DC Tin 8 CN (10-11) HH-DN

 ĐỀ CƯƠNG ÔN TẬP CUỐI NĂM TIN HỌC 8 NĂM HỌC 2010 – 2011 I - PHẦN TRẮC NGHIỆM. Câu 1: !"#!$ %#$&' a.()*+'),-.++'),-/. b. ()*+'),-++'), c.()*+),-.++),-/. d. ()*+'),-++'),-/ Câu 2:0$123!$24#567!89 For i:=1 to 10 do write (i,’ ‘); a./:;*<=> b.>=<*;:/ c.2,?!@ c.$2567!8 Câu 3:A!5B"$123C').for')to:doC')C-/.DE4##9 a. b. c.; d.< Câu 4:0$123!$24#567!89 For i:=1 to 8 do write (i,’ ‘); a./:;*<= b.=<*;:/ c.2,?!@ d.$2567!8 Câu 5:@FG!#!$ %#$&9 a.H?!&I$2JK,L$GME4@%NB"I14OP#1$O#$Q $654O$R!5"#$Q$2J84ST b.HM4UQ@ !"I$GG"?!&IT c.G"?!&IPUVWI2UFX !"Y+ …, Câu 6:H !"#!$ %#J"9 a.Z'),Y+[\]. b.Z')T*T*,Y+[\]. c.Z),Y+[\]. d.Z'),Y+[\]. Câu 7:H !"Iwhile doQ,1$&#' a.^+_$R!5"`,._ !"`. b.^+_$R!5"`_ !"`,. Câu 8:H?!&a@,1$W%$bQ,1' a.(_ !"`+_ !"/`. b.(_$R!5"`+_ !"`. c.(_$R!5"`+_ !"`++_ !"/`. d.(_$R!5"`+_ !"`. Câu 9:P6 !"I(TT,c a.d@E$W!FX@E!V b.d@E!V8U3@E$W! c.d@E$W!U3@E!V d.?8$R!T Câu 10: Tìm giá trị của S trong đọan chương trình dưới đây: A'). Z')*,A')A-. a.A) b.A) c.A)* d.A)* Câu 11: Khi nào thì câu lệnh For…to…do kết thúc? a.F6$64U3@E!V b.F6$64e3@E!V c.F6$64FX@E!V d.F6$64U3@E$W! Câu 12: điều kiện vòng lặp chưa xác định thoát khỏi vòng lăp là: a.R!5"$& b.R!5" c.AVWIL!OP#$R!5"P#@5ePfI5$R!5"5f$&T d.AVWIL!OP#$R!5"P#@5ePfI5$R!5"f$&T Câu 13:H !"P6$&&@#' a. While_điều kiện`to_câu lệnh`. b. While_điều kiện`do_câu lệnh`. c. While_điều kiện`to_câu lệnh1`do_câu lệnh 2`. d. While_điều kiện`.do_câu lệnh`. Câu 14:H&@b !"Iforcdoc#9 a.ZF6$64')@E$W!@E!V, !". b.($R!5"+ !". c. Var0'++. d.856J80FP#T Câu 15:g"I#!$ %#$&9   a.Z_F6$64`)_@E$W!`_@E!N`,_ !"`. b.Z_F6$64`')_@E$W!`_@E!N`,_ !"`. c.Z_F6$64`')_@E!N`_@E$W!`,_ !"`. d.Z_F6$64`'_@E$W!`_ !"`,_@E!V`. Câu 16:hfIY+TT,#PfI' a.i62UVWI b.H2F62UVWI c.i62UVWI2U1#_) d.i62UVWI2U1#`) Câu 17: jk$R!Q !"$GG"' a.H?!&I b.H?!&a@ c.8P#F$R!T d.8P#F$R!$& Câu 18:P6 !"I(TT,c a.d@E$W!FX@E!V b.d@E!V8U3@E$W! c.d@E$W!U3@E!V d.?8$R!T Câu 19:H !"l%0FQ@,L a.2ePR#F b.2ePRO c.2ePRO#F d.?8$R!$&T Câu 20:H !"#!$ %#J"9 a.Z'),Y+[\] b.Z),Y+[\]. c.Z')T*T*,Y+[\] d.Z'),Y+[\]. Câu 21: Em hiểu câu lệnh lặp theo nghĩa nào dưới đây? a.jO"%R!"T b.H@ !"$2JP6I$IR!WT c.h !"$SQm#"I d.H80F0$R!T Câu 22: Tìm giá trị của S trong đọan chương trình dưới đây: A'). Z')*,A')A-. a.A) b.A) c.A)* d.A)* Câu 23: G5F@F648n4WK04oWKQ5G!,"!#+5F@' \TP'%pq(+. iTP'%p.q(+. HTP'%p'q'(+. rTP'%pTTq(+. Câu 24: H$123!' n:=1; While n<10 do Begin n:=n+1; Writeln(‘ xin chao’); end; B"23 !slt$2JP64#4?