan tq CSDL b l n g SQL Server 2008 [8] va chia thanh 2 phan l&n P h i n danh cho giang vien vd p h i n danh cho th! sinh

P h i n danh cho giang vien lai d y p c chia thanh 2 p h i n nho phan eho ngy&i quan trj de (try&ng cac bd mdn) va phan cho can b i t i ch&c thi (can bp o phdng may),

P h i n danh cho ngy&i quan trj d l ' quan ly ngan hang cau hoi, dap an, ty \d cau khd - d l .

P h i n cho can bO t i ch&c Ihi: chpn mdn thi, th&i gian lam bai, s i cdu hdi trong m i l d l , ngay thi

P h i n danh eho thi sinh' Thi sinh sd d y p c d p mdt d l ngay sau khi dang nhfip vao he t h i n g thi, eac cau hdi hi$n ra mOt each l l n lypt, c6 t h i d l dang c h u y i n qua lai va chpn lai dap an chp m i i eSu, cd d i n g h i d i m n g y p c d l quan ly ch$t eh§

Ih&i gian thi va ngay sau khi thi xong, thi smh se b i l t k i t q u i Ihi eua minh

2. P h y o n g p h a p

C h y o n g trlnh Thi t r i e nghiem da d y o c dp dyng d l t i ch&c t h y c h i l n vi^c thi h i t mdn Tin hpc cho t i t c l cac d i i t y p n g Smh v i l n Y 1 , Cao hpc, CKI, CKII, C y nhan d i l u d y & n g tai ch&c t y nam hpe 2 0 1 0 - 2 0 1 1 d i n nay

Npi d u n g n g h i e n cipulcdc c h i s d trong nghien cu'u

Tao l$p ngan hang cdu h i i

Lap c h y o n g trlnh tao d l thi n g l u nhien tren may VI tinh

Thi vd c h l m thi, t h i n g ke, t i n g hpp k i t qua thi N h l m d i m bao tinh bao mat. an loan va trach nhiem cua ngy&i s y dyng c h y o n g trinh cho phep ngy&i dung d y o e truy cap vao c h y o n g trinh vdi cac d p dd khac nhau (c6 the thdm. s&a, xda) theo mat ma truy d p rieng

C i p d i 1 - ngy&i quan tn he t h i n g (Admin) La ngy&i duy tri, v$n hanh he thong, quan tn c o so d y lieu, cung d p tai khoan va gan quyen truy cdP cho nhyng ngy&i tham gia vao he thong, chiu trach nhiem duy tri, sao luu va b i o mat c o so d y lieu

d p dd 2 - ngy&i phy trach ngan hang de M i l mdn hpc cd mdt ngy&i chiu trach nhiem tpan bd viec quan ly ngan hang de cua mdn hpc dd v l chuyen mdn. ndi dung va dap an, m&c dd khd - de cho m i l cau hoi, cd q u y i n them, b&t, s&a ch&a, xda bo cau hoi

d p dd 3 - ngy&i t h y c hien to ch&c Ihi, Chon mdn thi, ngay thi, th&i gian lam bai va d y o c phep b i c de thi mdt each n g l u nhifen theo ty le da d y o e duyet v l so l y p n g cau d l , trung binh, khd trong t&ng de

III. K^TQUA

C h y o n g trlnh Thi t r i e nghiem da d y o c ap dyng d l t i eh&c t h y c hien viSc thi h i t m6n Tm hpc cho

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t i l ca cac doi t y o n g Sinh vien Y 1 , Cao hpe, CKI, CKII, C y nhan O i l u dy&ng tai eh&e t y nam hpe 2 0 1 0 - 2 0 1 1 den nay.

o l Ihu^n tien cho viec thyc hien cung nhy b i o mat thdng tin, he thong Thi t r i e nghiem d y p c tach thanh hai phan dpc I^p: P h i n danh cho giang vien va p h i n danh cho thi sinh

* Phan ddnh cho giang vien

1. Tao lap ngan hang cau hoi c h o t y n g m d n hoc

Ngy&i quan tri he t h i n g se cung d p tai khoan truy cap cho cac can bd quan tn ngSn hang cau hdf cac can bO nay se nhap ten va m§t khau d y p c cung d p de truy cap vao he t h i n g

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H i n h 1. Man h i n h q u a n ly n g a n h a n g c a u h d i 2. To chu'C thi

Giang vidn chf vide chon mdn hpc chuan bi thi, chon ngay thi, xac dmh th&i gian lam bai (bao nhieu phut), xac dinh sd cau hoi eho mdi de Trong m i l d l , cd the ydu cau bao nhieu p h i n tram cau d l , bao nhieu p h i n tram cau khd.

