简洁漂亮的万能模板ppt课件

1、LOGOBi 12: Kiu XuGII THIU KCH BN DY HCTRNG I HC S PHM TP.H CH MINHKHOA CNG NGH THNG TINB MN PHNG PHP DY HC TIN HC 2Lp Tin 5D Bnh ThunGVHD: TS. L c LongSVTH: L Th Kim ThmMSSV: K33103286;Chng IV: KIU D LIU C CU TRCBi 11: Kiu mngBi 12: Kiu xu(2.0.1)Bi 13: Kiu bn ghiChng II: Chng trnh n ginChng III: Cu

2、trc r nhnh v lpChng I: Mt s khiNim v lp trnh v ngn ng lp trnhTin hc 11;Kin thc bitKin thc cn bit-Khai bo v truy xut cc phn t ca xu-Bit ghp xu i vi hng v bin xu-Bit so snh hai xu v s dng mt s hm, th tc chun-Bit ci t mt s chng trnh n gin;Gi nh tnh hung-Hc trong phng lab, c trang b my chiu-Phng hc sp x

3、p theo kiu hc nhm, mi nhm 5 hc sinh v mi nhm c mt my tnh-Dy hai tit hc lin tipChun b:- My tnh GV + HS (Ci Access 2007)- My chiu (Trnh chiu Slide bi ging + Hnh nh + Phim)- Bng + Phn- SGK, SGV, SBT;Mc tiu bi hc1Kin thc-Bit xu l mt dy k t (coi nh mng mt chiu)-Bit cch khai bo xu, truy cp phn t ca xu-S d

4、ng c mt s th tc, hm thng dng v xu-Ci t c mt s chng trnhn gin c s dng xu2K nng-Khai bo kiu xu-So snh hai xu-Nhn bit v bc u s dng c cc hm, th tc chun;Kin thc trng tm-im khKin thc trng tm-Bit xu l mt dy k t (mng mt chiu)-Bit khai bo xu, truy cp phn t ca xu-Bit v s dng mt s hm, th tc chun Kin thc trng t

5、m-im khim kh-Xu l g? di xu? Cch s dng hm length(s).-Phn bit di ti a v di thc s ca xu-Phn bit kiu mng mt chiu vi phn t thuc kiu char khc vi kiu xu (khai bo bng t kha string)-So snh hai xu.-Hm, th tc chun l g?;Kch bn dy hcHot ng 4Hot ng 3Hot ng 1Hot ng 5Hot ng 2Next;Hot ng 1*n li bi c v dn dt vo bi mi

6、*Thi lng: 7 pht-GV a ra 3 cu hi trc nghim nhc li cch khai bo, xc nh kiu d liu v cch truy cp phn t ca mng mt chiu.-GV a ra mt bi ton v xu k t v c mt p n gii quyt. t ra cu hi cho HS v cch gii quyt bi ton trn ng, hp l cha? Bt u gii thiu v bi hc 12.Hot ng 1BackTit 1;-Nu nh ngha, cch khai bo v truy xut c

7、c phn t xu-Thi gian: 18 phtHot ng 2-Gio vin s hi HS v kiu d liu c dng trong bi ton m u? Ch cho HS thy n khng phi l kiu s chun hc m ang thao tc vi kiu k t. C slide gii thiu v bng m ASCII.-GV: Gii thiu v nh ngha xu k t. Cho mt vi v d v xu k t n gin. khai bo v s dng kiu d liu xu th HS s xem slide so sn

8、h vi kiu d liu mng.(Chiu 2 slide, hi HS v cch khai bo kiu xu?) Sau GV s cht li v ch r cho HS thy cc thnh phn, t kha cng nh di ca xu.t cu hi -Nh vy c th xem xu nh mng mt chiu?-Truy xut cc phn t ca xu nh th no?Thao tc thc t trn my tnh mt bi n gin cho HS thy r cch truy xut cc phn t ca xu. (v d 2)BackTi

9、t 1;Hot ng 3*Ghp xu v so snh 2 xu*Thi gian: 15 phtGhp xu: (cho HS xem SGK Yu cu: Phi tm hiu c khi no cn ghp xu? Php ghp xu nh th no? GV s kim tra khi thc hnh)So snh hai xu-Cho HS ngi theo nhm cng tho lun v thc hnh. GV s gi mt bi ton so snh HS c th g li v nhp cc b th tr li cu hi v bo co li.-Cho HS nh

10、n xt v cc qui tc so snh. -GV cht li kin thc.Back5 pht cui, cng c bi hcTit 1;Hot ng 4*Gii thiu cc th tc, hm chun x l xu.*Thi gian: 18 pht-t cu hi tho lun: trong lp trnh vi Pascal chng ta hc nhng hm chun s hc no? -GV dn dt vo bi hc. Nu cho HS bit cc hm chun trn xu cng cho kt qu l cc gi tr c th l s, k

11、t hay xu. Th tc trn xu l lm thay i gi tr ca xu.-a ra cc cu hi trc nghim cc nhm cng tham kho SGK tho lun, c th th trn my tnh bo co kt qu thc hin. ng thi nhn xt v cch s dng cc hm, th tc trn xu.BackTit 22 pht u n nh lp hc, vn gi i hnh nhm;Hot ng 5*Ci t mt s chng trnh n gin x l xu*Thi gian: 20 pht-GV chiu cc on phim ci t cc v d 1, 3 v 4 trong SGK, gii thch v t mt s cu hi gip hc sinh nm r hn cc vn cn nh