%W9 \T iT> HT rThfIPT Câu 25: HM@FG!@@FG!,2U$ %T \T r1?!&IPUVWIF62U$2JG"FX !"Zc,T iT H@ !"ZTT,5Gn! HT H !"duv0FQ@,L$2ePRO0#FT rT H !"duv0FQ@,L$2ePR#0OFT Câu 26: S%4G!$123!$ %T ').C')/.5'):. ^+_)<,')-.C')C-.5')5-C. A+')]]. ^+0+0C0+05. A!5B"$1Hm0"^+4#DEb0C05W2J#Fm!9 \T/0:0; iT=0/0: HT=0:0< rT<0:0= Câu 27:A!5B"$123!0@EbF6AFXFm!' '). (')*,')w. \T/ iT** HT/ rT* /  Câu 28:W 23Fx$W!FXy5Q'' \Tz,T iTi+T HT {+T rT hT Câu 29:H&@5F@F6mảng#' \Tvar_m48`. array p_MV$W!`TT_MV!V`qof_5G!,"!`. iT var_m48`'arrayp_MV$W!`c_MV!V`qof_5G!,"!`. HT var_m48`'arrayp_MV$W!`TT_MV!V`qof_5G!,"!`. rTvar _m48`'arrayp_MV$W!`c_MV!V`qfor_5G!,"!`. Câu 30:Hk5F@J"' \Th0F'%pTTq(+. HTh0F'%p'q(++. iTh0F'%pTTq(+. rTh0F'%pcq(+. Câu 31:B" !" for i:= 1 to 3.5 do writeln(i); sẽ viết ra màn hình? A. B"$2JP@E!V58#V!%mT B. d@EF6$64T C. h6VnP6V:T* D. HMP6V:T*4# Câu 32: hU !"Ifor i:=1 to 10 do x:=x+1.F6$648 $2J5F@#5G!,"!9 \T++. iT+. HT rT?8@5G!m$R!$2J II - PHẦN TỰ LUẬN : Bài 1. 4o23P#Ko23$&' N|H@AVBmy6hfIPUVWI2F6T 4}. hA'++. i+ '. A). ^+`, A')A- ')-. ^+[!+!,+']0A.~+,. z,T Bài 2.h623P#4O48@V!%mTd4#@E!FO b48$QP#@WKe3@E!FOb48T Bài 3. h623N|' A)-/-:-c- $Q#V!%myF#N4T Bài 4. h623N|'      TTT / : ; S n = + + + + +  $Q#V!%myF#N4T ĐÁP ÁN - PHẦN TỰ LUẬN : Bài 1. Program tinh_tong; Var i, S: Integer; Begin i:= 100; S: = 0; While i <=1000 do S:= S + i; :  i:= i + 1; Writeln(‘ Tong cac so tu nhien tu 100 den 1000 la:’,S); Readln; End. Bài 2. H23QG$2JP62!' Program tbc; Var a: array[1 100] of integer; i, n, tong: integer; tbc: real; Begin Write(‘Nhap vao so phan tu cua mang n= (<=100) :’); readln(n); Write(‘Nhap so nguyen:’); For i:=1 to n do Begin write(‘a[‘,i,’]:’); readln(a[i]); end; Tong:=0; For i:=1 to n do tong:=tong+a[i]; tbc:=tong/n; Writeln(‘Trung binh cong cua mang la:’, tbc:10:2); Writeln(‘ cac phan tu nho hon tbc la:’); For i:=1 to n do If a[i]<tbc then write(a[i]:5); Readln; End. Bài 3. 4. {+. h A'+. 0'++. i+ H. ^+[)[.~+,. A'). Z'),A')A-. ^+[4'[0A'<'/. ~+, z,T Bài 4. 4}}r. {+. h A'+. 0'++. i+ H. ^+[)[.~+,. A'). Z'),A')A-D. ^+[4'[0A'<'/. ~+, z,T ;  * . b.H?!&a@ c. 8 P#F$R!T d. 8 P#F$R!$& Câu 18: P6 !"I(TT,c a.d@E$W!FX@E!V b.d@E!V 8 U3@E$W! c.d@E$W!U3@E!V. 4:0$123!$24#567 !8 9 For i:=1 to 8 do write (i,’ ‘); a./:;*<= b.=<*;:/ c.2,?!@ d.$2567 !8  Câu 5:@FG!#!$. var_m 48 `'arrayp_MV$W!`c_MV!V`qof_5G!,"!`. HT var_m 48 `'arrayp_MV$W!`TT_MV!V`qof_5G!,"!`. rTvar _m 48 `'arrayp_MV$W!`c_MV!V`qfor_5G!,"!`. Câu