3. Bao cao, t h i n g ke k i t qua thi

Ngay sau khi thf Smh c u i i cung cua dot Ihi hoan

thanh bai lam cua minh, can bd phu trach co the in ngay k i t qua thi, thyc hien t i n g k i t , t h i n g ke va tao bao cao t y ddng mdt each d l dang b l n g each n h i n vao nut K i t qua thi o man hinh chinh Ngoai ra, cae t h i n g ke nay edn ed the k i t xuat ra bieu do, d i thi de the hien k i t qua mdt each tryc quan Dy&i day la minh hoa giao didn in' k i t qua Ihi mdn Tin hpc cua l&p Y1A

H i n h 2. Man h i n h x e m v a i n k i t q u a t h i va day la mmh hpa b i l u 66 phan bo d i l m thi mdn Tin hpe

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TCNCYH Phu truong 80 (3D) -2012

1^^^^^H

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H i n h 3 B i l u d i p h d n b i d i l m t h i

4. Bao mdt CO s o dO* li^u va q u d n trj ngu'&i d i i n g

D l CO s o d y heu dam bao tinh b i o mat ehiing tdi da s& dyng he quan In c o s& d y lieu SQL Server de ma hda cac thdng tin quan trpng n h y ngan hang cau hdi, dap an, ,, Ngy&i quan tr| he t h i n g cd the d p quyen truy c$p, phan quyen cung nhy thu hdi lai q u y I n nay d i i v&i cac can bd o hai d p dd dy&i (ngy&i phu trach ngan hang de va ngy&i thyc hien t i ch&c thi) khi d n t h i l t

Chyc nang Nhat ky he t h i n g se ghi lai tat d cae thao tac ma mpi ngy&i s y dyng da thyc hien, ngay gio dang nhap he thong, eh&c nang da s y dung, so l l n De dam bap an tpan cho d& heu, chyong trinh cd ch&c nang Sao l y u d& lieu

Chyc nang nay eho ph6p ngy&i quan tri sao lyu d y lieu theo dmh ky hoac ddt x u l t giiip cho he

t h i n g cd I h l sSn sang khdi phyc lai khi cd sy c i x l y ra

* Phan ddnh cho thi sinh

Sau khi kich c h u i t vdo c h y o n g trinh thi giao dien dang nhap he t h i n g thi x u l t hien, ihi sinh nhap s i bao danh, hp ten. t i . l&p cua minh va n h i n vap nut D A N G NHAP

Sau khi dang nhap thanh cdng. thi sinh b i t dau lam bai Trong th&i gtan lam bai Ihl sinh cd the thay doi p h y o n g an tra l&i nhong chi duy nhat mdt p h y o n g an c u i i ciing dyp'c c h i p nhan Thi smh sau khi da hoan thanh bdi lam cua minh. n h i n nut NOP BAI ( k l ca khi c h y a h i t gi&) de hoan tat viec thi cua minh, Sau khi nOp bai, c h y o n g trinh se thdng bao ngay cho thi smh b i l l k i t qua bai lam cua minh s i cau dung tren tong s i cau, Ih&i gian lam bai, V V

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s6m Hg liTi Ttf

L d p MOn Ihl Thdi gia

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N96 Hdnq Mm

V I A Tm hgc CII liiSn n ]hm bAi 29 pliul SO cBu Ird ldl dilng iBfilt

i - ^ - - 1

.-ST

H i n h 4 . M a n h i n h t h o n g b a o k i t q u a k h i s i n h v i e n l a m b a i x o n g

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I V . B A N L U A N

V&I quy md dao tao ngay cang cao trong cac try&ng dai hoc, cao d i n g ndi chung va cac try&ng Y - D y p c ndi neng, c h i n g han try&ng Oai hpc Y Ha ndi hien tai dang ed quy md mOt khda hpc hon 1000 sinh vien dai hoc c h y a k l d i n r l t nhieu cac d i i t y p n g khac (trong khi giai doan try&e ehi khoang 300 sinh vien) da dat ra nh&ng s&c ep rat l&n ve CO so v$t chat, trang t h i l t bj, can bd giang day, viec k i l m tra, thi c y . danh gia chat lypng day va h o c . v v - . eua nha try&ng, Ap dyng nh&ng thanh tyu cua CNTT vao qua trlnh giang day vd thi c y se giup chung ta t i l t kiem d y p c th&i gian va cdng s&c [ 1 , 2, 3, 5] Hien nay, Nha try&ng da va dang to ch&c thi t r i e nghiem trdn g i l y , hinh th&c thi nay ed y u diem la d i u l y ban d i u t h i p , cung luc to ch&c thi d y o e eho n h i l u smh vien nhyng cung cd cac nhypc diem la ton cdng nhan d l , ton giay myc, neu smh vien td khdng dung qui each se gay khd khan eho may quet C h y o n g trinh thi t r i e nghiem tren may tinh k h i c phuc d y o e cac nhyoc diem eua hinh thyc thi hien tai khdng t i n g i l y myc, khdng phai nhan de ( t i l l kipm chi phi va th&i gian), dac biet thuan Ipi cho cae mdn thi d n cd hinh anh nhy giai p h i u , ngoai khoa, m i t , TMH, v v Hon nya, c h y o n g trlnh kha than thien v&i ngy&i dung ( d l s y dung), tinh bao mat cao (phan q u y l n cho ngy&i s y dung theo t&ng d p dd) va dam bao tuyet d i i tinh khach quan. Tuy nhien, v i n con ton tai mdt s i nhyoc diem cung mdt luc khdng to eh&e thi d y o c chp n h i l u smh vidn, d i u to ban dau kha Ion (may tinh, trang thiet bi).

V. K^T LUAN

Trong cdng cupc cdng nghiep ^od - hien dai hoa dat ny&c hien nay, viec &ng dung Cdng nghe thdng tm vao tat ca moi ITnh v y c da tro nen p h i

b i l n va e l p thilt, chyong trlnh thi t r i e nghiem tren may tinh ra ddi da giai q u y l t d y p c p h i n l&n nhyng khd khan, v l t va trong viec thi cy. Ngoai ra, ehu'ong trlnh cung dam bao tinh cdng b l n g , khach quan va giam b&t tieu c y c trong thi cy.

K I ^ N N G H j

Nen cd CO c h l khuyin khich va tao dieu kien cho cac Bd mdn, don vj &ng dyng cdng nghe thdng tin vao cdng tac giang day, thi ey cOng nhy cae cdng viec khae M u i n vay, phai ed s y d i u t y t i i t h i l u (may tinh, mgng ndi b l , mang internet, cac p h i n mem lidn quan, ) Ngoai ra, phai t i ch&c cac l&p tdp h u l n , dao tao can bO theo dmh ky de cap nhat cai m&i, ap dung cai hien dai

TAI LIEU THAM KHAO

1. Bp m d n Toan - Tin, TriFong Dai hpc Y Ha Npi. Ngan hang eSu hoi thi t r i e nghidm p h i n Mi- crosoft Word

2. Bp m o n Toan - Tin, Tru'&ng Dai hpc Y Ha Npi Ngan hang cSu hoi thi t r i e nghiem p h i n Mi-' erosoft Excel

3. Bp m d n Toan - Tin, T r y & n g Dai hoc Y Ha Npi, Ngan hang cau hoi thi t r i e nghiem p h i n Epi-lnfo.

4. Dang DiFC Hau, Hoang Minh H l n g (2006).

Giao trinh Xac s u i t t h i n g ke Nha x u l t ban Y hpc.

D. Bp m o n Y vat ly, Tru'&ng Dai hoc Y Ha Noi.

Ngan hang cau hdi thi t r i e nghiem

6. N g u y l n Thj K i l u Duyen, (Tong hp'p va bien djch). Lap trinh Visual Basic 6.0, NXB Tre

7. N g u y l n T i l n D u n g . Ky nang lap trinh Visual BasicNet Nha x u l t ban T h i n g Kd

N g u y l n Ngpc M i n h , Hoang Du'c Hal (2002).

T y hpc SQL Server 2000 trong 21 ngay Nha x u l t ban Lao ddng - x a h|i

Summary

SOFTWARE FOR THE COMPUTER - BASED MULTIPLE CHOICE TEST

Study the exam situation and the exam banks of several HMU departments, exam and testing regula- tions, multiple choice test requirements, evaluation methods, standard exam requirements and other requirements of departments The program w/as w/ritten by Microsoft Visual Basic, [6, 7], Data management by SQL Server 2008 [8] and divided into two mam parts. One for lecturers and one for students.'The results

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